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Ryzen as a dedicated server: high clock speed at desktop platform prices
A Ryzen server is built from the same processors found in gaming and workstation PCs. Hosts put them in racks for one property: Ryzen's clock speed and per-core performance are higher than those of most server chips from the same year. In return you have to accept the limitations of a desktop platform, and it is worth knowing them before ordering.
Which models appear and how they differ
- Ryzen 5 3600, Ryzen 7 3700X, Ryzen 9 3900: Zen 2 on the AM4 socket, six to twelve cores, DDR4. The most affordable options, already behind newer generations in per-core speed.
- Ryzen 9 5900X and 5950X: Zen 3, twelve and sixteen cores. The most common models in the catalogue: a mature platform, good clock speed and a low price.
- Ryzen 9 7900, 7950X and 7950X3D: Zen 4 on AM5, DDR5 and PCIe 5.0. The X3D letters mean an enlarged level-3 cache, which especially helps game servers with a large world.
- Ryzen 9 9950X: Zen 5, sixteen cores and the highest per-core performance among the processors in the table.
The per-core difference between generations reaches tens of percent, so a twelve-core 7900 often outperforms a sixteen-core 5950X in tasks that cannot load all threads.
Where high clock speed pays off
Single-threaded performance is decisive where the main thread cannot be split up. Typical examples are servers for Minecraft, Rust, CS2 and other games where the world is simulated on one core; building C++ and Rust projects, where each file compiles quickly; single-threaded parts of 1C (a popular Russian accounting suite) and PHP applications; emulators and CI test benches. Game projects have a separate selection for a game server, and how Ryzen behaves in a virtual machine is described on the VPS on Ryzen page.
Limitations of the desktop platform
Memory. Ryzen has only two channels, and the capacity ceiling is 128 GB on AM4 and 192 GB on AM5. If a database or cache needs more, you will have to choose from server processors.
ECC. Regular Ryzen do not officially guarantee ECC operation: on some boards it can be enabled, but only unbuffered, and on others it does not work at all. Ryzen does not support registered memory. PRO series models and the server version of the same platform, EPYC 4004, support ECC officially; you can compare them on the dedicated servers on EPYC page.
Management. Desktop boards rarely have built-in IPMI. Some hosts connect an external KVM-over-IP on request, sometimes for a fee and for a limited time. If you plan to install your own system with disk encryption or often experiment with networking, check this in advance.
Disks and network. A board usually has two M.2 slots, so the typical configuration is a pair of mirrored NVMe drives, with no room for a large array. The port is gigabit in the vast majority of plans; 10 Gbit/s is rare.
Locations and choosing between similar plans
Most Ryzen servers are in Germany, the USA, Canada and the UK; there are fewer in Russia and Finland, but for game projects with an audience from the CIS these are the best options for latency: from Moscow they are usually a few to a few dozen milliseconds away, while players get about 30–50 ms to Germany. Players elsewhere in Europe will usually be better served by German or UK sites. A setup fee appears in roughly a third to two fifths of the plans, and Windows can be installed on all of them. With the same processor model, compare memory speed, the number and type of disks, DDoS protection and guaranteed port bandwidth. A full overview of all processors and countries is in the dedicated server rental section.