CPU• Supports 6th Gen Intel® Core™ i3/i5/i7 processors, and Intel® Pentium® and Celeron® processors for Socket LGA1151* Please refer to CPU Support for compatible CPU; the above description is for reference only.Chipset• Intel® B150 ChipsetMain Memory• 4 x DDR4 memory slots, support up to 64GB- Supports DDR4 2133 MHz• Dual channel memory architecture• Supports ECC, un-buffered memory- ECC UDIMM memory (non-ECC mode)• Supports Intel® Extreme Memory Profile (XMP)* Please refer to Compatibility reports for more information of compatible memory.* Hyper DIMM support is subject to the physical characteristics of individual CPUs* DDR4 2133 MHz and higher memory modules will only run at maximum of DDR4 2133 MHz on XMP mode due to Intel® chipset limitationSlots• 2 x PCIe 3.0 x16 slots (support x16/x4)*• 2 x PCIe 3.0 x1 slots• 1 x M.2 Key E Socket supports type 2230 Wi-Fi devices* The PCI_E4 slot will only run PCIe 3.0 x2 speed when the PCI_E3 slot is installed a device.Onboard Graphics• 1 x HDMI™ ports, support a maximum resolution of 4096x2160@24Hz, 2560x1600@60Hz- Support for HDMI™ 1.4 version.• 1 x VGA port, supports a maximum resolution of 2048x1536@50Hz, 2048x1280@60Hz, 1920x1200@60Hz• 1 x DVI-D port, supports a maximum resolution of 1920x1200 @60HzMulti-GPU• Supports 2-Way AMD® CrossFire™ TechnologyOn-Board SATA• Intel® B150 Chipset• 6 x SATA 6Gb/s ports• 1 x SATAe port** SATAe port is backward compatible with SATA.USB• Intel® B150 Chipset- 6 x USB 3.1 Gen1 (SuperSpeed USB) ports (4 ports on the back panel,2 ports available through the internal USB connectors)- 4 x USB 2.0 (High-speed USB) ports (2 ports on the back panel, 2 ports available through the internal USB connectors)Audio• Realtek® ALC892 Codec• 7.1-Channel High Definition Audio• Supports S/PDIF outputLAN• 1 x Realtek RTL8111H Gigabit LAN controller• 1 x M.2 Key E Socket supports type 2230 Wi-Fi devicesBack Panel I/O Ports- 1 x PS/2 keyboard/ mouse combo port- 2 x USB 2.0 ports- 4 x USB 3.1 Gen1 ports- 1 x VGA port- 1 x HDMI™ port- 1 x DVI-D port- 1 x LAN (RJ45) port- 1 x Clear CMOS button- 1 x Optical S/PDIF OUT connector- 5 x OFC audio jacksInternal I/O Connectors- 1 x 24-pin ATX main power connector- 1 x 8-pin ATX 12V power connector- 6 x SATA 6Gb/s connectors- 1 x USB 3.1 Gen1 connectors (support additional 2 USB3.1 Gen1 ports)- 1x USB 2.0 connector (supports additional 2 USB 2.0 ports)- 1 x 4-pin CPU fan connector- 2 x 4-pin system fan connectors- 1 x Clear CMOS jumper- 1 x Front panel audio connector- 2 x Front panel connectors- 1 x TPM module connector- 1 x Chassis Intrusion connector- 1 x Serial port connectorDimension• 9.6 in. x 9.6 in. (24.4 cm x 24.4 cm) M-ATX Form FactorMounting• 8 mounting holes