Comparison of Colorful iGame GeForce GTX 1070 Vulcan X OC-V video card vs ASRock Radeon RX 6500 XT Phantom Gaming D 4GB OC video card by specifications and benchmarks. Colorful iGame GeForce GTX 1070 Vulcan X OC-V runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card ASRock Radeon RX 6500 XT Phantom Gaming D 4GB OC runs at 2.200 GHz base clock speed and has 4 GB of GDDR6 memory. The TDP of the first video card is 150 W, and the second is 107 W. Compare the table of benchmark results to find out which graphic card is better.