USB 3.0 2-Port PCI-Express Interface Board 

The PCI Express Interface Card quickly and easily adds SuperSpeed USB 3.0 capability to any PC. USB 3.0 is the latest generation of USB technology, boasting enhanced transfer rates up to 5 Gbps. SuperSpeed USB delivers faster access and transfer of your data while ensuring backward compatibility to USB 2.0 devices. The USB 3.0 PCI Express Interface Card offers a quick and simple way to upgrade your PC to SuperSpeed USB 3.0 technology.

PCI Express Interface Card is the latest model, designed with the same specifications and operability as its predecessor, IFC-PCIE2U3.



Upgrade to USB 3.0 in a Flash

Buffalo's Interface Card for PCI Express is a simple solution for connecting to and using USB 3.0 devices on your PC. In addition to supporting USB 3.0 devices, it is backward compatible with USB 2.0 devices, offering connection to either of the two available ports. USB 3.0 Interface Card for PCI Express is the best way to upgrade your current PC for use with SuperSpeed USB 3.0.

  • SuperSpeed USB 3.0: Ultra-fast transfer rates - up to 5 Gbps*
  • Boost Your Peripheral Capability: USB 3.0 PCI Express interface card with 2 ports
  • The New Standard for USB: Connect any USB 3.0 device to your PC
  • Backward Compatible: Works with USB 2.0 devices
  • Expand Your Storage: Great for connecting external USB 3.0 hard drives

* 5 Gbps is the maximum transfer rate derived from the specifications of the Universal Serial Bus 3.0 and the ExpressCard. Actual transfer rate will vary depending upon environmental factors. Data rate, features and performance may vary based on the configuration of your system and other factors. For USB 3.0 transfer speeds, a USB 3.0 support is required on the external storage device.



Standards Compliance USB 3.0
Interface Type PCI Express x 1 Rev 2.0
Data Transfer Rates 5 Gbps
Number of Ports 2


Dimensions (W x H) 3.2 x 2.7 in
Weight 1.8 oz
Client OS Support Windows® 8 (32-bit/64-bit), Windows® 7 (64-bit/32-bit), Windows Vista® (64-bit/32-bit), Windows® XP (64-bit/32-bit), Windows Server® 2012(64-bit/32-bit*), Windows Server® 2012R2(64-bit/32-bit*), Windows Server® 2008 (64-bit/32-bit*), Windows Server® 2008 R2 (64-bit/32-bit*), Windows Server® 2003(64-bit/32-bit*), Windows Server® 2003 R2 (64-bit/32-bit*)

If 4 GB of memory or more are installed on 32-bit versions of Windows Server operating systems, the card may not function properly.



    File Size Post Date Version OS Support Notes
2016-25-04 Windows


    File Size Post Date Version OS Support Notes
0.96 KB 2016-25-04 1.02 Windows
2016-25-04 Windows


    File Size Post Date Version OS Support Notes
2016-25-04 CD Image for ExpressCard Adapter
2016-25-04 1.1 Windows Interface Navigator for IFC-EC2U3/UC2


PCI Express Interface Card