Comparison of Colorful iGame GeForce RTX 2080 Vulcan X OC-V video card vs KFA2 GeForce RTX 2080 OC video card by specs and benchmarks. Colorful iGame GeForce RTX 2080 Vulcan X OC-V runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory, while video card KFA2 GeForce RTX 2080 OC runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The weight is different, 1520 g vs --. The TDP of the first video card is 215 W, and the second is 215 W . Compare the benchmark results to find out which video card is better.