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Author: Admin | 2025-04-28
AMD Memory TweakRead and modify memory timings "on the fly"AMD Memory Tweak XL Released!LinkSupportGDDR5 Based AMD GPU'sHBM / HBM2 Based AMD GPU'sLinuxWindows (Beta)RequirementsOne or more AMD Radeon GPU'samdgpu-pro | ROCM (Verified working on amdgpu-pro 18.30)Adrenaline (Verified working on v19.4.1/v19.5.*)Build (Linux)Prerequisites:pciutils-dev | libpci-devbuild-essentialgitBuilding:$ git clone https://github.com/Eliovp/amdmemorytweak$ cd amdmemorytweak/linux$ g++ AmdMemTweak.cpp -lpci -lresolv -o amdmemtweakBuild (Windows)Clone repoLaunch VS ProjectBuild!Usage & InstructionsGlobal command line optionsCommandUser InputExtra Info- -helpShow this output- -version|--vShow version info- -gpu|- -iComma-Seperated gpu indicesSelected device(s)- -currentList current twiming valuesCommand line options: (HBM2)CommandUser InputExtra Info- -CL|- -cl[value]Cas Latency- -RAS|- -ras[value]Active to PRECHARGE command period- -RCDRD|- -rcdrd[value]Active to READ command delay- -RCDWR|- -rcdwr[value]Active to WRITE command delay- -RC|- -rc[value]Active to Active command period- -RP|- -rp[value]Precharge command period- -RRDS|- -rrds[value]Active bank A to Active or Single bank Refresh bank B command delay different bank group- -RRDL|- -rrdl[value]Active bank A to Active or Single Bank Refresh bank B command delay same bank group- -RTP|- -rtp[value]Read to precharge delay- -FAW|- -faw[value]Four Active Window- -CWL|- -cwl[value]- -WTRS|- -wtrs[value]Write to read delay- -WTRL|- -wtrl[value]tWTR = tWTRL when bank groups is enabled and both WRITE and READ- -WR|- -wr[value]Write Recovery Time- -RREFD|- -rrefd[value]- -RDRDDD|- -rdrddd[value]- -RDRDSD|- -rdrdsd[value]- -RDRDSC|- -rdrdsc[value]- -RDRDSCL|- -rdrdscl[value]- -WRWRDD|- -wrwrdd[value]- -WRWRSD|- -wrwrsd[value]- -WRWRSC|- -wrwrsc[value]- -WRWRSCL|- -wrwrscl[value]- -WRRD|- -wrrd[value]- -RDWR|- -rdwr[value]- -REF|- -ref[value]Average Periodic Refresh Interval- -MRD|- -mrd[value]Mode Register Set command cycle time- -MOD|- -mod[value]Mode Register Set command update delay- -XS|- -xs[value]Self refresh exit period- -XSMRS|- -xsmrs[value]- -PD|- -pd[value]Power down entry to exit time- -CKSRE|- -cksre[value]Valid CK Clock required after self refresh or power-down entry- -CKSRX|-
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