Operating Systems Supported: PCI-Express x4, x8 or x16 slots
Microsoft Windows XP,7,8,8.1, Server 2012, 2008 R2, 2003, and Linux Kernel 2.6.31 or later
USB 3.0 devices preferred to get maximum speed
Specifications: Device Support: USB 3.0 Type A (backward compatible with USB 2.0 and 1.1)
Ports: 4, USB 3.0 Type A ports
Bus Technology: PCI-Express x4
Power Connector: 1 - LP4 (4 pin Molex) or SATA power connector
Specifications: Bus Type:PCI Express
Type Standard:Profile (LP bracket incl.)
Chipset:NEC UPD720201
Interface: USB 3.0 Port
Type and Rate :USB 3.0 - 5 Gbit/s
Connector Type(s): 1 - PCI Express x1 Male
External Ports: 4 - USB Type-A (9 pin) USB 3.0 Female
Internal Ports : 1 - SATA 15pin interface