This document is the user manual for the 939A790GMH motherboard, published by ASRock INC. in July 2010. It is copyrighted by ASRock and provides specifications and information about the product. ASRock disclaims any responsibility for errors or omissions in the manual.
This manual introduces the ASRock 939A790GMH Micro ATX motherboard, its components, and the procedures for installing the CPU, memory, and expansion cards. It also covers the layout of the board, I/O panel connections, and the included support CD utilities.
Detailed sections guide users through BIOS configuration, overclocking features, integrated graphics settings, and troubleshooting. Safety warnings and regulatory notices are included to ensure proper handling of the lithium battery and overclocking risks.
| Form Factor | Micro ATX 9.6" x 8.6" |
|---|---|
| CPU Socket | Socket 939 for AMD Athlon 64FX/64X2/64 |
| Chipset | Northbridge AMD 790GX, Southbridge AMD SB750 |
| Supported Memory | DDR 400/333/266 non‑ECC, un‑buffered |
| Audio Codec | Realtek ALC888, 7.1‑channel HD Audio |
| LAN | Realtek RTL8111DL Gigabit Ethernet |
| SATA Connectors | 5 x SATAII 3.0 Gb/s, RAID support |
It uses Socket 939 for AMD Athlon 64FX, 64X2, and 64 processors.
The motherboard provides five SATAII 3.0 Gb/s connectors with RAID support.