HD4870 and power supply

Discussion in 'PC hardware help' started by RIVALSHOW, Aug 24, 2008.

  1. RIVALSHOW

    RIVALSHOW Regular member

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    Is corsair 450W VX enough for this or should i go for 550VX or 520HX instead?

    Cant decide >_>

    I don't want to mess things up like fry my new psu if it can't take the card, and which one of this 2 is better, 520HX or 550VX?
     
    Last edited: Aug 24, 2008
  2. krj15489

    krj15489 Active member

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    the 4870 needs 2 6 pin connectors so the 550vx would be the better choice. the difference between those are the 520hx has modular cabling. the 550vx and 520hx will both work fine.
     
  3. RIVALSHOW

    RIVALSHOW Regular member

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    Ok thanks... I think i'll go with the 550W vx then..

    EDIT: By the way, i've heard that dual/triple rails like HX might be trouble, is that true?
     
    Last edited: Aug 25, 2008
  4. skye09

    skye09 Member

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    Not necessarily trouble but because there isnt only one 12V rail then more resistance is met.
     
  5. sammorris

    sammorris Senior member

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    No, some idiots will have you otherwise, but multi-rail and/or modular PSUs are VERY rarely problematic for that reason.
     
  6. RIVALSHOW

    RIVALSHOW Regular member

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    Hey, the shop was out of corsair 550W VX, so they'd sell me a Zalman ZM600-HP instead, is this good psu?

    Doesn't cost much more tho..

    17,5$ more

    It has four rails for 42A total and modular cables, but i'm not familiar with the Manufacturer ^^
     
    Last edited: Aug 27, 2008
  7. sammorris

    sammorris Senior member

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    Zalman PSUs are good, but the 600-HP isn't as quiet as the Corsair units. If that's not an issue, it'll be fine for your uses.
     
  8. RIVALSHOW

    RIVALSHOW Regular member

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    Thanks :) Oh... I don't care if it isn't as quiet, i've got used to my chinese ping-pong, it sounds like a jetplane ;D
     
    Last edited: Aug 27, 2008
  9. sammorris

    sammorris Senior member

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    Lol fair enough - no, the Zalman units are pretty solid and powerful.
     

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