# v6.13.0 - [#2445](https://github.com/xmrig/xmrig/pull/2445) Added support for solo mining with miner signatures for the upcoming Wownero fork. # v6.12.2 - [#2280](https://github.com/xmrig/xmrig/issues/2280) GPU backends are now disabled in benchmark mode. - [#2322](https://github.com/xmrig/xmrig/pull/2322) Improved MSR compatibility with recent Linux kernels and updated `randomx_boost.sh`. - [#2340](https://github.com/xmrig/xmrig/pull/2340) Fixed AES detection on FreeBSD on ARM. - [#2341](https://github.com/xmrig/xmrig/pull/2341) `sse2neon` updated to the latest version. - [#2351](https://github.com/xmrig/xmrig/issues/2351) Fixed help output for `--cpu-priority` and `--cpu-affinity` option. - [#2375](https://github.com/xmrig/xmrig/pull/2375) Fixed macOS CUDA backend default loader name. - [#2378](https://github.com/xmrig/xmrig/pull/2378) Fixed broken light mode mining on x86. - [#2379](https://github.com/xmrig/xmrig/pull/2379) Fixed CL code for KawPow where it assumes everything is AMD. - [#2386](https://github.com/xmrig/xmrig/pull/2386) RandomX: enabled `IMUL_RCP` optimization for light mode mining. - [#2393](https://github.com/xmrig/xmrig/pull/2393) RandomX: added BMI2 version for scratchpad prefetch. - [#2395](https://github.com/xmrig/xmrig/pull/2395) RandomX: rewrote dataset read code. - [#2398](https://github.com/xmrig/xmrig/pull/2398) RandomX: optimized ARMv8 dataset read. - Added `argon2/ninja` alias for `argon2/wrkz` algorithm. # v6.12.1 - [#2296](https://github.com/xmrig/xmrig/pull/2296) Fixed Zen3 assembly code for `cn/upx2` algorithm. # v6.12.0 - [#2276](https://github.com/xmrig/xmrig/pull/2276) Added support for Uplexa (`cn/upx2` algorithm). - [#2261](https://github.com/xmrig/xmrig/pull/2261) Show total hashrate if compiled without OpenCL. - [#2289](https://github.com/xmrig/xmrig/pull/2289) RandomX: optimized `IMUL_RCP` instruction. - Added support for `--user` command line option for online benchmark. # v6.11.2 - [#2207](https://github.com/xmrig/xmrig/issues/2207) Fixed regression in HTTP parser and llhttp updated to v5.1.0. # v6.11.1 - [#2239](https://github.com/xmrig/xmrig/pull/2239) Fixed broken `coin` setting functionality. # v6.11.0 - [#2196](https://github.com/xmrig/xmrig/pull/2196) Improved DNS subsystem and added new DNS specific options. - [#2172](https://github.com/xmrig/xmrig/pull/2172) Fixed build on Alpine 3.13. - [#2177](https://github.com/xmrig/xmrig/pull/2177) Fixed ARM specific compilation error with GCC 10.2. - [#2214](https://github.com/xmrig/xmrig/pull/2214) [#2216](https://github.com/xmrig/xmrig/pull/2216) [#2235](https://github.com/xmrig/xmrig/pull/2235) Optimized `cn-heavy` algorithm. - [#2217](https://github.com/xmrig/xmrig/pull/2217) Fixed mining job creation sequence. - [#2225](https://github.com/xmrig/xmrig/pull/2225) Fixed build without OpenCL support on some systems. - [#2229](https://github.com/xmrig/xmrig/pull/2229) Don't use RandomX JIT if `WITH_ASM=OFF`. - [#2228](https://github.com/xmrig/xmrig/pull/2228) Removed useless code for cryptonight algorithms. - [#2234](https://github.com/xmrig/xmrig/pull/2234) Fixed build error on gcc 4.8. # v6.10.0 - [#2122](https://github.com/xmrig/xmrig/pull/2122) Fixed pause logic when both pause on battery and user activity are enabled. - [#2123](https://github.com/xmrig/xmrig/issues/2123) Fixed compatibility with gcc 4.8. - [#2147](https://github.com/xmrig/xmrig/pull/2147) Fixed many `new job` messages when solo mining. - [#2150](https://github.com/xmrig/xmrig/pull/2150) Updated `sse2neon.h` to the latest master, fixes build on ARMv7. - [#2157](https://github.com/xmrig/xmrig/pull/2157) Fixed crash in `cn-heavy` on Zen3 with manual thread count. - Fixed possible out of order write to log file. - [http-parser](https://github.com/nodejs/http-parser) replaced