1.Operational registers are direct-apped to PCI memory Space 2.Supports Serial Peripheral Interface (SPI) type ROM 3.VL800 VIA VL800 Chipset 4 port usb3.0 pci express card   Features:Blazing Fast - Transfer Speeds Of Up To 5Gpbs 10X Faster - Than USB 2.0 Supply Power - Up To 600mA Max Backward Compatible - USB 3.0/2.0/1.1 More Ports - 4 USB 3.0 SuperSpeed Ports

Description:

1. Compliant with Universal Serial Bus 3.0 specification Revision1.0                                                                            2.Low-speed (1.5 Mbps) / Full-speed (12 Mbps) / High-speed (480 Mbps) / Super-speed (5 Gbps)   

3.Supports 4 downstream ports for all speeds   

4.Supports all USB compliant data transfer type as follows: Control / Bulk / Interrupt / Isochronous transfer

5.Compliant with Intel’s eXtensible Host Controller Interface (xHCI) Specification revision 0.95  

6.Support USB legacy function  

7.Operational registers are direct-apped to PCI memory Space  

8.Supports Serial Peripheral Interface (SPI) type ROM                                                                  

9.System clock: 24 MHz crystal or 48MHz external clock.  

10.3.3 V and 1.05 V power supply

Package contents:

1xPCI-E TO USB3.0

1xCD driver

VIA VL800 Chipset 4 port usb3.0 pci express card