Probleme carte graphique

Bonjour,
bon voici mon problème:
je crois que ma carte graphique plante lorsque je navigue ou bien je fais qlq chose ( exel , photoshop .....)
mon ecran plante est me fais comme ça
[url=https://imageshack.com/][img=http://img705.imageshack.us/img705/2465/60048426.th.png][/url]

[url=https://imageshack.com/][img=http://img63.imageshack.us/img63/4715/sanstitrewa.th.png][/url]

et quand je joue au jeu bah le pc tout entier plante ecran noir le pc freeze ou bien parfois y a un ecran bleu et puis le pc redemarre .

svp j'ai vraiment besoin d'aide !!!!!
bon voici le rapport dxdiag
System Information
------------------
Time of this report: 12/26/2009, 13:52:43
Machine name: XPSP2-E2DAE3510
Operating System: Windows XP Professional (5.1, Build 2600) Service Pack 2 (2600.xpsp_sp2_gdr.090206-1233)
Language: French (Regional Setting: French)
System Manufacturer: Hewlett-Packard
System Model: Compaq 610
BIOS: KBC Version 26.07
Processor: Intel(R) Core(TM)2 Duo CPU T5870 @ 2.00GHz (2 CPUs)
Memory: 2040MB RAM
Page File: 658MB used, 2751MB available
Windows Dir: C:\WINDOWS
DirectX Version: DirectX 9.0c (4.09.0000.0904)
DX Setup Parameters: Not found
DxDiag Version: 5.03.2600.2180 32bit Unicode

------------
DxDiag Notes
------------
DirectX Files Tab: No problems found.
Display Tab 1: No problems found.
Sound Tab 1: DirectSound test results: All tests were successful.
Music Tab: DirectMusic test results: All tests were successful.
Input Tab: No problems found.
Network Tab: No problems found.

--------------------
DirectX Debug Levels
--------------------
Direct3D: 0/4 (n/a)
DirectDraw: 0/4 (retail)
DirectInput: 0/5 (n/a)
DirectMusic: 0/5 (n/a)
DirectPlay: 0/9 (retail)
DirectSound: 0/5 (retail)
DirectShow: 0/6 (retail)

---------------
Display Devices
---------------
Card name: Mobile Intel(R) 965 Express Chipset Family
Manufacturer: Intel Corporation
Chip type: Mobile Intel(R) 965 Express Chipset Family
DAC type: Internal
Device Key: Enum\PCI\VEN_8086&DEV_2A12&SUBSYS_308A103C&REV_0C
Display Memory: 384.0 MB
Current Mode: 1366 x 768 (32 bit) (60Hz)
Monitor: Écran Plug-and-Play
Monitor Max Res: 1600,1200
Driver Name: igxprd32.dll
Driver Version: 6.14.0010.5029 (English)
DDI Version: 9 (or higher)
Driver Attributes: Final Retail
Driver Date/Size: 1/21/2009 12:43:54, 57344 bytes
WHQL Logo'd: Yes
WHQL Date Stamp: n/a
VDD: n/a
Mini VDD: igxpmp32.sys
Mini VDD Date: 1/21/2009 12:42:56, 6278560 bytes
Device Identifier: {D7B78E66-6952-11CF-2960-8010ADC2CB35}
Vendor ID: 0x8086
Device ID: 0x2A12
SubSys ID: 0x308A103C
Revision ID: 0x000C
Revision ID: 0x000C
Video Accel:
Deinterlace Caps: n/a
Registry: OK
DDraw Status: Enabled
D3D Status: Enabled
AGP Status: Not Available
DDraw Test Result: Not run
D3D7 Test Result: Not run
D3D8 Test Result: Not run
D3D9 Test Result: Not run

PS: ce probleme m'embete bcp j'ai perdu des tonnes de heure de travaille