Comments on: Microchip SMC 2×00 CXL Memory Controller Powers Cool Devices https://www.servethehome.com/microchip-smc-2x00-cxl-memory-controller-powers-cool-devices/ Server and Workstation Reviews Mon, 19 Aug 2024 09:50:06 +0000 hourly 1 https://wordpress.org/?v=6.7.1 By: Kyle https://www.servethehome.com/microchip-smc-2x00-cxl-memory-controller-powers-cool-devices/#comment-584104 Mon, 19 Aug 2024 09:50:06 +0000 https://www.servethehome.com/?p=79779#comment-584104 @Pat
It depends on the architecture of CXL, whether you’re using switches and so on. I’d expect commercial simple (directly attached to the CPU accessing it) device latency to be 1.5 to 3.0x the latency of local DRAM.
You can find a list of papers analyzing this topic at 0x10.sh/the-performance-of-cxl-memory-latency-bandwidth

]]> By: Pat https://www.servethehome.com/microchip-smc-2x00-cxl-memory-controller-powers-cool-devices/#comment-584095 Mon, 19 Aug 2024 05:17:33 +0000 https://www.servethehome.com/?p=79779#comment-584095 How about latency with CXL-RAM?

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