PCI-e v4 card on PCI-e v3 board Performance loss?

The board has one PCIe slot but the slots are PCIe You can still use the PCIe SSD in the PCIe NVMe slot but max speeds will

It should be backward compatible, but you will see less performance than if you had it in a PCIe slot since it runs at PCIe x8 instead

pcie 50 x16 slot RX 7600 - PCIe 3 vs PCIe 4

pcie 40 gpu in 30 slot All 11th gen and 12th gen and accordingly 500600 series mainboard support PCIE , it's nothing special and not rare Also most GPUs don't