X99 V272 V1.0 specification

South Bridge

H81 Chipset series

RAM

Technology

Dual Channels DDR3/DDR4  DDR3 1066/1333/1600/1866MHz DDR4 2133/2400/2666/3000/3200MHZ

Max RAM

64GB

RAM Slot

2 * 240 PIN  ECC/DDR3； 2 * 288PIN  ECC/DDR4

Rear I/O

USB

2 USB 3.0；4 USB 2.0

PS/2

1 (PS/2 mouse，PS/2 keyboard)

Audio

1 (Mic-in, Line-out、Line-in)

Ethernet

1*Realtek gigabit network card

Internal Connector

USB 2.0

2 (1 JUSB can be transferred to 2 USB 2.0 ports)；

USB 3.0

2 (1 FUSB can be transferred to 2 USB 3.0)；

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 

M.2

2 M.2 (PCIE & SATA)

Dimension

Size

185 mm x 235 mm