Bsod irql not less or equal

[razefast]

Hi guys,
I am having bsod but I don't have any idea to troubleshoot that. I hope u guys can help me.
This is the minidump file.
https://www.dropbox.com/s/pf7i8pol1715e6o/121812-50013-01.dmp

System specs:
Microsoft Windows 8 Professional 64-bit
CPU:Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz
Motherboard:Gigabyte Technology Co., Ltd. G41M-Combo
Memory:4.00 GB
Graphics Card(s):AMD Radeon HD 7850 2GB

Thanks in advance guys.

 

[noidea_77]

download memtest86 and test your ram and check your harddrive with checkdisk. The two most common reasons for it.

 

[netwired]

run a chkdsk /f