to [llhttp](https://github.com/nodejs/llhttp). - For official builds: libuv, hwloc and OpenSSL updated to latest versions. # v6.9.0 - [#2104](https://github.com/xmrig/xmrig/pull/2104) Added [pause-on-active](https://xmrig.com/docs/miner/config/misc#pause-on-active) config option and `--pause-on-active=N` command line option. - [#2112](https://github.com/xmrig/xmrig/pull/2112) Added support for [Tari merge mining](https://github.com/tari-project/tari/blob/development/README.md#tari-merge-mining). - [#2117](https://github.com/xmrig/xmrig/pull/2117) Fixed crash when GPU mining `cn-heavy` on Zen3 system. # v6.8.2 - [#2080](https://github.com/xmrig/xmrig/pull/2080) Fixed compile error in Termux. - [#2089](https://github.com/xmrig/xmrig/pull/2089) Optimized CryptoNight-Heavy for Zen3, 7-8% speedup. # v6.8.1 - [#2064](https://github.com/xmrig/xmrig/pull/2064) Added documentation for config.json CPU options. - [#2066](https://github.com/xmrig/xmrig/issues/2066) Fixed AMD GPUs health data readings on Linux. - [#2067](https://github.com/xmrig/xmrig/pull/2067) Fixed compilation error when RandomX and Argon2 are disabled. - [#2076](https://github.com/xmrig/xmrig/pull/2076) Added support for flexible huge page sizes on Linux. - [#2077](https://github.com/xmrig/xmrig/pull/2077) Fixed `illegal instruction` crash on ARM. # v6.8.0 - [#2052](https://github.com/xmrig/xmrig/pull/2052) Added DMI/SMBIOS reader. - Added information about memory modules on the miner startup and for online benchmark. - Added new HTTP API endpoint: `GET /2/dmi`. - Added new command line option `--no-dmi` or config option `"dmi"`. - Added new CMake option `-DWITH_DMI=OFF`. - [#2057](https://github.com/xmrig/xmrig/pull/2057) Improved MSR subsystem code quality. - [#2058](https://github.com/xmrig/xmrig/pull/2058) RandomX JIT x86: removed unnecessary instructions. # v6.7.2 - [#2039](https://github.com/xmrig/xmrig/pull/2039) Fixed solo mining. # v6.7.1 - [#1995](https://github.com/xmrig/xmrig/issues/1995) Fixed log initialization. - [#1998](https://github.com/xmrig/xmrig/pull/1998) Added hashrate in the benchmark finished message. - [#2009](https://github.com/xmrig/xmrig/pull/2009) AstroBWT OpenCL fixes. - [#2028](https://github.com/xmrig/xmrig/pull/2028) RandomX x86 JIT: removed redundant `CFROUND`. # v6.7.0 - **[#1991](https://github.com/xmrig/xmrig/issues/1991) Added Apple M1 processor support.** - **[#1986](https://github.com/xmrig/xmrig/pull/1986) Up to 20-30% faster RandomX dataset initialization with AVX2 on some CPUs.** - [#1964](https://github.com/xmrig/xmrig/pull/1964) Cleanup and refactoring. - [#1966](https://github.com/xmrig/xmrig/pull/1966) Removed libcpuid support. - [#1968](https://github.com/xmrig/xmrig/pull/1968) Added virtual machine detection. - [#1969](https://github.com/xmrig/xmrig/pull/1969) [#1970](https://github.com/xmrig/xmrig/pull/1970) Fixed errors found by static analysis. - [#1977](https://github.com/xmrig/xmrig/pull/1977) Fixed: secure JIT and huge pages are incompatible on Windows. - [#1979](https://github.com/xmrig/xmrig/pull/1979) Term `x64` replaced to `64-bit`. - [#1980](https://github.com/xmrig/xmrig/pull/1980) Fixed build on gcc 11. - [#1989](https://github.com/xmrig/xmrig/pull/1989) Fixed broken Dero solo mining. # v6.6.2 - [#1958](https://github.com/xmrig/xmrig/pull/1958) Added example mining scripts to help new miners. - [#1959](https://github.com/xmrig/xmrig/pull/1959) Optimized JIT compiler. - [#1960](https://github.com/xmrig/xmrig/pull/1960) Fixed RandomX init when switching to other algo and back. # v6.6.1 - Fixed, benchmark validation on NUMA hardware produced incorrect results in some conditions. # v6.6.0 - Online benchmark protocol upgraded to v2, validation not compatible with previous versions. - Single