Asus have released some new bios files and they have also released Asus Nvidia Detonator 29.80! Hit read more for the full list.

Asus Bios A7N266-VM 1003 Final (=1003 - 04 Beta)
Asus Bios P4B266 / P4B266-SE 1008 - 02 Beta
Asus Bios TUV4X 1006 - 01 Beta
Asus Bios TUA266 1004 - 09 Beta
Asus Bios P4B533 - Series 1007 - 12 Beta
Asus Bios TUSL2 / TUSL2-M ( i815e ) 1013 - 01 Beta
Asus Bios TUSL2-C / TUEP2-M ( i815ep ) 1013 - 01 Beta
Asus Bios TUEG-VM ( i815eg ) 1013 - 01 Beta
Asus Bios TUWE-M 1004 - 02 Beta
Asus Bios TUSI-M 1016 - 01 Beta
Asus Nvidia Detonator 29.80

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