Maybe not strictly necessary, but a separate PCIe backplane just for P2P bandwidth bypasses topology and bottleneck mess[1][2] of PC platform altogether and mig

Maybe not strictly necessary, but a separate PCIe backplane just for P2P bandwidth bypasses topology and bottleneck mess[1][2] of PC platform altogether and might be useful. I suspect this was the original premise for NVLink too. 1: https://assets.hardwarezone.com/img/2023/09/pre-meteror-lake-processor-model.jpg https://assets.hardwarezone.com/img/2023/09/pre-meteror-lake... 2: https://www.gigabyte.com/FileUpload/Global/MicroSite/579/innergigabyteimages/MC13-LE1_BlockDiagram.png https://www.gigabyte.com/FileUpload/Global/MicroSite/579/inn...