PCIe 3 Transfer Rates :: Hardware and Operating Systems

PCIe has retro-compatibility, that's for the X16 slot you use for the GPU and the M possibly SATA controlled

PCIe: This interface taps into four of your computer's PCIe lanes to blow away SATA speeds, to the tune of nearly 4GBps over PCIe gen 3

pcie slot gpu Does putting a PCIe Gen4 video card in a Gen3 slot reduce performance? In specific applications, yes

pcie 4 in pcie 3 slot The huge difference you get with PCIe Gen 4 is that it doubles the data rate of PCIe Gen 3, so PCIe Gen 4 SSD is able to transfer data at