hi, i use this mobo with ubuntu which solves all troubles of compatibility for me without a glitch. yes, it can support EFI but not UEFI. follow https://help.ubuntu.com/community/UEFI good luck.
By victor on 17 November 2014
Good I have had no problems. Just make sure to install the drives which you can get from the cd you get with motherboard or online at Asus Web site. Look for the motherboard the drives and downloads.
By Mr on 24 July 2014