Comparison of ZOTAC GeForce GTX 1080 AMP Extreme video card vs PowerColor Fighter Radeon RX 6500 XT 4GB video card by specifications and benchmarks. ZOTAC GeForce GTX 1080 AMP Extreme runs at 1.771 GHz+ 10 % base clock speed and has 8 GB of GDDR5X memory, while video card PowerColor Fighter Radeon RX 6500 XT 4GB runs at 2.200 GHz base clock speed and has 4 GB of GDDR6 memory. The TDP of the first video card is 270 W+ 50 %, and the second is 107 W. Compare the table of benchmark results to find out which graphic card is better.