Version 0503 2007/05/03 update

Description M2A-VM release BIOS 0603(Please do read the description before updating BIOS)
1. Enhance overclocking ability
2. Fix system will hang when 4G memory and
EAX1600 PCI-E VGA card is plugged with SurroundView enabled.
3.(Do not use EZ-Flash to flash BIOS if your BIOS version is prior to 0601.)