Kein 3D mehr

Schönen Guten Tag ich hab ein riesen problem und hoffe das ihr mir helfen könnt. Ich kann keine 3D spiele mehr spielen, wenn ich ein spiel starte wird der monitor schwarz und nicht passiert weiter (der rechner reagiert auf rein gar nichts mehr).
Meine Daten:
Dies sind auszuge aus dxdiag
Operating System: Windows XP Home Edition (5.1, Build 2600) Service Pack 2 (2600.xpsp_sp2_gdr.050301-1519)
           Language: German (Regional Setting: German)
System Manufacturer: n/a
       System Model: n/a
               BIOS: Award Modular BIOS v6.0
          Processor: Intel(R) Pentium(R) 4 CPU 2.40GHz
             Memory: 512MB RAM
          Page File: 236MB used, 1011MB available
        Windows Dir: C:\WINDOWS
    DirectX Version: DirectX 9.0b (4.09.0000.0902)
DX Setup Parameters: Not found
     DxDiag Version: 5.03.2600.2180 32bit Unicode
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: NVIDIA GeForce FX 5700LE
     Manufacturer: NVIDIA
        Chip type: GeForce FX 5700LE
         DAC type: Integrated RAMDAC
       Device Key: Enum\PCI\VEN_10DE&DEV_0343&SUBSYS_00000000&REV_A1
   Display Memory: 256.0 MB
     Current Mode: 1024 x 768 (32 bit) (60Hz)
          Monitor: (Standardmonitor)
  Monitor Max Res:
      Driver Name: nv4_disp.dll
   Driver Version: 6.14.0010.8198 (English)
      DDI Version: 9 (or higher)
Driver Attributes: Final Retail
 Driver Date/Size: 12/10/2005 03:06:00, 3955456 bytes
      WHQL Logo'd: Yes
  WHQL Date Stamp: n/a
              VDD: Nicht zutreffend
         Mini VDD: nv4_mini.sys
    Mini VDD Date: 12/10/2005 03:06:00, 3536768 bytes
Device Identifier: {D7B71E3E-4003-11CF-B643-0A2000C2CB35}
        Vendor ID: 0x10DE
        Device ID: 0x0343
        SubSys ID: 0x00000000
      Revision ID: 0x00A1
      Revision ID: 0x00A1
      Video Accel: ModeMPEG2_A ModeMPEG2_B ModeMPEG2_C ModeMPEG2_D
     DDraw Status: Enabled
       D3D Status: Enabled
       AGP Status: Enabled
DDraw Test Result: Not run
 D3D7 Test Result: Not run
 D3D8 Test Result: Not run
 D3D9 Test Result: Not run

-------------
Sound Devices
-------------
            Description: C-Media Wave Device (emuliert)
 Default Sound Playback: Yes
 Default Voice Playback: Yes
            Hardware ID: PCI\VEN_13F6&DEV_0111&SUBSYS_80E21043&REV_10
        Manufacturer ID: 1
             Product ID: 100
                   Type: Emuliert
            Driver Name:
         Driver Version:
      Driver Attributes:
            WHQL Logo'd:
          Date and Size:
            Other Files:
        Driver Provider: C-Media
         HW Accel Level: Emulation Only
              Cap Flags: 0x2F
    Min/Max Sample Rate: 100, 100000
Static/Strm HW Mix Bufs: 0, 0
 Static/Strm HW 3D Bufs: 0, 0
              HW Memory: 0
       Voice Management: No
 EAX(tm) 2.0 Listen/Src: No, No
   I3DL2(tm) Listen/Src: No, No
Sensaura(tm) ZoomFX(tm): No
               Registry: OK
      Sound Test Result: Not run

            Description: Bluetooth Audio (emuliert)
 Default Sound Playback: No
 Default Voice Playback: No
            Hardware ID: {95C7A0A0-3094-11D7-A202-00508B9D7D5A}\BTAUDIO
        Manufacturer ID: 1
             Product ID: 100
                   Type: Emuliert
            Driver Name:
         Driver Version:
      Driver Attributes:
            WHQL Logo'd:
          Date and Size:
            Other Files:
        Driver Provider: WIDCOMM Inc.
         HW Accel Level: Emulation Only
              Cap Flags: 0x2F
    Min/Max Sample Rate: 100, 100000
Static/Strm HW Mix Bufs: 0, 0
 Static/Strm HW 3D Bufs: 0, 0
              HW Memory: 0
       Voice Management: No
 EAX(tm) 2.0 Listen/Src: No, No
   I3DL2(tm) Listen/Src: No, No
Sensaura(tm) ZoomFX(tm): No
               Registry: OK
      Sound Test Result: Not run

