ne az aminál, hanem a deszka gyártójánál keresgélj biost

http://www.ami.com/support/bios.cfm
írja:
2. Go to your motherboard manufacturer for support.
Get your BIOS Upgradde from eSupport.

We do not have your BIOS upgrade. Only your motherboard manufacturer or eSupport can give you this upgrade. Most manufacturers have BIOS upgrades available on their website. If you can't determine your motherboard manufacturer, contact the company or person who sold you the product.