jeffr_tech (jeffr_tech) wrote,

more dram access timings on two interesting architectures

Ever wonder what memory latency is like on a large loosely connected opteron system? I lay awake at nights wondering myself. Fortunately, I have access to a tyan 8 socket barcelona system. This is basically two 4 socket boards with two very slow HT links between them. I also have access to a nehalem based box that I have timings for. The results are behind the cut.

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