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ASrock 939A8X-M Mainboard Intro 1/4
Bluetooth 22 Mar 200
5

939A8X-M

ASrock readers of OCW would be familiar with Combo-Z, K8Upgrade1689 are based on the ULi M1689 K8 chipset. Although these designs offers upgradeability, it has sacrifice slight performance when we compared it to the ULi M1689 reference board. This could be due to longer traces needed in the design.

ASrock 939A8X-M is ASrock's latest addition to its family of ULi K8 board. 939A8X-M is a mATX mainboard for the Socket 939 CPU. Some of you will ask, why would I use a Socket 939 board on a mATX board? Well, there are users who needs small, compact, stable and good performance board for multimedia needs as in a multimedia PC for the family or graphics rendering.

K8A8X-M supports the Socket 939 AMD Athlon 64 processor. It is based on the ULi M1689 single chipset for 64 bits computing. It works at a max of 1GHz HTT and supports up to 4GB of DDR400 in Dual Channel. The board also comes with Hybrid Booster. On this board, you can adjust the FSB, multiplier, ram timings, vdimm, vcore etc. It has 2 SATA ports 1.5GB/s which can function in a RAID 0/1/JBOD array. AGP 8X is supported. There is 8 ch audio and a 10/100 Mbps Ethernet port. At the back of the board are 4 USB 2.0 ports and 4 additional can be added through USB brackets.

Specifications

CPU - Socket 939 for 64-bit AMD Athlon 64 FX and Athlon 64 processor - FSB 1000MHz (2.0 GT/s)
- Supports HyperTransport technology  
Chipset - Integrated Single Chip: ULi M1689
Hybrid Booster - CPU Frequency Stepless control
- ASRock U-COP
- Boot Failure Guard (B.F.G)
Memory - DIMM slots: 4
- Max. capacity: 4GB
Slots - 1 x AGP8X/4X slot , 1.5V
- 3 x PCI slots( PCI 2.3 compliance)
VGA N/A
Audio  - Realtek ALC850 7.1 channel AC'97 audio codec
LAN - Realtek RTL8201BL 10/100 Ethernet LAN PHY
- 802.3u, WOL supported
Connector - 2 x SeialATA 1.5Gb/s connectors
supports RAID,0,1,JBOD
- 2 x ATA 133/100/66 IDE connectors
( supports 4 x IDE devices)
- 1 x Floppy connector
- CPU/Chassis FAN connectors
- 20 pin ATX power connector
- 4 pin +12V ATX power connector
- Power LED connector
- CD audio in header 
- Front panel audio connector 
- 2 x USB 2.0 port pin header (to support 4 USB 2.0 ports)
Rear Panel I/O ASRock 8 CH I/O
- 4 x USB2.0 ports
- 1 x RJ45 LAN port
- 1 x Serial port (COM1)
- 1 x PS2 Keyboard connector
- 1 x PS2 Mouse connectors
- 1 x Parallel port (LPT1)
- 2 x Audio ports ( Line In/Out, Mic In) - 1 x Game port
BIOS Feature - 2Mb AMI BIOS with ACPI, SM BIOS 3.0, PnP
Support CD - Drivers, Utilities, AntiVirus software,
ASRock PC DIY Demo
- SATA driver and utility
Accessories - Quick Installation Guide, Support CD, I/O shield
- Floppy/ATA 133 cables
- 1 x SerialATA data cable
- 1 x SerialATA 1-to-1 power cable
Form Factor MicroATX, 244mm x 218mm
Certifications FCC, CE, MS WHQL

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