Testing maximum frequency single core servers

So I’ve heard many Minecraft server hosts look for 14900 CPUs with P cores only and recently people have had the degradation issues with those CPUs.

I wonder what are good server boards that can get for that kind of heavy single core frequency dependent workload. Level1 looking into this would definitely be a good resource for those wanting to spin up their own performant server, and provide alternatives in light of the Intel degradation issue.

If you want a budget solution, I bought one of those cheap LGA 1700 mobile CPUs soldered onto a desktop motherboard from AliExpress, still going strong! It’s in a little nas case with proxmox & docker setup

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If you want to avoid a 14900 Raptor Lake i9 in a W680 board, maybe this will work? At least one AM5 X670E board from ASRock supports ECC, as tested by Wendell in Linux and confirmed to do so by ASRock upon his question:

Note: this was/is from 2022, but the board can still be found. Some other AM5 boards with newer chipsets (870…) very likely do likewise, but that’s the one I found confirmation for. Now, going this route won’t give you the many threads and sheer brawn of an EPYC CPU, but it absolutely can let you run a really fast Zen 4 or the new Zen 5 CPUs with quite high single core frequency. EPYCs and Threadrippers tend to run their individual cores a lot slower than fast desktop CPUs.
Desktop Ryzens (7000 or 9000 series) won’t get single core speeds of > 6 GHz, but they get really close, and have good single thread performance.
Lastly (and showing my ignorance of Minecraft server hosting here), if that use would benefit significantly from the X3D cache available with some Zen CPUs, it might make them perform better than even a 6 GHz+ i9 single core despite lower frequency.