Yes, with regards to performance, Nvidia GeForce RTX 4090 outperforms, Radeon RX 5500 XT by 640.5% in 3Dmark benchmark.
The RTX 4090 is more energy-efficient considering its performance, having power consumption of 450 watts and a 3DMark score of 35966. By comparing its benchmark score to its power consumption, we get an efficiency score of 80. RX 5500 XT's efficiency score is 37 .So RTX 4090 leads by 116.2%, making it the smarter choice in terms of power consumption.
RTX 4090 price to performance rating is lower than RX 5500 XT's. RX 5500 XT offers 100.0% better value fo money.