Thanks gigabyte let me have a chance to pre-test SOC 5870.
This card has a special tool for changing vgpu and vtt.:up:
Rig
Gigabyte X58A-UD7
Gulftown Q3FE ES
Antec TPQ-1200W OC Edition
Gigabyte 5870 SOC
Kingpin F1EE and Tek9 6.66:up:
http://www.iamxtreme.net/andre/P29712.JPG