BTC-T37 GPU Mining Rig Machine Motherboard With 8 GPU PCIE 1 * DDR3 sodimm socketStorage: 1*SATA3.0+1*SATA2.0+1 *m SATA2.0USB:4 *USB2.0 + 2 * front USB2.0 pinMulti function card: ITE IT8772EExpandable port: 8*PCIE16X1 * SATA3.0+1* SATA2.0+1*mSATA2.0 hard disk interfacePower supply of PSU: ATX24 PINSize: 470mm * 195mmColor:black