Mainboard Type

Model number

890GX Extreme4

Socket / Slot Type

AMD Socket AM3 (938-pin)

Form Factor

ATX

Processor

Supported Types

AMD Phenom II X3, AMD Phenom II X4, AMD Phenom II X6

Chipset

AMD 890FX

Chipset (Southbridge)

AMD SB850

Supported FSB Speed

2600 MHz

BIOS

AMI

Memory

Memory Type

DDR3

Maximum

16 GB

Memory Bus

1866(OC)/1800(OC)/1600(OC)/1333/1066/800 MHz

Slots

4 x DIMM

Expansion Slots

PCI

3 x PCI

PCI EXPRESS

3 x PCI Express 2.0 x16
1 x PCI Express 2.0 x1

I/O Ports / Connectors

Serial

1 x COM port header

PS2

1 x PS/2 Keyboard Port

RJ 45

1 x RJ-45 LAN

VGA Ports

1 x HDMI_SPDIF header
1 x VGA/D-Sub Port
1 x VGA/DVI-D Port

Audio Ports

1 x Front panel audio connector
1 x Optical SPDIF Out Port
HD Audio Jack: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone

IEEE 1394

1 x IEEE 1394 Port
1 x IEEE 1394 header

IR Connector(s)

1 x IR header

USB

4 x Ready-to-Use USB 2.0
2 x Ready-to-Use USB 3.0
2 x Rear USB 3.0 ports
1 x Front USB 3.0 header
3 x USB 2.0 headers

SATA

5 x SATA3 6.0 GB/s
1 x eSATA3 Connector

RAID

RAID 0, RAID 1, RAID 10 and RAID 5

Power connector

1 x 24 pin ATX power connector
1 x 8 pin 12V power connector

LED (Front panels)

1 x Power LED header
1 x Dr. Debug (7-Segment Debug LED)

Fan Connector

1 x CPU/Chassis/Power FAN connector

Other Ports / Connectors

1 x Clear CMOS Switch with LED

Multimedia

Audio Controller

Realtek ALC892 Audio Codec

Graphic Controller

Integrated AMD Radeon HD 4290 graphics
Max. shared memory 512MB
Built-in 128MB DDR3 1333/1200MHz SidePort Memory

Networking

LAN

Realtek RTL8111E
PCIE x1 Gigabit LAN 10/100/1000 MB/s

Miscellaneous

Features

ASRock OC Tuner
Intelligent Energy Saver
Instant Boot
ASRock Instant Flash
ASRock OC DNA
ASRock AIWI
ASRock APP Charger
Hybrid Booster
Turbo 25 / Turbo 30 GPU Overclocking
Turbo UCC

H/W Monitoring

CPU Temperature Sensing
Chassis Temperature Sensing
CPU/Chassis/Power Fan Tachometer
CPU Quiet Fan
CPU/Chassis Fan Multi-Speed Control
Voltage Monitoring: +12V, +5V, +3.3V, Vcore