990XA-GD55 series – MSI motherboard – user manual

CPU 

• 64bit AMD® FX, Phenom II X6/X4/X3/X2, Athlon II X4/X3/X2 and Sempron CPU in AM3 / AM3+ package.
Please refer to CPU Support for compatible CPU; the above description is for reference only.

Hyper Transport Bus

• HyperTransport 3.0 supporting speed up to 5200MT/s

Chipset

• AMD® 990X and SB950 Chipset

• Supports four unbuffered DIMM of 1.5 Volt DDR3 800/1066/1333/1600/1866/2133* (OC) DRAM, 32GB Max

• 2 PCI Express 2.0 x16 slots
• 4 PCI Express 2.0 x1 slots
• 1 PCI slot, support 3.3V/ 5V PCI bus Interface.

On-Board SATA

• 6 SATA III (1~6) ports by AMD® SB950
– Supports storage and data transfers at up to 6Gb/s

RAID Function

– SATA III 1~6 support RAID 0, 1, 5, 10 mode by AMD® SB950

• Chipset integrated by Realtek® ALC892
– True Blu-ray Audio Support
– Flexible 8-channel audio with jack sensing
– Compliant with Azalia 1.0 Spec

• Realtek PCI-E GbLAN controller 8111E
– Integrated Fast Ethernet MAC and PHY in single chip
– Supports 10Mb/s, 100Mb/s and 1000Mb/s
– Compliance with PCI-Express Bus specification v1.0a

– 1 x ATX 24-pin power connector
– 1 x ATX 8-pin 12V CPU power connector
– CPU x 1 / System x 4 FAN connectors
– 1 x Front panel audio connector
– 1 x Front panel connector
– 1 x Chassis intrusion switch connector
– 2 x USB 2.0 connectors
– 6 x Serial ATA III connectors
– 1 x Serial port connector
– 1 x Clear CMOS jumper
– 1 x SPDIF-out connector
– 1 x TPM module connector

• 30.5cm(L) x 24.4cm(W) ATX Form Factor

Mounting

• 9 mounting holes.