Dad wants a new PC. He’s considering spending way-too-much on an Alienware, so I figured I’d build him something better+cheaper.

I’ve built a couple PCs before, but never anything this high-end or expensive so I’d very much appreciate some feedback from an experienced community.

  • anamethatisnt@sopuli.xyz
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    2 months ago

    What’s your thought on choosing X870 over B850?
    Personally I would rather spend that money to upgrade the PSU to a 1000W Seasonic and check for something like Corsair Vengeance or Kingston Fury RAM that runs at 6000 instead of 4800.

    edit: For a gaming PC I would recommend 7800X3D or 9800X3D over the Ryzen 7900.

    • YodaDaCoda@aussie.zoneOP
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      2 months ago

      What’s your thought on choosing X870 over B850?

      the x870 requires pcie5.0 apparently, where the b850 doesn’t - figured it’d be more upgradeable for him in the future

      Personally I would rather spend that money to upgrade the PSU to a 1000W

      pcpartpicker says the build would only be 400W, my understanding is that peak PSU efficiency is at ~50% load, so I went for something in the ~800W range. What benefits might 1000W provide?

      7800X3D or 9800X3D over the Ryzen 7900

      aside from the igpu, the improvements of those CPUs seems minimal - he’s probably not going to be gaming much honestly… but he wants it to be capable

      • anamethatisnt@sopuli.xyz
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        2 months ago

        X870 / B850

        You can find a B850 with PCIe 5.0 too, so that might be an idea.

        PSU

        The mentioning of Seasonic was important here, they’re known for long lasting and high quality psus which is seen in that they usually offer 10-12 years of warranty compared to gigabytes 1 year warranty.
        The 1000W was to future proof, which becomes relevant if the psu is built to be long lasting.
        It’s a part many brings with them into the next build.

        CPU

        If he’s not gonna use the larger L3 through gaming then the 7900 is more than good enough.
        Most games benefits from the L3 and some does so treemendously, f.e. Microsoft Flight Simulator. Here’s the difference when the game is cpu bottlenecked: