Comparison of GIGABYTE Radeon RX 5500 XT Gaming OC 8G video card vs ZOTAC Gaming GeForce RTX 3090 Trinity video card by specifications and benchmarks. GIGABYTE Radeon RX 5500 XT Gaming OC 8G runs at 1.647 GHz+ 2 % base clock speed and has 8 GB of GDDR6 memory, while video card ZOTAC Gaming GeForce RTX 3090 Trinity runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 130 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.