If you bought an AM4 motherboard way back in 2016, you might want to sit down for this: You’ll be able to drop a brand new AMD Ryzen 5000 processor into it next month. That’s a full eight years on the socket, four years on the 5000-series architecture. With the new Ryzen 7 5800XT and Ryzen 9 5900XT, the AM4 socket might just be immortal. The XT variants of the existing 5900X and 5800X designs (from 2020!) imply squeezing out a bit more performance from the Zen 3 architecture. And based on the specs, that appears to be the case. The 5900X uses 16 cores and 32 threads with a maximum speed of 4.8…