Comparison of AMD Radeon R9 Nano video card vs GALAX GeForce RTX 2070 OC video card by specifications and benchmarks. AMD Radeon R9 Nano runs at 1.000 GHz base clock speed and has 4 GB of HBM memory, while video card GALAX GeForce RTX 2070 OC 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.