But there are clues in your post. Tell the forum if you have been diligent about your 6 month CANNED AIR cleaning in the vents and such.
I have a HP G61-110SA laptop purchased in Dec 2009. It runs on Win 7 Home Premium SP1. The processor is a Pentium Dual Core T4300 with a speed of 2.10 GHz. The display adapter is a Mobile Intel 4 series express chipset.