HP EliteDesk 800 G1 TWR Power Supply Issues

Metalogis Posted messages 3 Status Member -  
 lucien -
Hello,
I have to tell you all that the impression I get is that the machine doesn’t want to change its components (^^^)
I want to change my graphics card ("integrated HD 4400" to "GTX460"), but since I have a 320w power supply, I need to change that too.
I have a modular 700w power supply to replace it, as shown here




I should point out that there is no 20 or 24 pin on the original 320w power supply, but rather a 6 pin and a 4 pin, plus the P2 well separated on the motherboard.
So I cannot connect the 20 or 24 pin from my power supply

Here is the location of the first two power supplies (P1 and P2)



Here are the three unique cables that come out of the original 320w power supply



Technical specifications of my PC
https://support.hp.com/fr-fr/document/c03927353

Is it possible to connect the new 700w power supply to the motherboard P1P2P3?
N33D :|]
Sportively
Thanks for reading

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3 answers

  1. Metalogis Posted messages 3 Status Member
     
    The photos did not appear during the post




    here is the location of the two first power supplies 320w (p1 and p2)

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    1. lucien
       
      Hello
      The problem is that you are choosing parts with "Adaptable PC" standards to install on a "branded" PC that adheres to few "Adaptable PC" standards but often to "proprietary HP standards".

      At best, you will find adapters, with no guarantee of functionality unless you ask HP if they validate references for your specific PC.

      https://www.google.com/search?q=adaptateur+alimentation+atx+pc+hp&ie=utf-8&oe=utf-8&client=firefox-b

      But HP has support in French, you can register your product and you will get more information and personalized solutions.

      https://support.hp.com/fr-fr/contact
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  2. Metalogis Posted messages 3 Status Member
     
    So it's not possible?
    HP makes sure that we can't change the parts actually....
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    1. lucien
       
      HP manufactures motherboards and BIOS programs which they can change at any time and provide support that has significant means to identify numerous reported failures and know or create solutions if necessary.

      On the internet, you will find parts or adapters designed for specific use or valid for a larger number of models. It is evident that adapters are being sold, so each manufacturer could inform you if they have tested them for many models and which ones are compatible.
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  3. flo88 Posted messages 28507 Registration date   Status Contributor Last intervention   Ambassador 5 176
     
    Hi

    Lucien has summarized the situation well
    In your case, the solution is more about changing your choice for the graphics card; the GTX 460 is old, outdated for gaming, and consumes a lot.
    You should look for a graphics card that does not require changing the power supply, like a 1050ti or a 1650...

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