StarTech.com 2 Port PCI Express PCIe SuperSpeed USB 3.0 Controller Card w/ SATA Power. Host interface: PCIe, Output interface: USB 3.2 Gen 1 (3.1 Gen 1). Data transfer rate (max): 5 Gbit/s. Windows operating systems supported: Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64,..., Server operating systems supported: Windows Server 2003, Windows Server 2003 x64, Windows Server 2008 R2. Width: 21 mm, Depth: 80 mm, Height: 120 mm. Package width: 145 mm, Package depth: 170 mm, Package height: 32 mm