I've got a Sapphire Radeon 9800 Pro with a R360 chip and LM63 temperature sensor with a Arctic Cooling VGA Silencer v3. The temperatures I get are:
Remote: 77.0°C Local: 57.0°C
(WinXP desktop, no load; environment 28°C, case 39°C, CPU 44°C)
In descriptions of the Overdrive feature the...