This is the user manual for GA-K8NF-9 AMD Socket 939 Processor Motherboard, introducing the product's features and characteristics.
This user manual covers the GA-K8NF-9 motherboard, which uses an AMD Socket 939 and nVIDIA nForce4 (-4X) chipset. It includes detailed hardware installation steps, BIOS configuration guidance, and driver installation procedures.
The document also lists the board’s specifications, such as memory support, expansion slots, SATA and USB ports, as well as troubleshooting tips and contact information for Gigabyte support worldwide.
| CPU socket | AMD Socket 939 |
|---|---|
| Chipset | nVIDIA nForce4 (-4X) |
| Memory slots | 4 DDR DIMM slots, up to 4 GB total |
| Memory type | DDR, dual‑channel 400/333/266/200 MHz |
| PCI Express slots | 1 × 16, 2 × 1 |
| PCI slots | 3 standard PCI slots |
| SATA ports | 4 Serial ATA ports |
| USB ports | 10 USB 2.0/1.1 ports (rear × 4, front × 6) |
| LAN | VITESSE 8201 PHY, 10/100/1000 Mbit |
| Audio codec | ALC850 CODEC |
It provides ten USB 2.0/1.1 ports – four on the rear panel and six via a front‑panel connector.
The board uses the nVIDIA nForce4 (-4X) chipset.
The motherboard uses an AMD Socket 939 for Sempron, Athlon, and Athlon 64 processors.