Comparison of XFX Speedster SWFT 319 Radeon RX 6800 XT CORE video card vs EVGA GeForce RTX 3090 XC3 GAMING video card by specifications and benchmarks. XFX Speedster SWFT 319 Radeon RX 6800 XT CORE runs at 1.825 GHz base clock speed and has 16 GB of GDDR6 memory, while video card EVGA GeForce RTX 3090 XC3 GAMING runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 300 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.