How does Ryzen 9 5950X handle gaming, and how large is the gap versus cheaper models?

  The Ryzen 9 5950X is a 16-core, 32-thread Zen 3 flagship from 2020. Its single-core performance still carries 1080p high-refresh gaming, load shifts to the GPU from 1440p, and 4K is basically CPU-independent; the gap to newer chips shows only in 1080p esports.

  The 16 cores are for multithreaded work; in pure gaming it's not meaningfully ahead of an 8-core part. It's a sensible upgrade on an existing AM4 board at a good used price, but not a reason to buy AM4 from scratch — if building new, AM5 is the better spend.