this post was submitted on 15 Apr 2025
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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.

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[–] [email protected] 2 points 2 weeks 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: