Hetzner shows Special AM5 Board with 90° Rotated Socket

der8auer EN1 HN recommenders · 2023–2025
44K views · demo · dated · Uploaded 2023-04-06

Der8auer tours Hetzner's test lab and shows a custom AM5 server motherboard with the CPU socket rotated 90 degrees, built for rack airflow in their AX52 servers.

Pointed to as a look at Hetzner's unusual semi-custom server hardware and cooling.

Watch on YouTube

4 comments from Hacker News

@thejosh2023 · in “Fly.io Postgres cluster down for 3 days, no word from them about it”

Hetzner also do some crazy-cool stuff, especially around the 7950X3D, cooling, AM5 etc. ( [VIDEO] ). They also do some amazing stuff with ARM (their cloud offering is really solid for this).

@jsheard2024 · in “Hetzner GPU Server”

There's some videos out there showing off their custom motherboards, it's an odd mixture of standard-ish consumer ATX but stripped down to the absolute bare essentials and with some components rearranged for better airflow in racks chassis they also build themselves: [VIDEO] Another video showing the custom racks and other infrastructure: [LINK]

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@dist-epoch2024 · in “Hetzner GPU Server”

Hetzner is buying ASUS consumer AM5 motherboards, but with the whole CPU + memory block rotated so that the memory sticks are horizontal instead of vertical for better airflow: [VIDEO]

@jsheard2025 · in “A day at Hetzner Online in the Falkenstein data center”

Der8auer did some similar videos a few years ago, but in English: [LINK] [VIDEO] The second is especially interesting as it demonstrates Hetzner's unique semi-custom hardware.

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