In Msi Afterburner i set the core voltage to 1.2.
No mem vmod.
I ran kombustor for 7 hours with no problems at all.
Temp at full load is 70 deg celcius.....idle 24 deg.celcius.
3dMark 11 and heaven benchmark 2.1 run just fine.
3dmark 11 gives a score of 4306 3dmark.
Heaven 2.1 gives a score of 41.7/1050.
Vantage gives a P rating of 21314, a G rating of 17867 and a C rating of 50604

System:
Intel q9550 / 775 socket 2.83 GHz at 4.10 GHz (480x8.5) with air cooling (Scythe Mugen 2).
Asus P5Q3 wifi deluxe mainboard.
Colorful GTX460 1MB set to 950/1900/2250 with Gelid Icy Vision rev.2

Are these scores any good ??