No, in terms of performance, Nvidia GeForce GTX 980 is slower than, AMD Radeon RX Vega 56 by -55.2%.
When it comes to power efficiency, GTX 980 falls behind with an efficiency score that is 26.5, -18.0% lower than that of RX Vega 56 32.3. Consuming 210 watts, RX Vega 56 has better power consumption to peformance ratio. The efficiency score is calculated by comparing the benchmark score with power consumption
When considering value for money, GTX 980 offers a better deal than, Radeon RX Vega 56 by 10.0%. Here is more in depth overview of the price and used prices of GTX 980 Price History and RX Vega 56 Price History