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A comment on PCIe 7.0 Draft 0.5 Spec: 512 GB/s over PCIe x16 On Track For 2025. Parent comment

Re:PCIe 7.0 Draft 0.5 Spec: 512 GB/s over PCIe x16 On Track ... by crest on Thursday April 04, 2024 @05:00PM (#39935743)
Even the fastest (as in lowest latency) CXL memories claim a ~200ns latency (~4x worse than DDR5) and it wouldn't be free.
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Re:PCIe 7.0 Draft 0.5 Spec: 512 GB/s over PCIe x16 On Track ... by imtringued on Friday April 05, 2024 @02:06AM (#39939131)
200ns latency for communicating with another CPU or GPU device is pretty good. Just imagine how many microseconds it would take to do all of this over ethernet.
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