No, in terms of performance, Nvidia GeForce GTX 1060 5GB is slower than Nvidia GeForce RTX 2080. Nvidia GeForce RTX 2080 outperformes Nvidia GeForce GTX 1060 5GB by 183.9% in 3Dmark benchmark.
When it comes to power efficiency, GTX 1060 5GB falls behind with an efficiency score that is 33, lower than that of RTX 2080 44. Consuming 250 watts, RTX 2080 has 33.3% better power consumption to performance ratio. The efficiency score is calculated by comparing the benchmark score with power consumption
GTX 1060 5GB price to performance rating is lower than RTX 2080's. RTX 2080 offers 120.0% better value fo money.