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ATI Radeon hd 5450 is a 1GB DDR3 problem

hi
i have ATI Radeon hd 5450 is a 1GB DDR3 problem : when i using pc for playing or watching videos or using internet the screen become Black it happen every 10 seconds or less . please Help i can't play or doing any thing .:(
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More about ati radeon 5450 1gb ddr3 problem
  1. Do you have the latest drivers?
  2. list hardware.
    check cables.
    do you have on board video?
  3. TwoBits said:
    Do you have the latest drivers?


    u_gonna_squeal_b4_we_cookya said:
    Did this just start, or were you able to play video OK before? Have you installed all the video driver updates, codecs and Windows updates?

    --
    i have catalyst
    i don't know how to update
  4. TwoBits said:
    Do you have the latest drivers?

    i have only catalyst
    but i don't know how to update latest drivers :(
  5. u_gonna_squeal_b4_we_cookya said:
    Did this just start, or were you able to play video OK before? Have you installed all the video driver updates, codecs and Windows updates?

    i was able to play video ok before
    but now it becomed bad
  6. windows update
  7. swifty_morgan said:
    windows update


    yes i have new windows
    i installed it yesterday
  8. Best answer
  9. Sayed Ahmed said:
    swifty_morgan said:
    windows update


    yes i have new windows
    i installed it yesterday


    okay, so after you installed it you went to windows update and downloaded all the updates it had for your machine?
  10. Have the new drivers fixed the problem?
  11. I have the graphic card ATI Radeon HD5450. This is very good card it plays games very well but when i play any HD movie in MKV format the image of movie become like this
    http://s8.postimg.org/4ee8kagx1/Capture2...
    and
    http://s8.postimg.org/4ee8kagx1/Capture2...

    But movies does not play properly.
    I have tried 2 things to solve this problem first i downloaded the latest drviers but same problem remain and second I again open the card and fit again but nothing happen.
    I am using HP dx2400 Core 2 Duo 2.0 GHZ
    Ram 2GB
    OS windows 7 ultimate x32bit
    Built in Power Supply

    Please Help ME
  12. Sayed Ahmed said:
    swifty_morgan said:
    windows update


    yes i have new windows
    i installed it yesterday


    no........... go to windows update.
  13. Please also solve my problem
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