The AMD Ryzen 7 5800X has hit $275 at Amazon | Rock Paper Shotgun
Amazon.com: Skytech Chronos Mini Gaming PC Desktop - AMD Ryzen 5 3600 3.6GHz, GTX 1660 Super 6G, 16GB DDR4 3000, 500GB SSD, AC WiFi, Windows 10 Home 64-bit, Black : Everything Else
Electrobot AMD DOS Gaming Tower PC (Ryzen 5 3600/16GB RAM/240GB SSD+ 1TB HDD/RTX 2060 6GB) with 4 RGB Cooling Fans - Black : Amazon.in: Computers & Accessories