What does the X4 mean in an PCIe Gen X4 NVME drive?

The graphic card's PCIe speed wouldn't be fully utilized on the motherboard's PCIe slot (also CPU support for PCIe is mandotory for

PCIe x1: a single PCIe lane does not support the interface] · PCIe x4: NVMe SSDs occupy a single x4 slot] · PCIe x8: expansion cards with 2 SSDs will

candibet slot The current PCIe Gen 3 slots have started to be replaced with PCIe Gen 4 can install more powerful hardware on a smaller PCIe slot

can you use a pcie 40 nvme in a 30 slot You can use any PCI device on newer PCIe slots PCIe slots are compatible with previous generation cards Additional Information While