So I bit the bullet and tried the updated BIOS for my 4850. After setting my card back to defaults in the CCC, it started to idle properly.
Instead of idling at 500MHz Core and 750MHz Memory, it's now idling at 160MHz Core and 500MHz Memory.
I'm going to run some benchmarks to see if...
If this is the wrong place for it please delete this.
I got a HIS model for $199CAD (remember everything is more expensive in Canada). Came with the Black Box and Call of Juarez.
Q6600 @ 3GHz
Overclocked on stock, card is idling at 79...