New BIOS on GB web page:
GA-Z77MX-D3H TH - F7d
GA-Z77X-UD3H - F20d
GA-Z77X-D3H - F18h
GA-Z77-D3H - F23a
GA-Z77MX-D3H - F17a
and some on TT forum...:
GA-Z87X-OC - F7e
G1.Sniper Z87 - F2b
GA-Z87X-UD5H - F8d
GA-Z87X-UD3H - F8j
GA-X79S-UP5 - F5b
GA-X79-UP4 - F5
GA-X79-UD5 - F14a
GA-X79-UD3 - F17