No, in terms of performance, Nvidia GeForce RTX 2060 is slower than, Nvidia GeForce RTX 2070 SUPER by -34.0%.
The RTX 2060 is more energy-efficient considering its peformance, consuming 160 watts to produce 3DMark score of 7601. By comparing its benchmark score to its power consumption, we get an efficiency score of 47.5. RTX 2070 SUPER's efficiency score is 47.4, 0.3% lower, making RTX 2060 the smarter choice in terms of power consumption.
When considering value for money, RTX 2060 offers a better deal than, GeForce RTX 2070 SUPER by 46.7%. Here is more in depth overview of the price and used prices of RTX 2060 Price History and RTX 2070 SUPER Price History