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by bullen
1547 days ago
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How do you measure watts? First answer on google: "maximal power consumption is around 50 watts" Firestorm is GPU (again google has little info) I'm talking CPU for the Raspberry. The Raspberry 4 GPU uses 1W. You are conflating because of sunk cost. You need to compare the same things, apples to apples (no pun) one CPU core on Raspberry consumes 1W on the M1 they are 4W GPU is 1W vs 5W (if you are correct which I HIGHLY doubt, I suspect 20W for the GPU alone, wikipedia states 39 watts at maximum load so yes 20W for the GPU)! You need to start looking at the world objectively and understand how it really works, because peak energy is not going to be forgiving if you don't. |
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Anyway, power usage of M1 variants has been studied in detail. It’s 5 watts peak for a single performance core, 20W peak for a CPU cluster of four cores, 10W for a 8-core GPU (128 FP32 ALUs per core). Bigger M1 variants have respectively higher power consumption because of the larger interconnects/caches etc. DRAM is also a factor. Running at full bandwidth is can consume over 10W of power.