Years ago I bought a pre-built computer, the hp envy 795, and the specs are an i7-8700, RX 580, 16 Gb ram, and a 400W PSU. I recently bought a 3060ti to replace the RX 580, and a corsair CX750F to replace my PSU as I need more power for the card. As I was going to replace the PSU I realized that...