Comparison of SAPPHIRE NITRO+ Radeon RX 6700 XT video card vs KFA2 GeForce RTX 2080 EX OC video card by specifications and benchmarks. SAPPHIRE NITRO+ Radeon RX 6700 XT runs at 2.321 GHz base clock speed and has 12 GB of GDDR6 memory, while video card KFA2 GeForce RTX 2080 EX OC runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 260 W+ 13 %, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.