thread benchmark now is cheat-resistant, not possible speedup it with multiple threads. - RandomX dataset is now always initialized with static seed, to prevent time cheat by report slow dataset initialization. - Zero delay online submission, to make time validation much more precise and strict. - DNS cache for online benchmark to prevent unexpected delays. # v6.5.3 - [#1946](https://github.com/xmrig/xmrig/pull/1946) Fixed MSR mod names in JSON API (v6.5.2 affected). # v6.5.2 - [#1935](https://github.com/xmrig/xmrig/pull/1935) Separate MSR mod for Zen/Zen2 and Zen3. - [#1937](https://github.com/xmrig/xmrig/issues/1937) Print path to existing WinRing0 service without verbose option. - [#1939](https://github.com/xmrig/xmrig/pull/1939) Fixed build with gcc 4.8. - [#1941](https://github.com/xmrig/xmrig/pull/1941) Added CPUID info to JSON report. - [#1941](https://github.com/xmrig/xmrig/pull/1942) Fixed alignment modification in memory pool. - [#1944](https://github.com/xmrig/xmrig/pull/1944) Updated `randomx_boost.sh` with new MSR mod. - Added `250K` and `500K` offline benchmarks. # v6.5.1 - [#1932](https://github.com/xmrig/xmrig/pull/1932) New MSR mod for Ryzen, up to +3.5% on Zen2 and +1-2% on Zen3. - [#1918](https://github.com/xmrig/xmrig/issues/1918) Fixed 1GB huge pages support on ARMv8. - [#1926](https://github.com/xmrig/xmrig/pull/1926) Fixed compilation on ARMv8 with GCC 9.3.0. - [#1929](https://github.com/xmrig/xmrig/issues/1929) Fixed build without HTTP. # v6.5.0 - **Added [online benchmark](https://xmrig.com/benchmark) mode for sharing results.** - Added new command line options: `--submit`, ` --verify=ID`, ` --seed=SEED`, `--hash=HASH`. - [#1912](https://github.com/xmrig/xmrig/pull/1912) Fixed MSR kernel module warning with new Linux kernels. - [#1925](https://github.com/xmrig/xmrig/pull/1925) Add checking for config files in user home directory. - Added vendor to ARM CPUs name and added `"arch"` field to API. - Removed legacy CUDA plugin API. # v6.4.0 - [#1862](https://github.com/xmrig/xmrig/pull/1862) **RandomX: removed `rx/loki` algorithm.** - [#1890](https://github.com/xmrig/xmrig/pull/1890) **Added `argon2/chukwav2` algorithm.** - [#1895](https://github.com/xmrig/xmrig/pull/1895) [#1897](https://github.com/xmrig/xmrig/pull/1897) **Added [benchmark and stress test](https://github.com/xmrig/xmrig/blob/dev/doc/BENCHMARK.md).** - [#1864](https://github.com/xmrig/xmrig/pull/1864) RandomX: improved software AES performance. - [#1870](https://github.com/xmrig/xmrig/pull/1870) RandomX: fixed unexpected resume due to disconnect during dataset init. - [#1872](https://github.com/xmrig/xmrig/pull/1872) RandomX: fixed `randomx_create_vm` call. - [#1875](https://github.com/xmrig/xmrig/pull/1875) RandomX: fixed crash on x86. - [#1876](https://github.com/xmrig/xmrig/pull/1876) RandomX: added `huge-pages-jit` config parameter. - [#1881](https://github.com/xmrig/xmrig/pull/1881) Fixed possible race condition in hashrate counting code. - [#1882](https://github.com/xmrig/xmrig/pull/1882) [#1886](https://github.com/xmrig/xmrig/pull/1886) [#1887](https://github.com/xmrig/xmrig/pull/1887) [#1893](https://github.com/xmrig/xmrig/pull/1893) General code improvements. - [#1885](https://github.com/xmrig/xmrig/pull/1885) Added more precise hashrate calculation. - [#1889](https://github.com/xmrig/xmrig/pull/1889) Fixed libuv performance issue on Linux. # v6.3.5 - [#1845](https://github.com/xmrig/xmrig/pull/1845) [#1861](https://github.com/xmrig/xmrig/pull/1861) Fixed ARM build and added CMake option `WITH_SSE4_1`. - [#1846](https://github.com/xmrig/xmrig/pull/1846) KawPow: fixed OpenCL memory leak. - [#1849](https://github.com/xmrig/xmrig/pull/1849) [#1859](https://github.com/xmrig/xmrig/pull/1859) RandomX: optimized soft AES