Comparison of PowerColor Radeon RX Vega 56 Nano Edition video card vs NVIDIA GeForce RTX 3070 Laptop (Mobile) - 120 W video card by specifications and benchmarks. PowerColor Radeon RX Vega 56 Nano Edition runs at 1.156 GHz base clock speed and has 8 GB of HBM2 memory, while video card NVIDIA GeForce RTX 3070 Laptop (Mobile) - 120 W runs at 1.170 GHz+ 5 % base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 210 W, and the second is 120 W+ 4 %. Compare the table of benchmark results to find out which graphic card is better.