bsod plz help not sure if its ram or video card

Code:

BugCheck 4E, {9a, 1e63e, 0, 0}

Probably caused by : dxgmms1.sys ( dxgmms1!VIDMM_SEGMENT::SafeUnlockPages+31 )

Code:

Usual causes:  Device driver, memory

This bugcheck indicates that the Page Frame Number (PFN) list has become corrupted, the PFN list is used by the Memory Manager to organize and access physical pages. The first parameter tells us that a driver has attempted to unlock a page which was still being used for I/O.

Remove:

Code:

Start Menu\Programs\DAEMON Tools Lite

Arc said:

Download SPTD standalone installer from Disk-Tools.com, and execute the downloaded file as guided below :

• Double click to open it.
• Click this button only:
• 
• If it is grayed out, as in the picture, there is no more SPTD in your system, and you just close the window.

Daemon Tools uses a driver called sptd.sys, which is known to cause BSODs with Windows 7. It is recommend you remove this program, and use Windows own in-built features or ImgBurn.

Install and perform full scans with:

• Malwarebytes : Free anti-malware download
• Microsoft Security Essentials | Protect against viruses, spyware, and other malware

   Information

Remember to install the free version of Malwarebytes not the free trail; untick the free trial box during installation. MSE is the most lightweight and compatible with the Windows 7 operating system

You can also view this thread for a complete free and lightweight security protection combination:

• Good and Free system security combination.

Update:

Code:

3: kd> lmvm atikmdag
start             end                 module name
fffff880`07244000 fffff880`07db7000   atikmdag T (no symbols)           
    Loaded symbol image file: atikmdag.sys
    Image path: \SystemRoot\system32\DRIVERS\atikmdag.sys
    Image name: atikmdag.sys
    Timestamp:        Fri Mar 29 02:27:04 2013 (5154FBF8)
    CheckSum:         00B25604
    ImageSize:        00B73000
    Translations:     0000.04b0 0000.04e4 0409.04b0 0409.04e4

WHQL
Release Date: April 24th 2013
Version: 13.4
In Device Manager: 12.104

Install the latest WHQL version available from here - Latest AMD Catalyst Video Driver for Windows 7

1. Download Driver
2. Start Type: Device Manager
3. Expand Display Adapters
4. Right-Click Driver Name, Uninstall
5. Reboot
6. Run Driver Sweeper
7. Reboot
8. Install Downloaded Driver

Driver Sweeper will scan for any left over files from the old driver, old driver files can cause conflicts with new driver installations. Create a System Restore point beforehand, in case any problems or issues arise.

Driver Sweeper:

• Drivers - Clean Left over Files after Uninstalling