code. - [#1850](https://github.com/xmrig/xmrig/pull/1850) [#1852](https://github.com/xmrig/xmrig/pull/1852) General code improvements. - [#1853](https://github.com/xmrig/xmrig/issues/1853) [#1856](https://github.com/xmrig/xmrig/pull/1856) [#1857](https://github.com/xmrig/xmrig/pull/1857) Fixed crash on old CPUs. # v6.3.4 - [#1823](https://github.com/xmrig/xmrig/pull/1823) RandomX: added new option `scratchpad_prefetch_mode`. - [#1827](https://github.com/xmrig/xmrig/pull/1827) [#1831](https://github.com/xmrig/xmrig/pull/1831) Improved nonce iteration performance. - [#1828](https://github.com/xmrig/xmrig/pull/1828) RandomX: added SSE4.1-optimized Blake2b. - [#1830](https://github.com/xmrig/xmrig/pull/1830) RandomX: added performance profiler (for developers). - [#1835](https://github.com/xmrig/xmrig/pull/1835) RandomX: returned old soft AES implementation and added auto-select between the two. - [#1840](https://github.com/xmrig/xmrig/pull/1840) RandomX: moved more stuff to compile time, small x86 JIT compiler speedup. - [#1841](https://github.com/xmrig/xmrig/pull/1841) Fixed Cryptonight OpenCL for AMD 20.7.2 drivers. - [#1842](https://github.com/xmrig/xmrig/pull/1842) RandomX: AES improvements, a bit faster hardware AES code when compiled with MSVC. - [#1843](https://github.com/xmrig/xmrig/pull/1843) RandomX: improved performance of GCC compiled binaries. # v6.3.3 - [#1817](https://github.com/xmrig/xmrig/pull/1817) Fixed self-select login sequence. - Added brand new [build from source](https://xmrig.com/docs/miner/build) documentation. - New binary downloads for macOS (`macos-x64`), FreeBSD (`freebsd-static-x64`), Linux (`linux-static-x64`), Ubuntu 18.04 (`bionic-x64`), Ubuntu 20.04 (`focal-x64`). - Generic Linux download `xenial-x64` renamed to `linux-x64`. - Builds without SSL/TLS support are no longer provided. - Improved CUDA loader error reporting and fixed plugin load on Linux. - Fixed build warnings with Clang compiler. - Fixed colors on macOS. # v6.3.2 - [#1794](https://github.com/xmrig/xmrig/pull/1794) More robust 1 GB pages handling. - Don't allocate 1 GB per thread if 1 GB is the default huge page size. - Try to allocate scratchpad from dataset's 1 GB huge pages, if normal huge pages are not available. - Correctly initialize RandomX cache if 1 GB pages fail to allocate on a first NUMA node. - [#1806](https://github.com/xmrig/xmrig/pull/1806) Fixed macOS battery detection. - [#1809](https://github.com/xmrig/xmrig/issues/1809) Improved auto configuration on ARM CPUs. - Added retrieving ARM CPU names, based on lscpu code and database. # v6.3.1 - [#1786](https://github.com/xmrig/xmrig/pull/1786) Added `pause-on-battery` option, supported on Windows and Linux. - Added command line options `--randomx-cache-qos` and `--argon2-impl`. # v6.3.0 - [#1771](https://github.com/xmrig/xmrig/pull/1771) Adopted new SSE2NEON and reduced ARM-specific changes. - [#1774](https://github.com/xmrig/xmrig/pull/1774) RandomX: Added new option `cache_qos` in `randomx` object for cache QoS support. - [#1777](https://github.com/xmrig/xmrig/pull/1777) Added support for upcoming Haven offshore fork. - [#1780](https://github.com/xmrig/xmrig/pull/1780) CryptoNight OpenCL: fix for long input data. # v6.2.3 - [#1745](https://github.com/xmrig/xmrig/pull/1745) AstroBWT: fixed OpenCL compilation on some systems. - [#1749](https://github.com/xmrig/xmrig/pull/1749) KawPow: optimized CPU share verification. - [#1752](https://github.com/xmrig/xmrig/pull/1752) RandomX: added error message when MSR mod fails. - [#1754](https://github.com/xmrig/xmrig/issues/1754) Fixed GPU health readings for pre Vega GPUs on Linux. - [#1756](https://github.com/xmrig/xmrig/issues/1756) Added results and connection reports. - [#1759](https://github.com/xmrig/xmrig/pull/1759) KawPow: