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BIOS CHIP Store is a professional supplier of BIOS flash ICs, EEPROM chips and firmware solutions for laptop and motherboard repair. We provide in-stock BIOS chip replacement with worldwide shipping.

Taiwan-based BIOS specialists supplying pre-programmed SPI flash BIOS chips for professional firmware recovery and motherboard-level repair.

Serving global repair technicians since our early eBay BIOS chip store days.

Compatible with selected HP, Dell, and Lenovo business-class laptops and workstations.

BIOS Password Removal Service

Custom BIOS Programming Upon Request

Pre-Programmed BIOS Chips & BIOS Flash ICs for Laptop & Motherboard Repair

Need a specific BIOS chip? If you can't find the exact chip model you're looking for, please use the "Contact Seller" option to ask about a BIOS firmware solution for your specific device model.

Custom BIOS chip programming is available for specific laptop and motherboard models.

Browse BIOS Chips

Featured Products

Pre-programmed EFI BIOS firmware chip for iMac A1311 Mid-2011, EMC 2428, motherboard repair and EFI password removal by BIOS CHIP STORE.

Pre-Programmed EFI BIOS Firmware Chip for iMac A1311, Mid-2011, EMC 2428, Unlock EFI Firmware Password

Pre-Programmed EFI BIOS Firmware Chip for iMac A1311, Mid-2011, EMC 2428, Unlock EFI Firmware Password
$13.00
Pre-programmed EFI BIOS firmware chip for iMac A1311 Late-2011, EMC 2496, motherboard repair and EFI password removal by BIOS CHIP STORE.

Pre-Programmed EFI BIOS Firmware Chip for iMac A1311, Late-2011, EMC 2496, Unlock EFI Firmware Password

Pre-Programmed EFI BIOS Firmware Chip for iMac A1311, Late-2011, EMC 2496, Unlock EFI Firmware Password
$13.00
Pre-programmed EFI BIOS firmware chip for iMac A1311 Late-2011, Board:820-2641-A, motherboard repair and EFI password removal by BIOS CHIP STORE.

Pre-Programmed EFI BIOS Firmware Chip for iMac A1311, Board : 820-2641-A, Unlock EFI Firmware Password

Pre-Programmed EFI BIOS Firmware Chip for iMac A1311, Board : 820-2641-A, Unlock EFI Firmware Password
$13.00
Pre-programmed EFI BIOS firmware chip for iMac A1311 Mid-2011, Board:820-3126-A, motherboard repair and EFI password removal by BIOS CHIP STORE.

Pre-Programmed EFI BIOS Firmware Chip for iMac A1311, Board : 820-3126-A, Unlock EFI Firmware Password

Pre-Programmed EFI BIOS Firmware Chip for iMac A1311, Board : 820-3126-A, Unlock EFI Firmware Password
$13.00
Pre-programmed EFI BIOS firmware chip for iMac A1419 Late-2012, Board:820-3298-A, motherboard repair and EFI password removal by BIOS CHIP STORE.

Pre-Programmed EFI BIOS Firmware Chip for iMac A1419, Board : 820-3298-A, Unlock EFI Firmware Password

Pre-Programmed EFI BIOS Firmware Chip for iMac A1419, Board : 820-3298-A, Unlock EFI Firmware Password
$13.00
Pre-programmed EFI BIOS firmware chip for iMac A1419 Late-2012, EMC 2546, motherboard repair and EFI password removal by BIOS CHIP STORE.

Pre-Programmed EFI BIOS Firmware Chip for iMac A1419, EMC 2546, Unlock EFI Firmware Password

Pre-Programmed EFI BIOS Firmware Chip for iMac A1419, EMC 2546, Unlock EFI Firmware Password
$13.00
Pre-programmed EFI BIOS firmware chip for iMac A1419 Late-2012, Board:820-3299-A, motherboard repair and EFI password removal by BIOS CHIP STORE.

Pre-Programmed EFI BIOS Firmware Chip for iMac A1419, Board : 820-3299-A, Unlock EFI Firmware Password

Pre-Programmed EFI BIOS Firmware Chip for iMac A1419, Board : 820-3299-A, Unlock EFI Firmware Password
$13.00
Pre-programmed EFI BIOS firmware chip for MacBook Pro A1708 Mid-2017, Board:820-00840-01, safely packed in protective ESD-safe anti-static packaging to prevent technical damage.

Pre-Programmed EFI BIOS Firmware Chip for MacBook Pro A1708, Board : 820-00840-01, Unlock EFI Firmware Password

Pre-Programmed EFI BIOS Firmware Chip for MacBook Pro A1708, Board : 820-00840-01, Unlock EFI Firmware Password
$15.00

Verified & Pre-Programmed BIOS Chips

Tested SPI flash BIOS components prepared for professional installation and system startup recovery.

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Laptop & Desktop BIOS Flash ICs
In-Stock EEPROM & Firmware Solutions
Worldwide BIOS Chip Shipping
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We specialize in supplying pre-programmed BIOS chip replacement solutions for professional laptop and motherboard repair. Each chip is verified before shipping to ensure stable firmware performance.

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Worldwide Shipping & Technical Support

Tracked international delivery and professional assistance for model verification and compatibility inquiries.

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BIOS Chip – What It Is and Why It Matters

A BIOS chip (Basic Input/Output System chip) is a critical component on your computer motherboard. It stores firmware that initializes your system hardware and boots the operating system every time you power on your computer. Without a functioning BIOS chip, your system cannot start, making it an essential part of any laptop, desktop, or industrial motherboard.

Modern BIOS chips typically use SPI flash memory and come in various capacities, such as 8MB, 16MB, or 32MB. These chips handle CPU initialization, RAM detection, storage configuration, and boot order management. They can also provide security features and recovery options to protect your system from firmware corruption or failed updates.

Choosing the right BIOS chip is important for system stability. Factors include the motherboard model, chip package type, memory capacity, and whether the chip is pre-programmed or blank. Pre-programmed BIOS chips are recommended for most users as they reduce the risk of firmware mismatch and simplify installation.

To learn more about BIOS chip functions, programming steps, replacement options, and professional services, read our complete BIOS Chip Guide. This comprehensive resource will help both technicians and end-users understand, select, and safely manage BIOS chips for their systems.

Read our complete BIOS Chip Guide