Tested RX7900XTX with ROCm7 power profiles
r/LocalLLaMA
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Generative AI
Open Source AI
Was trying to lower temps using builtin ROCm profiles without going far (just use what amd can offer in latest drivers) lama.cpp config: /home/user/ai/llama.cpp/build/bin/llama-bench \ -m /models/Qwen3.6-35B-A3B-UD-Q4_K_S.gguf \ -ngl 99 \ -fa on \ -mmp 0 \ -p 32768 \ -n 256 \ -r 2 \ -o json Results with just regular 272w cap profile (almost identical to nocap) sudo /opt/rocm/bin/rocm-smi --resetprofile sudo /opt/rocm/bin/rocm-smi --resetclocks sudo /opt/rocm/bin/rocm-smi --setperflevel auto echo 272000000 | sudo tee /sys/class/drm/card1/device/hwmon/hwmon1/power1_ca avg power: ~270.9W.