bsod

First off your logs indicated you have a counterfeit installations of Windows 7.

Please complete this tutorial by Brink and post the log here as the tutorial instructs.

Windows Genuine and Activation Issue Posting Instructions - Windows 7 Help Forums

Next would be instead of one stick of ram (8 gb) it would be better to have two ram sticks of (4 gb). Or two (8 gb) sticks.
One stick of ram puts your motherboard in single channel.
Two sticks put your motherboard in dual channel. Which is better.

The forums BSOD Team will need a legal, activated Windows 7 to be able to help you.

GA-H61M-S2P (rev. 2.0) | Motherboard - GIGABYTE

• Memory
  
  
  1. 2 x 1.5V DDR3 DIMM sockets supporting up to 16 GB of system memory
     * Due to Windows 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than 4 GB.
  2. Dual channel memory architecture
  3. Support for DDR3 2200(OC)/1333/1066/800 MHz memory modules
  4. Support for non-ECC memory modules
  
  (Please refer "Memory Support List" for more information.)

Jack