Re: GTX280 stuck at 3d speeds even at desktop.
I had the same problem with 181.22 my card would use 3d clocks while in Windows, I fixed the problem by installing beta 185.xx drivers.
Intel Q6600 @ 3.2 v1.26
Asus P5Q-E - BIOS 1409
OCZ Fatal1ty 2 X 2GB DDR2 1066Mhz
BFG GeForce GTX 260 MC OC (216) 55nm
2 X HDD & 1 DVD Writer
Arctic Cooling Freezer XTREME
Antec TruPower Trio 550W Power Supply
Antec P180B Case
Primary Display: Samsung SyncMaster 24" T240 LCD
Secondary Display: Sony 46" XBR6 HDTV