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Thread: Core i7/X58 Overclocking Thread

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  1. #1
    Xtreme Member
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    Quote Originally Posted by GenTarkin View Post
    Now the next point is...the PSU effeciency is rated @ 80+. I am not even using its full load capacity meaning its more likely less effecient then that. So, assuming 75% effeciency...is it correct to take 25% off the above numbers and that number is the true power draw of my PC? (obviously I know the socket sees the full numbers listed above, but Im talkin internal usage after the effeciency of the PSU is taken into affect...)
    I'm not sure but I always thought the efficiency raises when not using the full potential of a PSU. So if a PSU is rated for 800W it will provide e.g. 85% efficiency at that max capacity. If less power is drawn the efficiency will raise because all the PSU components are less stressed.

    @ All

    Is it correct that 1.55v is the max. allowed vCore according to Intel specs?
    Last edited by Pisklink; 02-04-2009 at 04:40 AM.


    CPU: Intel Core i7 920 (4.02Ghz @ 1.35v) (3836A875)
    Mobo: Asus P6T-Deluxe (bios 1701)
    RAM: Corsair TR3X6G1600C8D (1700Mhz @ 8-8-8-24-1T)
    Videocard: Club3D HD7950 RoyalKing 3Gb
    Soundcard: Asus Xonar DGX
    HDD's: 1 x 256Gb Samsung SSD 840 Pro and 3 x 640Gb Samsung F1 Spinpoint
    PSU: Zalman 850W
    Case: Coolermaster CM690

    D-Tek Fuzion with 5,5mm nozzle | Swiftech MCP655 | Thermochill 120.2 | EK Reservoir | XSPC High Flex 7/16" ID - 10/16" OD | Scythe S-Flex SFF21F Fans

  2. #2
    PI in the face
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    Quote Originally Posted by Pisklink View Post
    I'm not sure but I always thought the efficiency raises when not using the full potential of a PSU. So if a PSU is rated for 800W it will provide e.g. 85% efficiency at that max capacity. If less power is drawn the efficiency will raise because all the PSU components are less stressed.

    @ All

    Is it correct that 1.55v is the max. allowed vCore according to Intel specs?
    Absolute max is 1.55v, Your problem would be cooling that damn thing at that voltage. Do you have a un-heated basement?
    Quote Originally Posted by L0ud View Post
    So many opinions and so few screenshots

  3. #3
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    Location
    Tilburg, Netherlands
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    Thanks for your reply. Luckily I'm living in an iglo on the Antartic so cooling shouldn't be a problem.

    Nah, my chip doesn't get that hot really. It's watercooled by a D-Tek Fuzion version 1 with 5,5mm nozzle and at 4080Mhz it gets around 48 - 50 degrees celcius in Realtemp.


    CPU: Intel Core i7 920 (4.02Ghz @ 1.35v) (3836A875)
    Mobo: Asus P6T-Deluxe (bios 1701)
    RAM: Corsair TR3X6G1600C8D (1700Mhz @ 8-8-8-24-1T)
    Videocard: Club3D HD7950 RoyalKing 3Gb
    Soundcard: Asus Xonar DGX
    HDD's: 1 x 256Gb Samsung SSD 840 Pro and 3 x 640Gb Samsung F1 Spinpoint
    PSU: Zalman 850W
    Case: Coolermaster CM690

    D-Tek Fuzion with 5,5mm nozzle | Swiftech MCP655 | Thermochill 120.2 | EK Reservoir | XSPC High Flex 7/16" ID - 10/16" OD | Scythe S-Flex SFF21F Fans

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