Comparison of GIGABYTE Radeon RX 5500 XT OC 8G video card vs AMD Radeon RX 5500 XT video card by specs and benchmarks. GIGABYTE Radeon RX 5500 XT OC 8G runs at 1.607 GHz base clock speed and has 8 GB of GDDR6 memory, while video card AMD Radeon RX 5500 XT runs at 1.607 GHz base clock speed and has 4 GB of GDDR6 memory. The weight is different, -- vs . The TDP of the first video card is 130 W, and the second is 130 W . Compare the benchmark results to find out which video card is better.