Yes, with regards to performance, AMD Radeon RX 7700 XT outperforms, GeForce GTX 1660 Ti by 170.6% in 3Dmark benchmark.
The RX 7700 XT is more energy-efficient considering its performance, having power consumption of 245 watts and a 3DMark score of 17245. By comparing its benchmark score to its power consumption, we get an efficiency score of 70. GTX 1660 Ti's efficiency score is 53 .So RX 7700 XT leads by 32.1%, making it the smarter choice in terms of power consumption.
When considering value for money, RX 7700 XT offers a better deal than, GeForce GTX 1660 Ti by 300.0%.