This installation guide is about ASRock 990FX Extreme4 motherboard. The guide states that the documentation can be duplicated by the purchaser for backup purpose. ASRock does not provide any warranty and is not responsible for any errors or omissions. The guide also mentions that the products and corporate names appearing in the guide may or may not be registered trademarks or copyrights of their respective companies.
This guide introduces the ASRock 990FX Extreme4 motherboard, detailing its ATX form factor, component layout, and package contents. It includes a full hardware diagram, connector descriptions, and specifications such as CPU socket, chipset, memory support, and expansion slots.
The manual also covers BIOS configuration, enabling features like AHCI mode, and step‑by‑step procedures for installing Windows Vista 64‑bit or Windows 7 64‑bit on drives larger than 2 TB. Additional sections describe audio, LAN, USB, and SATA connections, as well as troubleshooting tips.
| Form Factor | ATX (12.0‑in x 9.6‑in) |
|---|---|
| CPU Socket | AM3+ |
| Chipset | AMD 990FX (Northbridge) / AMD SB950 (Southbridge) |
| Memory Slots | 4 x DDR3 DIMM slots |
| Maximum Memory Capacity | 32 GB |
| SATA3 Connectors | 8 x SATA3 6.0 Gb/s connectors |
| USB 3.0 Ports | 2 rear ports + front header |
| LAN | Gigabit Ethernet (10/100/1000 Mb/s) |
| Audio | 7.1‑channel HD Audio (Realtek ALC892) |
The motherboard supports Windows Vista 64‑bit (with SP1 or later) and Windows 7 64‑bit.
Press
The board can support up to 32 GB of DDR3 memory.
There are four DDR3 DIMM slots on the motherboard.