PCIe vs : How To Pick An NVMe SSD

PCIe vs : How To Pick An NVMe SSD nvme 4 0 in 3 0 slot It looks like there are different PCIe specs Dell's slot can be used for Intel Optane memory or for a bootable SSD apparently PCIe now nvme 40 in 30 slot Two types of PCIe slot on an Asus H81M-K motherboard Various slots on a computer motherboard, from top to bottom: PCI Express x4; PCI Express x16; PCI Express

nvme 40 in 30 slot so, Supports NVMe is not accurate as to what drive to get, you CAN use , even in a Gen4 slot

nvme m2 slot motherboard ASUS Hyper x16 Gen 4 Card supports four NVMe devices up to 256 Gbps for AMD TRX40X570 PCIe NVMe RAID and  speeds which is not what the question meant, imo Click to Those are just NVMe to PCIe slot adaptors so technically it is