Should you buy a PCIe or SSD?

Should you buy a PCIe or SSD? pcie 4 in pcie 3 slot ssd PCIe buses can support 1x, 4x, 8x, and 16x lanes PCIe has an effective transfer speed of up to 985 MBs per lane which means there is a potential transfer pcie 4 nvme in pcie 3 slot PCIe vs PCIe : what are the main differences? Simply put, PCIe Gen 4 has double the throughput of PCIe This is true for every new

pcie 4 nvme in pcie 3 slot Yes, PCIe is backwards compatible as long as the item fits it The main issue is the slot is slower than the so it won't be as fast as

pcie expansion slot The card physically has an X4 interface, so it could be plugged into an X4, X8, or X16 slot It can still physically only access 4 lanes (else A PCIe SSD card can be inserted into a motherboard having PCIe slots, but the SSD will not be able to make use of the greater bandwidth