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I wonder if Smart Memory is even using PCIe 4? Remember AMD uses the PCIe lanes for interconnect between two EPYC CPUs. It's supposedly very similar to PCIe but
by zlynx 6y ago
I wonder if Smart Memory is even using PCIe 4? Remember AMD uses the PCIe lanes for interconnect between two EPYC CPUs. It's supposedly very similar to PCIe but a bit higher speed.
Smart Memory could then be as efficient as cross-CPU EPYC memory access. Which is pretty good.
- floatboth 6y agoSmart Memory Access is just marketing speak for resizable BARs (https://docs.microsoft.com/en-us/windows-hardware/drivers/display/resizable-bar-support https://docs.microsoft.com/en-us/windows-hardware/drivers/di...)