X99 v203 specification

H81 Chipset （SR178）

RAM

Technology

Four Channels DDR4 2133MHZ/2400MHZ/2666MHZ

Max

128GB

RAM Slot

4 * 288 PIN  DDR4

I/O

PS/2

1*KB port and 1*MS port

USB Port

2*USB3.0；4*USB2.0

Ethernet

1 Gigabit network card

Audio

1*(Mic-in, Line-out、Line-in)

internal connector

USB 2.0

4*(1*FUSB Can be transferred to 2*USB 2.0 por)；

SATA

4*SATA,（2*SATA2.0, 2*SATA3.0）

PCIe

3*（1*PCIe x16；2*PCIe x1）

ATXPWR

1 Standard 1x8PIN power Socket；1 Standard 1x24PIN power socket

Audio

1*2x5Pin

JLPC

1*2x5Pin

FAN

3*SYS_FAN,1*CPU_FAN

M.2

2*M.2(PCIE&SATA)

Dimension

Size

185mm x236  mm