Double check your results from HWmonitor. I just downloaded and tested it and you can see my GPU temp towards the bottom under NVIDIA GTX 660. Or you could give GPU-Z a shot. It focuses only on your graphics card so that may be your best bet.
Here's a blurb from Intel:
The temperature value handled is the TCase value; this is a number established by Intel as a point of reference in order to understand what could be expected as per normal processor temperature.
Anything from the Tcase and below will be the expected temperature of the processor in normal use, anything that doesn't stress out the processor (watching movies, burning CDs, browsing the internet, creating documents, etc.) When the processor is stressed out meaning that you are running heavy processor applications that take control of the CPU or uses it at 100% the temperature will go beyond the Tcase. It can perfectly reach 80 to 85 degrees and the processor will still be OK. The cooling fan is in charge to keep that temperature there.
If the processor temperature reaches 100 degrees or more it will send a signal to the motherboard to shut down to prevent mayor damages and most likely it will not be possible to turn the computer back in until it cools down.
The normal processor temperature will depend on the chassis type, the hardware involved and the location of the computer, and it usually is lower than the Tcase.
The Tcase value for the Intel Core i7 processor is 72.6°C.
Edited by AdagioBoognish, 16 April 2013 - 10:22 PM.