fixed DAG initialization on slower AMD GPUs. - [#1763](https://github.com/xmrig/xmrig/pull/1763) KawPow: fixed rare duplicate share errors. - [#1766](https://github.com/xmrig/xmrig/pull/1766) RandomX: small speedup on Ryzen CPUs. # v6.2.2 - [#1742](https://github.com/xmrig/xmrig/issues/1742) Fixed crash when use HTTP API. # v6.2.1 - [#1726](https://github.com/xmrig/xmrig/issues/1726) Fixed detection of AVX2/AVX512. - [#1728](https://github.com/xmrig/xmrig/issues/1728) Fixed, 32 bit Windows builds was crash on start. - [#1729](https://github.com/xmrig/xmrig/pull/1729) Fixed KawPow crash on old CPUs. - [#1730](https://github.com/xmrig/xmrig/pull/1730) Improved displaying information for compute errors on GPUs. - [#1732](https://github.com/xmrig/xmrig/pull/1732) Fixed NiceHash disconnects for KawPow. - Fixed AMD GPU health (temperatures/power/clocks/fans) readings on Linux. # v6.2.0-beta - [#1717](https://github.com/xmrig/xmrig/pull/1717) Added new algorithm `cn/ccx` for Conceal. - [#1718](https://github.com/xmrig/xmrig/pull/1718) Fixed, linker on Linux was marking entire executable as having an executable stack. - [#1720](https://github.com/xmrig/xmrig/pull/1720) Fixed broken CryptoNight algorithms family with gcc 10.1. # v6.0.1-beta - [#1708](https://github.com/xmrig/xmrig/issues/1708) Added `title` option. - [#1711](https://github.com/xmrig/xmrig/pull/1711) [cuda] Print errors from KawPow DAG initialization. - [#1713](https://github.com/xmrig/xmrig/pull/1713) [cuda] Reduced memory usage for KawPow, minimum CUDA plugin version now is 6.1.0. # v6.0.0-beta - [#1694](https://github.com/xmrig/xmrig/pull/1694) Added support for KawPow algorithm (Ravencoin) on AMD/NVIDIA. - Removed previously deprecated `cn/gpu` algorithm. - Default donation level reduced to 1% but you still can increase it if you like. # v5.11.3 - [#1718](https://github.com/xmrig/xmrig/pull/1718) Fixed, linker on Linux was marking entire executable as having an executable stack. - [#1720](https://github.com/xmrig/xmrig/pull/1720) Fixed broken CryptoNight algorithms family with gcc 10.1. # v5.11.2 - [#1664](https://github.com/xmrig/xmrig/pull/1664) Improved JSON config error reporting. - [#1668](https://github.com/xmrig/xmrig/pull/1668) Optimized RandomX dataset initialization. - [#1675](https://github.com/xmrig/xmrig/pull/1675) Fixed cross-compiling on Linux. - Fixed memory leak in HTTP client. - Build [dependencies](https://github.com/xmrig/xmrig-deps/releases/tag/v4.1) updated to recent versions. - Compiler for Windows gcc builds updated to v10.1. # v5.11.1 - [#1652](https://github.com/xmrig/xmrig/pull/1652) Up to 1% RandomX perfomance improvement on recent AMD CPUs. - [#1306](https://github.com/xmrig/xmrig/issues/1306) Fixed possible double connection to a pool. - [#1654](https://github.com/xmrig/xmrig/issues/1654) Fixed build with LibreSSL. # v5.11.0 - **[#1632](https://github.com/xmrig/xmrig/pull/1632) Added AstroBWT CUDA support ([CUDA plugin](https://github.com/xmrig/xmrig-cuda) v3.0.0 or newer required).** - [#1605](https://github.com/xmrig/xmrig/pull/1605) Fixed AstroBWT OpenCL for NVIDIA GPUs. - [#1635](https://github.com/xmrig/xmrig/pull/1635) Added pooled memory allocation of RandomX VMs (+0.5% speedup on Zen2). - [#1641](https://github.com/xmrig/xmrig/pull/1641) RandomX JIT refactoring, smaller memory footprint and a bit faster overall. - [#1643](https://github.com/xmrig/xmrig/issues/1643) Fixed build on CentOS 7. # v5.10.0 - [#1602](https://github.com/xmrig/xmrig/pull/1602) Added AMD GPUs support for AstroBWT algorithm. - [#1590](https://github.com/xmrig/xmrig/pull/1590) MSR mod automatically deactivated after switching from RandomX algorithms. - [#1592](https://github.com/xmrig/xmrig/pull/1592) Added AVX2 optimized code for AstroBWT