BSOD windows 7

[Jamie Currie]

hey guys ive been using my computer for a while without problems but now my computer blue screens me 3 times a day with this message
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Problem signature:
Problem Event Name: BlueScreen
OS Version: 6.1.7600.2.0.0.256.1
Locale ID: 2057

Additional information about the problem:
BCCode: a
BCP1: 0000000000000000
BCP2: 0000000000000002
BCP3: 0000000000000001
BCP4: FFFFF80002ED618C
OS Version: 6_1_7600
Service Pack: 0_0
Product: 256_1

Files that help describe the problem:
C:\Windows\Minidump\040315-28688-01.dmp
C:\Users\jay\AppData\Local\Temp\WER-46285-0.sysdata.xml

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If the online privacy statement is not available, please read our privacy statement offline:
C:\Windows\system32\en-US\erofflps.txt


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im running a A10 6800K Quad Core 4.1GHz, Gigabyte FM2 A55M-DS2 AMD Motherboard, 8GB DDR3

with a geforce 650 TI

64 bit OS
windows 7 ultimate
i really dont know what to do please someone help =[ its so annoying and im worried its damaged

 

[johnbl]

install windows 7 service pack 1 +updates.
or your system will hit various known bugs particularly if you install current generation video drivers.
The current ones no longer work around bugs in windows 7 RTM and windows just bugchecks when it incorrectly attempts to create video buffer.