I installed Windows 7 Pro x86 two weeks ago ,and got BSOD randomly ,sometimes it appeared dxgmms1 error (i think so) ,please anyone help me 
My Computer
- OS
- Windows 7 Professional x86
- CPU
- Athlon II x4 620
- Motherboard
- Asrock 785GXH
- Memory
- Crucial Ballistix Tracer 1600 - 2GB
- Graphics Card(s)
- MSI HD 4830oc
- Monitor(s) Displays
- HP 2009f
- Screen Resolution
- 1600x900 - 60Hz
- PSU
- Silverstone 560w
- Case
- Thermaltake Armor Jr
- Cooling
- TRUE + Thermaltake Thunderblade Blue
- Keyboard
- Logitech
- Mouse
- Dell six buttons