Comparison of XFX Speedster ZERO Radeon RX 6900 XT RGB EKWB Waterblock Limited Edition video card vs Colorful iGame GeForce RTX 3070 Advanced OC-V video card by specifications and benchmarks. XFX Speedster ZERO Radeon RX 6900 XT RGB EKWB Waterblock Limited Edition runs at 2.200 GHz+ 21 % base clock speed and has 16 GB of GDDR6 memory, while video card Colorful iGame GeForce RTX 3070 Advanced OC-V runs at 1.500 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 300 W, and the second is 270 W+ 23 %. Compare the table of benchmark results to find out which graphic card is better.