Key facts
- Brand
- ASRock
- Model
- 990FX Professional Series
- Category
- Other device
- Documents
- 4
- Languages
- EN · ZH
- Last added
- 2012-05-04
Start here

ASRock Fatal1ty 990FX Professional Series User Manual
This user manual introduces the ASRock Fatal1ty 990FX Professional Series ATX motherboard, describing its features, package contents, and specifications. It guides users through hardware installation, BIOS setup, and the use of the supplied Support CD.
Key sections cover CPU and memory installation, expansion slot usage, UEFI BIOS configuration, driver and utility installation from the Support CD, and special instructions for installing Windows on drives larger than 2 TB.
ASRock Fatal1ty 990FX Professional Series specifications
| Form factor | ATX (12.0" x 9.6") |
|---|---|
| CPU socket support | Socket AM3+ (also AM3) |
| Maximum memory | 32 GB |
| Northbridge chipset | AMD 990FX |
| Southbridge chipset | AMD SB950 |
| Memory slots | 4 × DDR3 DIMM |
| Audio codec | Realtek ALC892, 7.1 CH HD Audio |
| LAN controller | Broadcom BCM57781 Gigabit LAN |
Source: Fatal1ty 990FX Professional Series Motherboard Installation Guide
All ASRock Fatal1ty 990FX Professional Series documents by type
Mounting, wiring and first power-up. Read it before the hardware goes in.
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What operating systems are supported for installing on a HDD larger than 2 TB?
Windows Vista 64‑bit (with SP1 or later) or Windows 7 64‑bit can be installed on drives larger than 2 TB.
From: Fatal1ty 990FX Professional Series Motherboard Installation Guide
How many DDR3 DIMM slots does the motherboard have?
The board provides four DDR3 DIMM slots.
From: Fatal1ty 990FX Professional Series Motherboard Installation Guide
How many rear USB 3.0 ports does the motherboard have?
The board provides two rear USB 3.0 ports.
From: ASRock Fatal1ty 990FX Professional Series Motherboard Installation Guide
Which Windows operating systems are supported?
Supported OSes are Windows 7/7 64‑bit, Vista/Vista 64‑bit, XP and XP 64‑bit.
From: ASRock Fatal1ty 990FX Professional Series Motherboard Installation Guide
How can I install Windows on a hard drive larger than 2 TB?
Use the UEFI BIOS, set SATA mode to AHCI, press F11 at POST, select the UEFI boot entry for the installation media, and then run the Windows installer.
Where can I find drivers and utilities for this motherboard?
All drivers and utilities are on the Support CD; run ASSETUP.EXE from the BIN folder, or download the latest versions from the ASRock website.