algorithm. - Added new config option `astrobwt-avx2` in `cpu` object and command line option `--astrobwt-avx2`. - [#1596](https://github.com/xmrig/xmrig/issues/1596) Major TLS (Transport Layer Security) subsystem update. - Added new TLS options, please check [xmrig-proxy documentation](https://xmrig.com/docs/proxy/tls) for details. - `cn/gpu` algorithm now disabled by default and will be removed in next major (v6.x.x) release, no ETA for it right now. - Added command line option `--data-dir`. # v5.9.0 - [#1578](https://github.com/xmrig/xmrig/pull/1578) Added new RandomKEVA algorithm for upcoming Kevacoin fork, as `"algo": "rx/keva"` or `"coin": "keva"`. - [#1584](https://github.com/xmrig/xmrig/pull/1584) Fixed invalid AstroBWT hashes after algorithm switching. - [#1585](https://github.com/xmrig/xmrig/issues/1585) Fixed build without HTTP support. - Added command line option `--astrobwt-max-size`. # v5.8.2 - [#1580](https://github.com/xmrig/xmrig/pull/1580) AstroBWT algorithm 20-50% speedup. - Added new option `astrobwt-max-size`. - [#1581](https://github.com/xmrig/xmrig/issues/1581) Fixed macOS build. # v5.8.1 - [#1575](https://github.com/xmrig/xmrig/pull/1575) Fixed new block detection for DERO solo mining. # v5.8.0 - [#1573](https://github.com/xmrig/xmrig/pull/1573) Added new AstroBWT algorithm for upcoming DERO fork, as `"algo": "astrobwt"` or `"coin": "dero"`. # v5.7.0 - **Added SOCKS5 proxies support for Tor https://xmrig.com/docs/miner/tor.** - [#377](https://github.com/xmrig/xmrig-proxy/issues/377) Fixed duplicate jobs in daemon (solo) mining client. - [#1560](https://github.com/xmrig/xmrig/pull/1560) RandomX 0.3-0.4% speedup depending on CPU. - Fixed possible crashes in HTTP client. # v5.6.0 - [#1536](https://github.com/xmrig/xmrig/pull/1536) Added workaround for new AMD GPU drivers. - [#1546](https://github.com/xmrig/xmrig/pull/1546) Fixed generic OpenCL code for AMD Navi GPUs. - [#1551](https://github.com/xmrig/xmrig/pull/1551) Added RandomX JIT for AMD Navi GPUs. - Added health information for AMD GPUs (clocks/power/fan/temperature) via ADL (Windows) and sysfs (Linux). - Fixed possible nicehash nonce overflow in some conditions. - Fixed wrong OpenCL platform on macOS, option `platform` now ignored on this OS. # v5.5.3 - [#1529](https://github.com/xmrig/xmrig/pull/1529) Fixed crash on Bulldozer CPUs. # v5.5.2 - [#1500](https://github.com/xmrig/xmrig/pull/1500) Removed unnecessary code from RandomX JIT compiler. - [#1502](https://github.com/xmrig/xmrig/pull/1502) Optimizations for AMD Bulldozer. - [#1508](https://github.com/xmrig/xmrig/pull/1508) Added support for BMI2 instructions. - [#1510](https://github.com/xmrig/xmrig/pull/1510) Optimized `CFROUND` instruction for RandomX. - [#1520](https://github.com/xmrig/xmrig/pull/1520) Fixed thread affinity. # v5.5.1 - [#1469](https://github.com/xmrig/xmrig/issues/1469) Fixed build with gcc 4.8. - [#1473](https://github.com/xmrig/xmrig/pull/1473) Added RandomX auto-config for mobile Ryzen APUs. - [#1477](https://github.com/xmrig/xmrig/pull/1477) Fixed build with Clang. - [#1489](https://github.com/xmrig/xmrig/pull/1489) RandomX JIT compiler tweaks. - [#1493](https://github.com/xmrig/xmrig/pull/1493) Default value for Intel MSR preset changed to `15`. - Fixed unwanted resume after RandomX dataset change. # v5.5.0 - [#179](https://github.com/xmrig/xmrig/issues/179) Added support for [environment variables](https://xmrig.com/docs/miner/environment-variables) in config file. - [#1445](https://github.com/xmrig/xmrig/pull/1445) Removed `rx/v` algorithm. - [#1453](https://github.com/xmrig/xmrig/issues/1453) Fixed crash on 32bit systems. - [#1459](https://github.com/xmrig/xmrig/issues/1459) Fixed crash on very low memory systems. - [#1465](https://github.com/xmrig/xmrig/pull/1465) Added