Question - PCIE x8 into a PCIE x4

PCI Express Gen4 - 2 slot passive backplane pcie 4 slot veteran68 said: Can anyone confirm or tell me how to confirm that PCI_E3 runs at x4 ? pcie 30 x4 slot PCIe Gen 4 is the latest and fastest PCIe standard available on motherboards and compatible CPUs PCIe Gen 4 cards can accommodate the full bandwidth that

pciex1_1 slot Your gen 3 NVMe SSD will run at its maximum readwrite speeds in a gen 4 NVMe SSD slot as gen 4 NVMe SSD slots are backwards compatible with