Key facts
- Brand
- VIA
- Model
- P4M266A
- Category
- Motherboard
- Industry
- Computers
- Documents
- 2
- Languages
- EN
- Last added
- 2012-04-09
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VIA P4M266A Mainboard User Manual
This manual covers the VIA P4M266A mainboard designed for Intel Socket 478 processors. It includes a system block diagram, detailed feature lists, installation procedures, jumper settings, and BIOS configuration instructions.
Additional sections describe peripheral interfaces, power‑management options, driver installation, and BIOS update steps, with appendices for troubleshooting and BIOS flashing.
VIA P4M266A specifications
| Processor Socket | Intel Socket 478 |
|---|---|
| Supported CPUs | Intel Pentium 4 and Celeron up to 3.0 GHz |
| Chipset | VIA P4M266A + VT8235 |
| Graphics Core | Built‑in VIA ProSavage 8 |
| LAN Controller | Embedded 10/100 Mbps Fast Ethernet (VIA 6103 PHY) |
| Audio | Six‑channel AC’97 v2.3 audio with analog & digital I/O |
| USB Ports (rear) | 4 × USB 2.0 |
All VIA P4M266A documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What processor socket does the VIA P4M266A use?
It uses an Intel Socket 478 for Pentium 4 and Celeron CPUs.
What Ethernet controller is integrated?
An embedded 10/100 Mbps Fast Ethernet controller with a VIA 6103 PHY.
How many USB ports are available on this motherboard?
The board provides six external USB ports, driven by three UHCI host controllers and one EHCI (USB 2.0) controller.
From: VIA P4M266A/P4X266E Motherboard Technical Reference Manual