Yes, with regards to performance, Nvidia GeForce RTX 4070 Ti outperforms, Radeon RX Vega 56 by 235.1%.
The RTX 4070 Ti is more energy-efficient considering its peformance, consuming 285 watts to produce 3DMark score of 22706. By comparing its benchmark score to its power consumption, we get an efficiency score of 79.7. RX Vega 56's efficiency score is 32.3, 146.9% lower, making RTX 4070 Ti the smarter choice in terms of power consumption.
When considering value for money, RTX 4070 Ti offers a better deal than, Radeon RX Vega 56 by 190.0%. Here is more in depth overview of the price and used prices of RTX 4070 Ti Price History and RX Vega 56 Price History