For work or play, the TH55XE by Biostar offers affordable, reliable performance. This Micro ATX motherboard is based on Intel's H55 chipset and is ready to support Intel's socket LGA 1156 processors including Core i7/i5/i3/Pentium CPUs. Install up to 16GB of DDR3 RAM with full dual channel support. The new Intel H55 chipset provides full support for Intel’s 32nm Clarkdale CPUs with an integrated HD GPU. Video or files can be streamed to up to four 3GB/s SATA II storage devices with high speed data transfer. The Realtek ALC888 audio chipset delivers 8+2 channels of blu-ray-quality sound. The Gigabit Ethernet LAN allows data streaming between other systems on the network with no bottlenecks. Four USB 2.0 ports offer great potential to add other system components. Number of Memory Slots: 4×240pin Memory Standard: DDR3 800/1066/1333/1600(OC)/1800(OC)/ 2000(OC) PCI Express 2.0 x16: 1 Onboard Video Chipset: None Audio Chipset: Realtek ALC888 Max LAN Speed: 10/100/1000Mbps SATA 3Gb/s: 5 CPU Type: Core i7 / i5 / i3 / Pentium (LGA1156)