Comparison of GIGABYTE Radeon R9 Nano video card vs Colorful iGame GeForce RTX 2070 Vulcan X OC-V video card by specs and benchmarks. GIGABYTE Radeon R9 Nano runs at 1.000 GHz base clock speed and has 4 GB of HBM memory, while video card Colorful iGame GeForce RTX 2070 Vulcan X OC-V runs at 1.000 GHz base clock speed and has 8 GB of GDDR6 memory. The weight is different, -- vs 1400 g. The TDP of the first video card is 175 W, and the second is 175 W . Compare the benchmark results to find out which video card is better.