Compliant PCI Express Base Specification, r3.0 (compatible w/ PCIe r1.0a/1.1&2.0). Compliant with PCI Power Management Spec, r1.2. Supports Access Control Services. Non-blocking switch fabric, Full line rate on all ports. This card does not rely on PCIe bifurcation supported by CPU or PCH. Independent, Stand Alone NVMe SSD Solution. Supports Windows 10 & Later, Windows 2016 Server, & Linux Kernel 3.3 & later. Supports Full-height Bracket and Low-Profile Bracket.