4 x Motherboard

Gen4 nvme on PCIe 3 slot - ROG Forum nvme gen 4 in gen 3 slot Combined chipset and processor IO with a 3rd Gen AMD Ryzen™ or newer processor A-Series processors for socket AM4 feature 1x2 NVMePCI 'Usable PCIe Lanes' nvme m2 ssd slot Combined chipset and processor IO with a 3rd Gen AMD Ryzen™ or newer processor A-Series processors for socket AM4 feature 1x2 NVMePCI 'Usable PCIe Lanes'

nvme pcie 40 in 30 slot Kinda odd he spent nearly 4 minutes talking about the difference between Gen 3 and Gen 4