Re:PCIe 8.0 Announced by the PCI-Sig Will Double Throughput ...
by zamadatix on Wednesday August 13, 2025 @07:59PM
(#44895323)
At least the GB200s OpenAI purchased have CX-8s, but it's very possible (perhaps even very likely) most of the millions of GB200s were with PCIe 5.0 and CX-7s given the SuperMicro spec sheet.
Edit: found the SemiAnalysis post saying as much https://x.com/SemiAnalysis_/status/1947768988467138645/photo...