I could be wrong, but i think i have the latest drivers.
also I downloaded WhoCrashed and it says this:
Crash Dump Analysis
Crash dump directory: C:\WINDOWS\Minidump
Crash dumps are enabled on your computer.
No valid crash dumps have been found on your computer
*** * Conclusion*
Crash dumps are enabled but no valid crash dumps have been found. In case you are experiencing system crashes, it may be that crash dumps are prevented from being written out. Check out the following article for possible causes: If crash dumps are not written out.