Motherboard - ATX - LGA1151 Socket - C236 - USB 3.0 USB 3.1 - 2 x Gigabit LAN - onboard graphics (CPU required) - HD Audio (8-channel) Form Factor ATX CPU Single Socket H4 (LGA 1151) supports: Intel Xeon processor E3-1200 v5, Intel 6th Gen CoreTM i7/i5/i3, Intel Pentium, Intel Celeron processors CPU TDP up to 95W Memory Capacity 4x 288-pin DDR4 DIMM slots> Up to 64GB DDR4 ECC UDIMM Memory Type 2133/1866/1600MHz ECC DDR4 SDRAM 72-bit, 288-pin (UDIMM) gold-plated DIMMs DIMM Sizes 16GB, 8GB, 4GB Memory Voltage 1.2 V Error Detection Corrects single-bit errors Detects double-bit errors (using ECC memory) Chipset Intel C236 chipset SATA SATA3 (6Gbps) via C236 controller RAID 0, 1, 5, 10 support Network Controllers Intel I210-AT + Intel PHY i219LM Ethernet Controllers Virtual Machine Device Queues reduce I/O overhead Supports 10BASE-T, 100BASE-TX, and 1000BASE-T, RJ45 output Audio ALC 888S HD Audio Input / Output SATA : 8x SATA3 (6Gbps) ports LAN : 2x RJ45 Gigabit Ethernet LAN ports USB : 6x USB 3.0 ports (2 rear + 4 via headers) , 8x USB 2.0 ports (2 rear + 6 via headers) , 2x USB 3.1 (rear) Video : 1 DVI - D, 1 DP (Display Port), 1 HDMI Audio : 7.1 HD Jacks Serial Port / Header : 2x COM ports (2 headers) SuperDOM : 2x SuperDOM (Disk on Module) ports with built-in power TPM : 1x TPM 1.2 20-pin Header PCI-Express 2x PCI-E 3.0 x16 slots (run at 16/NA or 8/8) 3x PCI-E 3.0 x1 slots 2x 5V PCI 32bit slots BIOS Type 128Mb SPI Flash EEPROM with AMI BIOS BIOS Features Plug and Play (PnP) APM 1.2 DMI 2.3 PCI 2.3 ACPI 1.0 / 2.0 / 3.0 / 4.0 USB Keyboard support Hardware BIOS Virus protection SMBIOS 2.7.1 UEFI 2.3.1 RTC (Real Time Clock) Wakeup Software AMT SuperDoctor 5 vPro Watch Dog Power Configurations ACPI Power Management Keyboard Wakeup from Soft-Off CPU Fan auto-off in sleep mode Power-on mode for AC power recovery Voltage Monitors for CPU Cores, +3.3V, +5V, +12V, +5V Standby, VBAT, HT, Memory, Chipset Voltages. FAN Total of 5 fan headers supporting up to 5 fans 5 fans with tachometer status monitoring Status monitor for speed control Status monitor for on/off control Low noise fan speed control Pulse Width Modulated (PWM) fan connectors Temperature Monitoring for CPU and chassis environment CPU thermal trip support 12C temperature sensing logic Thermal Monitor 2 (TM2) support PECI