Comparison of GIGABYTE Radeon R9 Nano video card vs EVGA GeForce RTX 2070 XC GAMING video card by specifications and benchmarks. GIGABYTE Radeon R9 Nano runs at 1.000 GHz base clock speed and has 4 GB of HBM memory, while video card EVGA GeForce RTX 2070 XC GAMING runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 175 W, and the second is 175 W. Compare the table of benchmark results to find out which graphic card is better.