Comparison of KFA2 GeForce RTX 2070 EX (1-Click OC) video card vs AMD Radeon R9 Nano video card by specifications and benchmarks. KFA2 GeForce RTX 2070 EX (1-Click OC) runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory, while video card AMD Radeon R9 Nano runs at 1.000 GHz base clock speed and has 4 GB of HBM 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.