Hello all

I'm running vista Ultimate and my cpu keeps on locking on during playing games anywhere from 2 hours to 15 hours i think it is the sound Card open al
doing this but i'm not sure please help


System Information
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Time of this report: 3/16/2008, 19:30:42
Machine name: MATTHEWT-PC
Operating System: Windows Vista™ Ultimate (6.0, Build 6000) (6000.vista_gdr.071023-1545)
Language: English (Regional Setting: English)
System Manufacturer: System manufacturer
System Model: System Product Name
BIOS: Phoenix - AwardBIOS v6.00PG
Processor: Intel(R) Core(TM)2 Duo CPU E6850 @ 3.00GHz (2 CPUs), ~3.0GHz
Memory: 4094MB RAM
Page File: 1434MB used, 6907MB available
Windows Dir: C:\Windows
DirectX Version: DirectX 10
DX Setup Parameters: Not found
DxDiag Version: 6.00.6000.16386 64bit Unicode
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DxDiag Notes
------------
Display Tab 1: No problems found.
Sound Tab 1: The file ctaud2k.sys is not digitally signed, which means that it has not been tested by Microsoft's Windows Hardware Quality Labs (WHQL). You may be able to get a WHQL logo'd driver from the hardware manufacturer.
Sound Tab 2: No problems found.
Sound Tab 3: The file ctaud2k.sys is not digitally signed, which means that it has not been tested by Microsoft's Windows Hardware Quality Labs (WHQL). You may be able to get a WHQL logo'd driver from the hardware manufacturer.
Input Tab: No problems found.
--------------------
DirectX Debug Levels
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Direct3D: 0/4 (retail)
DirectDraw: 0/4 (retail)
DirectInput: 0/5 (retail)
DirectMusic: 0/5 (retail)
DirectPlay: 0/9 (retail)
DirectSound: 0/5 (retail)
DirectShow: 0/6 (retail)
---------------
Display Devices
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Card name: NVIDIA GeForce 8800 GTX
Manufacturer: NVIDIA
Chip type: GeForce 8800 GTX
DAC type: Integrated RAMDAC
Device Key: Enum\PCI\VEN_10DE&DEV_0191&SUBSYS_049F19F1&REV_A2
Display Memory: 2523 MB
Dedicated Memory: 732 MB
Shared Memory: 1791 MB
Current Mode: 1280 x 1024 (32 bit) (60Hz)
Monitor: Generic PnP Monitor
Driver Name: nvd3dum,nvd3dumx.dll,nvwgf2um,nvwgf2umx.dll
Driver Version: 7.15.0011.6925 (English)
DDI Version: 9Ex
Driver Attributes: Final Retail
Driver Date/Size: 12/11/2007 18:06:00, 5263360 bytes
WHQL Logo'd: Yes