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Re:Prefix sum: 20 GB/s (2.6x baseline) by _zoltan_ on Tuesday October 14, 2025 @03:24PM (#45583743)
GB is CPU+2xGPU.

GH is readily available for anybody at 1.5 dollars per hour on lambda; GB is harder and we're just going to begin to experiment on it.

Re:Prefix sum: 20 GB/s (2.6x baseline) by ashtonsix on Tuesday October 14, 2025 @03:47PM (#45583955)
Each Grace CPU has multiple cores: https://www.nvidia.com/en-gb/data-center/grace-cpu-superchip

This superchip (might be different to whichever you're referring to) has 2 CPUs (144 cores): https://developer.nvidia.com/blog/nvidia-grace-cpu-superchip...