BSOD Error 1000007e, Happen when Freezes or Playing Video

[Arc]

It still indicates to your Graphics Driver, which is of July, 2012.

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Use !analyze -v to get detailed debugging information.

BugCheck 3B, {c0000094, fffff88004b847a2, fffff88006b81990, 0}

Unable to load image atikmdag.sys, Win32 error 0n2
*** WARNING: Unable to verify timestamp for atikmdag.sys
*** ERROR: Module load completed but symbols could not be loaded for atikmdag.sys
[COLOR=Red]Probably caused by : atikmdag.sys[/COLOR] ( atikmdag+997a2 )

Followup: MachineOwner
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Try to update it, to a latest one. I know that there is a beta at least that works more stable than the July version.

Do these, too....

• http://www.sevenforums.com/tutorials/100356-video-card-stress-test-furmark.html
• http://www.sevenforums.com/tutorials/105647-ram-test-memtest86.html