Comparison of XFX Speedster ZERO Radeon RX 6900 XT RGB EKWB Waterblock Limited Edition video card vs EVGA GeForce RTX 3090 FTW3 ULTRA HYBRID GAMING 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 EVGA GeForce RTX 3090 FTW3 ULTRA HYBRID 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 420 W+ 20 %. Compare the table of benchmark results to find out which graphic card is better.