This is an Intel desktop board user guide, which includes the board function introduction, usage methods and precautions and other content
This guide details the features of the Intel DG43NB desktop board, including its ATX form factor, supported Intel LGA775 processors, DDR2 memory architecture, G43 Express chipset, integrated graphics, audio, and expansion options. It also covers safety, FCC, CE, and other regulatory certifications.
Installation procedures for the board, processor, memory, PCI‑Express cards, and other components are described, along with BIOS update methods, error‑code explanations, and power‑management features such as ACPI and ENERGY STAR compliance.
| Form Factor | ATX (294.64 mm × 243.84 mm) |
|---|---|
| Processor Socket | LGA775 |
| Chipset | Intel G43 Express (GMCH + ICH10) |
| Graphics | Intel GMA X4500 |
| Audio Codec | RealTek ALC888VC |
| USB 2.0 Ports | Up to 12 (6 rear, 6 via headers) |
| PCI‑Express Slots | 1 × PCI‑Express 2.0 x16, 3 × PCI‑Express 1.1 x1, 3 × PCI |
| SATA Channels | Six (3 Gb/s) |
It supports Intel processors that use the LGA775 socket package.
The board can accommodate up to 4 GB of DDR2 SDRAM across its two DIMM slots.
The board provides up to 12 USB 2.0 ports—six on the back panel and six via internal headers.
It is certified as a Class B digital device under FCC Part 15.