fix for 1st-gen Ryzen crashes. - [#1466](https://github.com/xmrig/xmrig/pull/1466) Added `cn-pico/tlo` algorithm. - Added `--randomx-no-rdmsr` command line option. - Added console title for Windows with miner name and version. - On Windows `priority` option now also change base priority. # v5.4.0 - [#1434](https://github.com/xmrig/xmrig/pull/1434) Added RandomSFX (`rx/sfx`) algorithm for Safex Cash. - [#1445](https://github.com/xmrig/xmrig/pull/1445) Added RandomV (`rx/v`) algorithm for *new* MoneroV. - [#1419](https://github.com/xmrig/xmrig/issues/1419) Added reverting MSR changes on miner exit, use `"rdmsr": false,` in `"randomx"` object to disable this feature. - [#1423](https://github.com/xmrig/xmrig/issues/1423) Fixed conflicts with exists WinRing0 driver service. - [#1425](https://github.com/xmrig/xmrig/issues/1425) Fixed crash on first generation Zen CPUs (MSR mod accidentally enable Opcache), additionally now you can disable Opcache and enable MSR mod via config `"wrmsr": ["0xc0011020:0x0", "0xc0011021:0x60", "0xc0011022:0x510000", "0xc001102b:0x1808cc16"],`. - Added advanced usage for `wrmsr` option, for example: `"wrmsr": ["0x1a4:0x6"],` (Intel) and `"wrmsr": ["0xc0011020:0x0", "0xc0011021:0x40:0xffffffffffffffdf", "0xc0011022:0x510000", "0xc001102b:0x1808cc16"],` (Ryzen). - Added new config option `"verbose"` and command line option `--verbose`. # v5.3.0 - [#1414](https://github.com/xmrig/xmrig/pull/1414) Added native MSR support for Windows, by using signed **WinRing0 driver** (© 2007-2009 OpenLibSys.org). - Added new [MSR documentation](https://xmrig.com/docs/miner/randomx-optimization-guide/msr). - [#1418](https://github.com/xmrig/xmrig/pull/1418) Increased stratum send buffer size. # v5.2.1 - [#1408](https://github.com/xmrig/xmrig/pull/1408) Added RandomX boost script for Linux (if you don't like run miner with root privileges). - Added support for [AMD Ryzen MSR registers](https://www.reddit.com/r/MoneroMining/comments/e962fu/9526_hs_on_ryzen_7_3700x_xmrig_520_1gb_pages_msr/) (Linux only). - Fixed command line option `--randomx-wrmsr` option without parameters. # v5.2.0 - **[#1388](https://github.com/xmrig/xmrig/pull/1388) Added [1GB huge pages support](https://xmrig.com/docs/miner/hugepages#onegb-huge-pages) for Linux.** - Added new option `1gb-pages` in `randomx` object with command line equivalent `--randomx-1gb-pages`. - Added automatic huge pages configuration on Linux if use the miner with root privileges. - **Added [automatic Intel prefetchers configuration](https://xmrig.com/docs/miner/randomx-optimization-guide#intel-specific-optimizations) on Linux.** - Added new option `wrmsr` in `randomx` object with command line equivalent `--randomx-wrmsr=6`. - [#1396](https://github.com/xmrig/xmrig/pull/1396) [#1401](https://github.com/xmrig/xmrig/pull/1401) New performance optimizations for Ryzen CPUs. - [#1385](https://github.com/xmrig/xmrig/issues/1385) Added `max-threads-hint` option support for RandomX dataset initialization threads. - [#1386](https://github.com/xmrig/xmrig/issues/1386) Added `priority` option support for RandomX dataset initialization threads. - For official builds all dependencies (libuv, hwloc, openssl) updated to recent versions. - Windows `msvc` builds now use Visual Studio 2019 instead of 2017. # v5.1.1 - [#1365](https://github.com/xmrig/xmrig/issues/1365) Fixed various system response/stability issues. - Added new CPU option `yield` and command line equivalent `--cpu-no-yield`. - [#1363](https://github.com/xmrig/xmrig/issues/1363) Fixed wrong priority of main miner thread. # v5.1.0 - [#1351](https://github.com/xmrig/xmrig/pull/1351) RandomX optimizations and fixes. - Improved RandomX performance (up to +6-7% on Intel CPUs, +2-3% on Ryzen CPUs) - Added workaround for