Comparison of Sapphire Toxic Radeon RX 6900 XT Extreme Edition video card vs Colorful iGame GeForce RTX 3070 Ti Advanced OC 8G-V video card by specifications and benchmarks. Sapphire Toxic Radeon RX 6900 XT Extreme Edition runs at 1.825 GHz base clock speed and has 16 GB of GDDR6 memory, while video card Colorful iGame GeForce RTX 3070 Ti Advanced OC 8G-V runs at 1.580 GHz base clock speed and has 8 GB of GDDR6X memory. The TDP of the first video card is 430 W+ 43 %, and the second is 290 W. Compare the table of benchmark results to find out which graphic card is better.