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Thread: Post your C3 Test Results! (new title)

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  1. #11
    Brilliant Idiot
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    Quote Originally Posted by Zeus View Post
    7-8-7 was pretty much what i had expected from this ECO kit. What do you say? BBSE?
    BBSE wasn't to fond of c7 on AMD.

    Quote Originally Posted by sinar View Post
    Most C3 chips will do uniformedly ok with up to -79C (dice)

    Top of the binned C3 chip will shows when cooled <-100C, just my 2 cents
    Actually from my testing the only factor that matters is voltage and how the chip fares with voltage. Does it like voltage or not and does it scale with voltage.

    I tested about 6 chips one day at 1.55v on ln2. Every chip hit the same exact max speed for all cores. It wasn't until about just over 1.7v that the chips became individuals and at that point and beyond they started to vary greatly. I have duplicated this quite a few times in diff sessions.

    So the reason is not the temps but the voltage range on DI.....you will never get into that voltage range save maybe a valid on DI.

    Air is a diff story. Best way to bin for air chips is to test them at the same voltage and just note temps....the hotter they are loaded at same voltage and speed the sooner they will hit a wall. Unfortunately you can't bin ln2 chips on air....seen way to many "good" air chips epic fail when cold.

    Chips vary greatly on air/water ahem....24/7 all year round air/water I should say.

    Balanced core chips like this are good for testing/reviews and 24/7 rigs but won't do anything stellar PI wise.
    Last edited by chew*; 12-23-2009 at 10:55 AM.
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