Specification: Material: PCB Battery Model: CR2032 Application: Desktop Size: Approx. 220*280mm/8.66*11.02inch CPU Support: LGA2011-V3, for Core series: 6800k, 6850k, 6900k, 5820k, I7 38xx, i7 39xx, V1 16xx, V1 26xx, V1 46xx, V2 16xx, V2 26xx, V2 46xx, i7 58xx, i7 68xx, V3 16xx, V3 26xx, V3 46xx, V4 16xx, V4 26xx, V4 46xx, for Xeon Series: E5-V3/E5-V4 Serial Processor Chipset: For Inter x99 Memory: Support 4 DDR4 2133/2400/2800, maximum support 32GB RAM: ECC/REG/non-ECC Hard disk: 8 SATA2.0 port and 1 SSD M.2 interface(supports PCIE and SATA modes) Motherboard Name: ZX_99EV3_V1.21 Audio Card Chip: For Realtek ALC662 5.1 channel audio code NIC Chip: For REALTEK 8106E/8111H 100Mbps/Gigabit Power connector: 1x8 pin, 1x24Pin BIOS: BIOS code settings Other Interface Socket: 1x for PS/2 interface, 4xUSB3.0 interface, 4xUSB2.0 interface, 2xPCI-E 16X interface, 3xPCI-E X interface, 1xAUDIO2 audio interface, 1xATXPWR interface, 1xPWR12V interface, 1xATX_CPU interface, 1xLAN interface, 1xWiFi interface Expansion Pin: 1xF_AUDIO pin, 1xFP_USB3 pin, 1xF_USB pin, 1xJ_AUIO_ON pin (auto power-on), 1xJCMOS pin, 1xDEBUG pin, 1xCOM pin Package List: 1 x Motherboard 1 x SATA Cable 1 x Baffle