Bios American Megatrends May 2026

If you’ve ever built a PC, booted a server, or seen a blue-and-grey settings screen with a “Copyright American Megatrends” logo flash by, you’ve encountered AMI . Founded in 1985, American Megatrends is a quiet giant in the computing world. While they don’t sell consumer products like CPUs or graphics cards, their software is at the heart of over 60% of the world’s motherboards.

| Feature | Legacy AMI BIOS | AMI Aptio (UEFI) | | :--- | :--- | :--- | | | Blue text-only screen, keyboard navigation | Graphical mouse-driven interface, HD resolution | | Drive Size | Cannot boot from drives larger than 2TB | Supports drives larger than 2TB (GPT partition) | | Speed | Slower POST | Faster boot, supports fast/ultra-fast boot | | Security | Basic passwords | Secure Boot, TPM integration, cryptographic signing | | Mouse Support | No | Yes | bios american megatrends