Update: In the end, in around June I got a very good system with a Ryzen 3800X, 16 GB DDR4 (not from a reputable brand, but OCes well to 3200 mhz and tight timings), a 512 GB PCI 3.0 x4 ssd ADATA, a 4 TB seagate baracuda HDD and a Palit GTX 1660 ti 6GB GDDR6, a Gigabyte B450M DS3H, and a 650W...