DeckLink Quad 2 w Gen 4 PCIe x4 slot?

CPU & PCIe lanes - Confused af halp plz? m 2 slot with pcie x4 lanes SATA SSDs and SSDs that use two PCI Express lanes tend to use keys B and M to maximize compatibility, since both connectors can deliver both m2 slot mainboard 2 PCIe NVMe drives are 'M' keyed SATA ones, however, are 'B+M' The former ensures the absolute fastest speeds The latter, however

m2 slot pc EXPLAINED: PCIe lane SWITCHING & Biggest MISTAKES!