---------------------
Sound Capture Devices
---------------------
            Description: C-Media Wave Device
  Default Sound Capture: Yes
  Default Voice Capture: Yes
            Driver Name: cmaudio.sys
         Driver Version: 5.12.0001.0638 (English)
      Driver Attributes: Final Debug
          Date and Size: 6/12/2002 03:28:50, 379150 bytes
              Cap Flags: 0x1
           Format Flags: 0xCC0

            Description: Bluetooth Audio
  Default Sound Capture: No
  Default Voice Capture: No
            Driver Name: btaudio.sys
         Driver Version: 1.04.0002.0008 (English)
      Driver Attributes: Final Retail
          Date and Size: 9/15/2003 16:15:28, 21861 bytes
              Cap Flags: 0x1
           Format Flags: 0x4

-----------
DirectMusic
-----------
        DLS Path: C:\WINDOWS\SYSTEM32\drivers\GM.DLS
     DLS Version: 1.00.0016.0002
    Acceleration: n/a
           Ports: Microsoft Synthesizer, Software (Not Kernel Mode), Output, DLS, Internal, Default Port
                  MPU-401, Hardware (Kernel Mode), Input, No DLS, External
                  MPU-401, Hardware (Kernel Mode), Output, No DLS, External
                  C-Media Wave Device, Software (Kernel Mode), Output, DLS, Internal
                  Bluetooth Audio, Software (Kernel Mode), Output, DLS, Internal
                  Microsoft MIDI-Mapper [Emuliert], Hardware (Not Kernel Mode), Output, No DLS, Internal
                  Microsoft GS Wavetable SW Synth [Emuliert], Hardware (Not Kernel Mode), Output, No DLS, Internal
                  MPU-401 [Emuliert], Hardware (Not Kernel Mode), Output, No DLS, External
                  MPU-401 [Emuliert], Hardware (Not Kernel Mode), Input, No DLS, External
        Registry: OK
     Test Result: Not run

-------------------
DirectInput Devices
-------------------
      Device Name: Maus
         Attached: 1
    Controller ID: n/a
Vendor/Product ID: n/a
        FF Driver: n/a

      Device Name: Tastatur
         Attached: 1
    Controller ID: n/a
Vendor/Product ID: n/a
        FF Driver: n/a

Poll w/ Interrupt: No
         Registry: OK

-----------
USB Devices
-----------
+ USB-Root-Hub
| Vendor/Product ID: 0x8086, 0x24C7
| Matching Device ID: usb\root_hub
| Service: usbhub
| Driver: usbhub.sys, 8/3/2004 23:08:44, 57600 bytes
| Driver: usbd.sys, 8/18/2001 13:00:00, 4736 bytes

----------------
Gameport Devices
----------------
+ CMI8738/C3DX PCI Audio Device
| Location: PCI-Bus 2, Gerät 3, Funktion 0
| Matching Device ID: pci\ven_13f6&dev_0111&subsys_80e21043
| Service: cmpci
|
+-+ Standardgameport
| | Matching Device ID: *pnpb02f
| | Service: gameenum
| | Driver: gameenum.sys, 8/3/2004 23:08:22, 10624 bytes

------------
PS/2 Devices
------------
+ Standardtastatur (101/102 Tasten) oder Microsoft Natural Keyboard (PS/2)
| Matching Device ID: *pnp0303
| Service: i8042prt
| Driver: i8042prt.sys, 8/4/2004 00:42:26, 53248 bytes
| Driver: kbdclass.sys, 8/4/2004 00:46:10, 25216 bytes
|
+ Terminalserver-Tastaturtreiber
| Matching Device ID: root\rdp_kbd
| Upper Filters: kbdclass
| Service: TermDD
| Driver: termdd.sys, 8/4/2004 00:58:36, 40840 bytes
| Driver: kbdclass.sys, 8/4/2004 00:46:10, 25216 bytes
|
+ PS/2-kompatible Maus
| Matching Device ID: *pnp0f13
| Service: i8042prt
| Driver: i8042prt.sys, 8/4/2004 00:42:26, 53248 bytes
| Driver: mouclass.sys, 8/4/2004 00:37:42, 23552 bytes
|
+ Terminalserver-Maustreiber
| Matching Device ID: root\rdp_mou
| Upper Filters: mouclass
| Service: TermDD
| Driver: termdd.sys, 8/4/2004 00:58:36, 40840 bytes
| Driver: mouclass.sys, 8/4/2004 00:37:42, 23552 bytes

Ich hoffe ihr könnt mir helfen