H55-M31B specification

south bridge

P55 series

Memory

technology

Dual channels DDR3 1066/1333/1600MHZ

Maximum capacity

8GB

memory slot

2 * 240 PIN DDR3

Rear I/O

P/S2 interfaces

1 ( P/S2 keyboard, P/S2 mouse)

Ethernet

1 Realtek 100M network card

USB 

4 USB 2.0

Audio

1 (Mic-in, Line-out、Line-in)

internal connector

USB 2.0

4 (1 FUSB can be transferred to two USB 2.0 ports)；

PCIe

1 PCIe x16, 1 PCIE x1

ATXPWR 

1 standard 1x24PIN power socket, 1 standard 1x8PIN power socket

SATA

4 SATA

Audio

1 （2*5PIN）

Dimension

size

181 mm x 211 mm