Não parece ser um erro de driver, já que os erros estavam no kernel do NT ... Meu primeiro palpite seria RAM defeituosa. Realmente não posso ajudar mais, mas aqui estão algumas informações dos arquivos de despejo gerados pelo WhoCrashed:
On Fri 17.9.2010 17:26:24 your computer crashed
This was likely caused by the following module: ntoskrnl.exe
Bugcheck code: 0x50 (0xFFFFF1200882A158, 0x1, 0xFFFFF80001FED455, 0x7)
Error: PAGE_FAULT_IN_NONPAGED_AREA
Dump file: C:\Windows\Minidump1710-40560-01.dmp
file path: C:\Windows\system32\ntoskrnl.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
The crash took place in a standard Microsoft module. Your system configuration may be incorrect, possibly the culprit is in another driver on your system which cannot be identified at this time.
On Fri 17.9.2010 17:20:38 your computer crashed
This was likely caused by the following module: ntoskrnl.exe
Bugcheck code: 0x3B (0xC0000005, 0xFFFFF80001FBE1D2, 0xFFFFF8800A503F30, 0x0)
Error: SYSTEM_SERVICE_EXCEPTION
Dump file: C:\Windows\Minidump1710-34710-01.dmp
file path: C:\Windows\system32\ntoskrnl.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
The crash took place in a standard Microsoft module. Your system configuration may be incorrect, possibly the culprit is in another driver on your system which cannot be identified at this time.
On Wed 15.9.2010 14:24:48 your computer crashed
This was likely caused by the following module: ntoskrnl.exe
Bugcheck code: 0x3B (0xC0000005, 0xFFFFF80001F771D2, 0xFFFFF8800A9C5F20, 0x0)
Error: SYSTEM_SERVICE_EXCEPTION
Dump file: C:\Windows\Minidump1510-53383-01.dmp
file path: C:\Windows\system32\ntoskrnl.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
The crash took place in a standard Microsoft module. Your system configuration may be incorrect, possibly the culprit is in another driver on your system which cannot be identified at this time.
On Tue 14.9.2010 16:49:28 your computer crashed
This was likely caused by the following module: ntoskrnl.exe
Bugcheck code: 0x3B (0xC0000005, 0xFFFFF80001FB91D2, 0xFFFFF88008232F30, 0x0)
Error: SYSTEM_SERVICE_EXCEPTION
Dump file: C:\Windows\Minidump1410-47720-01.dmp
file path: C:\Windows\system32\ntoskrnl.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
The crash took place in a standard Microsoft module. Your system configuration may be incorrect, possibly the culprit is in another driver on your system which cannot be identified at this time.
On Tue 14.9.2010 16:45:20 your computer crashed
This was likely caused by the following module: ntoskrnl.exe
Bugcheck code: 0x1E (0xFFFFFFFFC0000005, 0xFFFFF80001F731D2, 0x0, 0x42)
Error: KMODE_EXCEPTION_NOT_HANDLED
Dump file: C:\Windows\Minidump1410-28766-01.dmp
file path: C:\Windows\system32\ntoskrnl.exe
product: Microsoft® Windows® Operating System
company: Microsoft Corporation
description: NT Kernel & System
The crash took place in a standard Microsoft module. Your system configuration may be incorrect, possibly the culprit is in another driver on your system which cannot be identified at this time.