No, in terms of performance, Nvidia GeForce RTX 2060 SUPER is slower than, Nvidia GeForce RTX 2080 by -26.3%.
The RTX 2060 SUPER is more energy-efficient considering its peformance, consuming 175 watts to produce 3DMark score of 8781. By comparing its benchmark score to its power consumption, we get an efficiency score of 50.2. RTX 2080's efficiency score is 44.4, 13.1% lower, making RTX 2060 SUPER the smarter choice in terms of power consumption.
When considering value for money, RTX 2060 SUPER offers a better deal than, GeForce RTX 2080 by 29.2%. Here is more in depth overview of the price and used prices of RTX 2060 SUPER Price History and RTX 2080 Price History