Comparison of GIGABYTE Radeon RX 5500 XT Gaming OC 8G video card vs EVGA GeForce GTX 1660 Ti XC ULTRA GAMING 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 EVGA GeForce GTX 1660 Ti XC ULTRA GAMING runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 130 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.