Intel JCC erratum bug see https://www.phoronix.com/scan.php?page=article&item=intel-jcc-microcode&num=1 for details. - Note! Always disable "Hardware prefetcher" and "Adjacent cacheline prefetch" in BIOS for Intel CPUs to get the optimal RandomX performance. - [#1307](https://github.com/xmrig/xmrig/issues/1307) Fixed mining resume after donation round for pools with `self-select` feature. - [#1318](https://github.com/xmrig/xmrig/issues/1318#issuecomment-559676080) Added option `"mode"` (or `--randomx-mode`) for RandomX. - Added memory information on miner startup. - Added `resources` field to summary API with memory information and load average. # v5.0.1 - [#1234](https://github.com/xmrig/xmrig/issues/1234) Fixed compatibility with some AMD GPUs. - [#1284](https://github.com/xmrig/xmrig/issues/1284) Fixed build without RandomX. - [#1285](https://github.com/xmrig/xmrig/issues/1285) Added command line options `--cuda-bfactor-hint` and `--cuda-bsleep-hint`. - [#1290](https://github.com/xmrig/xmrig/pull/1290) Fixed 32-bit ARM compilation. # v5.0.0 This version is first stable unified 3 in 1 GPU+CPU release, OpenCL support built in in miner and not require additional external dependencies on compile time, NVIDIA CUDA available as external [CUDA plugin](https://github.com/xmrig/xmrig-cuda), for convenient, 3 in 1 downloads with recent CUDA version also provided. This release based on 4.x.x series and include all features from v4.6.2-beta, changelog below include only the most important changes, [full changelog](doc/CHANGELOG_OLD.md) available separately. - [#1272](https://github.com/xmrig/xmrig/pull/1272) Optimized hashrate calculation. - [#1263](https://github.com/xmrig/xmrig/pull/1263) Added new option `dataset_host` for NVIDIA GPUs with less than 4 GB memory (RandomX only). - [#1068](https://github.com/xmrig/xmrig/pull/1068) Added support for `self-select` stratum protocol extension. - [#1227](https://github.com/xmrig/xmrig/pull/1227) Added new algorithm `rx/arq`, RandomX variant for upcoming ArQmA fork. - [#808](https://github.com/xmrig/xmrig/issues/808#issuecomment-539297156) Added experimental support for persistent memory for CPU mining threads. - [#1221](https://github.com/xmrig/xmrig/issues/1221) Improved RandomX dataset memory usage and initialization speed for NUMA machines. - [#1175](https://github.com/xmrig/xmrig/issues/1175) Fixed support for systems where total count of NUMA nodes not equal usable nodes count. - Added config option `cpu/max-threads-hint` and command line option `--cpu-max-threads-hint`. - [#1185](https://github.com/xmrig/xmrig/pull/1185) Added JIT compiler for RandomX on ARMv8. - Improved API endpoint `GET /2/backends` and added support for this endpoint to [workers.xmrig.info](http://workers.xmrig.info). - Added command line option `--no-cpu` to disable CPU backend. - Added OpenCL specific command line options: `--opencl`, `--opencl-devices`, `--opencl-platform`, `--opencl-loader` and `--opencl-no-cache`. - Added CUDA specific command line options: `--cuda`, `--cuda-loader` and `--no-nvml`. - Removed command line option `--http-enabled`, HTTP API enabled automatically if any other `--http-*` option provided. - [#1172](https://github.com/xmrig/xmrig/issues/1172) **Added OpenCL mining backend.** - [#268](https://github.com/xmrig/xmrig-amd/pull/268) [#270](https://github.com/xmrig/xmrig-amd/pull/270) [#271](https://github.com/xmrig/xmrig-amd/pull/271) [#273](https://github.com/xmrig/xmrig-amd/pull/273) [#274](https://github.com/xmrig/xmrig-amd/pull/274) [#1171](https://github.com/xmrig/xmrig/pull/1171) Added RandomX support for OpenCL, thanks [@SChernykh](https://github.com/SChernykh). - Algorithm `cn/wow` removed, as no longer alive. # Previous versions [doc/CHANGELOG_OLD.md](doc/CHANGELOG_OLD.md)