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Thread: How to vmod this newbie? Galaxy 7300GT DDR3

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  1. #1
    Registered User
    Join Date
    Dec 2005
    Location
    EU, Hungary
    Posts
    21
    Does anybody know inno 7300GT 256MB DDR3 voltmods?

  2. #2
    Xtreme X.I.P.
    Join Date
    Aug 2002
    Posts
    4,764
    I have the Galaxy 7300GT cards now. Forgetting using a pencil ( which is only really good for drawing pictures of naked ladies or sticking up your nose ) the volt mod is as follows

    There are two ISL 6549 14 leg IC's, one for memory ( back of card ) and one for gpu (front of card). The feedback pin is pin 4.

    Memory FB resistance = 640
    Gpu FB resistance =640

    Hence use 50k pot and set to 12k and work down.

    Measuring point for gpu volts is the bottom of the top left large capacitor.
    Measuring point for the memory is one of the two large bottom capacitors at the far right of the front of the card

    Volts as as standard are 1.30v and 1.91v on my card. Now running at 1.4v and 2.04v.



    Regards

    Andy

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