What You Need to Know About Using UEFI Instead of the BIOS
 

New Windows 8 PCs don’t include the traditional BIOS. They use UEFI firmware instead, just as Macs have for years. How you go about doing common system tasks has changed.

If you’re interested in why UEFI is replacing the BIOS, take a look at our overview of UEFI and how it’s different from the traditional BIOS.

http://www.howtogeek.com/175649/what...d-of-the-bios/