Features: brand new and high quality 8 x 16X pcie graphics card slots, 650mm spacing. B75 mining motherboard support 8 pci-e + btc eth zec mining video cards. High computing performance, 10% higher than same level motherboards. It can ensure quiet performance, low power consumption, less heat generation, energy saving and safe use. The B75 motherboard has good performance and high reliability, and can be used as a replacement for the old motherboard. Specifications: Item Name: Motherboard Mining Machine Display interface: VGA Rear usb: 2x USB 2.0, 2 x USB 3.0 Hard disk interface: 1x SATA 3.0 Hard disk interface: 1 x MSATA Network card interface: 1 x LAN Memory slot: DDR3 Chipset: BGA (B75) Initial restoration bios: JCMOS Graphic interface: 8 x PCIE_16X (65 pitch) Motherboard/graphics card power supply: 24 x POWER_PE Auto-initiated call: AUTO_ON CPU socket: LGA-1155 Audio Chip: N/A Network card chip: 1x realiek 8111h/8106e gigabit/100m network card Motherboard Size: approx.30x18cm/11.81x7.09in Maximum memory capacity: 8g Package Includes: 1PC x Motherboard Mining Machine note: In-line 8-card B85/B75/HM65/B250, etc. do not support 3060 full speed. The color of the bottom plate, memory slot, and plug-in material of each batch may change. Acceptable customers can place an order.