Digicom 8E4446, PCIe, USB 3.2 Gen 1 (3.1 Gen 1), 5000 Mbit/s, Wired, Windows 7/Vista/XP Digicom 8E4446. Host interface: PCIe, Output interface: USB 3.2 Gen 1 (3.1 Gen 1). Data transfer rate: 5000 Mbit/s, Connectivity technology: Wired, Compatible operating systems: Windows 7/Vista/XP