Getting blue screen on vista x64

Any some of you know or dont know , i just finished builing my new i7 system.


A few days ago i was using firefox when out of the blue , i got the blue screen of death.
Problem signature
Problem Event Name: BlueScreen
OS Version: 6.0.6002.2.2.0.256.1
Locale ID: 1033

Files that help describe the problem (some files may no longer be available)
Mini090109-01.dmp
sysdata.xml
Version.txt

View a temporary copy of these files
Warning: If a virus or other security threat caused the problem, opening a copy of the files could harm your computer.

Extra information about the problem
BCCode: 10e
BCP1: 000000000000001F
BCP2: FFFFF88011224010
BCP3: 0000000000000000
BCP4: 00000000001DE99A
OS Version: 6_0_6002
Service Pack: 2_0
Product: 256_1
Server information: 1981d5d2-7f53-49a4-954e-9c2ea81d6c68


then i was playing a game and it happened a second time.

Problem signature
Problem Event Name: BlueScreen
OS Version: 6.0.6002.2.2.0.256.1
Locale ID: 1033

Files that help describe the problem (some files may no longer be available)
Mini082409-01.dmp
sysdata.xml
Version.txt

View a temporary copy of these files
Warning: If a virus or other security threat caused the problem, opening a copy of the files could harm your computer.

Extra information about the problem
BCCode: 1e
BCP1: FFFFFFFFC0000005
BCP2: FFFFF80001CFDF6D
BCP3: 0000000000000000
BCP4: FFFFFFFFFFFFFFFF
OS Version: 6_0_6002
Service Pack: 2_0
Product: 256_1
Server information: 6e7bb6a0-b26f-4702-a7b5-42c4293439e2



Does anyone know what normally causes something like this ?

Also i was thinking maybe its ram , downloaded Memtest86 3.5 Release (3/Jan/09) , burned it to a CD , booted to it and it doesent seam to work . Looks like it just hangs around 7% on test 0 . So i dont know whats going on .


Any help would be awesome.