new X79 BTC 5 Card Slot Mining Board with E5 2603 2011Pin CPU+Switch Cable+RECC 4G DDR3 Memory+120G MSATA SSD. If you want to use other CPUs, please use CPUs below 2630, such as 26 series such as 2603 2609 2620 2603 V2 2609 V2 2620 V2. The BTC X79 motherboard uses the H61 chip and a single-channel 2011 socket CPU. Design 5 Pcie3.0X8 graphics interface. The computing power of a single card is up to 48MH/s or more, and it perfectly supports 4G video memory graphics cards, which greatly improves the mining function of computing power. In-line 5 card X79 (H61 chip) motherboard, support 3060 3070 3080 3080 TI graphics card!!! Supported CPU platform: for XEON Chipset: for H61 Supported CPU type: E5-26XX (supports 26 series CPUs below 2630) Audio chip: N/A Supported CPU socket: 2011 Network card chip: 1*REALIEK 8105E 100M network card Memory type: DDR3 supports desktop and server memory Support Maximum memory capacity: 32G Working environment: 0-95% relative humidity, non-condensing, -20c-60c Memory Support 1066/1333/1600/1866MHz frequency Detailed interface: CPU socket: 1*LGA(2011) USB port: 4*USB 2.0 USB pin: 1*USB 2.0 Hard disk interface: 1*SATA 3.0 Hard disk interface: 1*MSATA Network card interface: 1*LAN Memory slot: 1*DDR3 Chipset: BGA (H61) BIOS initial restore: JCMOS Graphics interface: 5*PCI Express 3.0 8X, pitch 60mm Motherboard/graphics card power supply: 6*POWER_PE Self-initiated call: AUTO_ON Notice: Different batches of products are slightly different, and the colors of the slots and the bottom plate are random, the specified color is not accepted, thank you. Colour: black Material: PCB Size: 322x188mm Package Contents: 1 * Motherboard 1 * CPU 1 * Switch Cable 1 * Ram memory 1 * SSD Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.