A PC hardware simulation of the upcoming Sony PlayStation 5's purported hardware specs offers some insights into the likely performance and power draws that can be expected from the console. The OP undervolted an AMD Ryzen 7 3700X and the Radeon RX 5700 XT to simulate the PlayStation 5 specs as much as possible. While the performance can be matched to an extent, the final console has the potential to perform even better at even lower power draws.
https://www.notebookcheck.net/PlayStation-5-Gonzalo-PC-hardware-simulation-throws-up-interesting-performance-and-power-consumption-results-but-it-s-not-really-an-apples-to-apples-comparison.427970.0.html