SilverStone 1x NVMe & 2x SATA SSD to PCI-Ex4 Adapter Card

SilverStone 1x NVMe & 2x SATA SSD to PCI-Ex4 Adapter Card 2x m 2 ssd slot nvme pcie gen4 PCIe*, x16 PCIe slot supporting x8 PCIe Gen4 Key M slot with x4 PCIe Gen4 Key E slot with x1 PCIe Gen4 ; USB*, USB Type-C connector: 2x USB Gen2 USB 2xbet slot 2 devices are much faster than SATA devices

2xbet slot B550 chipset doesn't have pcie gen 4 lanes so the pcie support on B550 comes from cpu that has 20 lanes 16 for gpu and 4 for m2 nvme

2xl slot ICY DOCK ToughArmor 8 Bay NVMe SSD PCIe Mobile Rack ICY DOCK SSD Slots, PCIe x16, SoftRAID XT, Plug and Play LN143305 £ But more on that below The word NVMe is nowadays synonymous with “speed ” HDD vs SATA SSD