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Pegatron Corporation 2a99 Motherboard Drivers
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Pegatron Corporation 2a99 Motherboard Drivers -

If you are performing a clean install of Windows, install the drivers in this order to avoid conflicts:

| Revision | Chipset | Southbridge | Best Driver Source | | :--- | :--- | :--- | :--- | | Rev 1.x | NVIDIA GeForce 6150SE nForce 430 | MCP61 | NVIDIA Legacy (v307.83) | | Rev 2.x | AMD 780G | SB700 | AMD Chipset Drivers (legacy) | | Rev 3.x | NVIDIA MCP61P | MCP61 | Windows 8.1/10 built-in | Pegatron Corporation 2a99 Motherboard Drivers

Critical Note: If you have an NVIDIA chipset (MCP61), avoid the latest NVIDIA drivers from the official website—they no longer support this board. You need legacy drivers. If you are performing a clean install of

This is the hardest part. The Pegatron 2a99’s integrated graphics (NVIDIA GeForce 6150SE or AMD Radeon HD 3200) are not supported on Windows 10 beyond version 1809. | Revision | Chipset | Southbridge | Best

Alternative: Ignore the integrated GPU driver and install a cheap dedicated GPU (e.g., GeForce GT 710 or Radeon R5 240). This completely bypasses the driver nightmare.

The 2A99 board has multiple revisions. Knowing yours prevents driver conflicts.

  • For unsigned drivers, only install if you trust source; Windows may require disabling driver signature enforcement temporarily.

    • If HP’s website is missing drivers, use the hardware IDs: