From 1700 to 3600 to its now last CPU, the 5700X. My X370-Strix which I use for 5.5 years will still be a usable motherboard for years to come. : r/Amd
AMD Ryzen 7 5700X Desktop Processor (8-core/16-thread, 36 MB cache, up to 4.6 GHz max boost) : Amazon.co.uk: Computers & Accessories
Powerhouse Gaming PC Build Featuring AMD Ryzen 7 5700X | Custom PC Configuration for Ultimate Performance
AMD's eight-core Ryzen 7 5700X CPU is down to £189 from Amazon right now | Eurogamer.net