MSI AM3 AMD 870 125W-CPU Support 2 PCIEx16/1 PCIEx1/3 PCI, USB 3.0 ATX Motherboard 870U-G55 Offers users the best experience for its unparalleled quality, ultimate efficiency, and the cool & noiseless and safety for its unbeatable stability. Best overclocking capability Auto-BIOS detection offers the best overclocking configuration Optimized for best system performance. Overclocking in 1 second Boost system performance (*Result may vary according to different CPU core quality and stability.) Revolutionary SuperSpeed USB 3.0, 10x faster than USB 2.0, Up to 5Gbps bandwidth, boost data transfer rate between PC and USB device USB 3.0: 2 USB 3.0 ports by NEC uPD720200F1