I did a "$1000" build with a Ryzen 5700, 16GB DDR4-3200, a 1TB SATA SSD and a secondhand RTX 4060 on Sunday. I already had the RAM and drive on hand and I'm not proud of the chassis and PSU I wound up putting those parts in, but based on fair market value, that's a $1000 PC right now.
If RAM...