On this motherboard, the BIOS chip is usually a (Small Outline Package, 8-pin) SPI Flash chip. The chip is typically manufactured by Winbond (e.g., W25Q64), Macronix, or cFeon.

In this article, we will cover:

do not refer to a specific laptop model or a single BIOS file; instead, they identify the PCB manufacturer (HannStar) and the board's flame-retardant safety rating (94V-0). This specific PCB was used in various laptop motherboards from 2008 to 2012, including models from , HP , Acer , Toshiba , and Lenovo .