MB GIGABYTE B75 s1155 4xDDR3(32Gb/1600), 1xPCI-e x16(3.0), 1xPCI-e x4, 1xPCI-e x1, 4xPCI, 8xAudio, GBL, 1xSATAIII+4xSATAII+1xmSATA, COM+LPT, 4xUSB3.0, 8xUSB2.0, ATX (GA-P75-D3)