Comparison of ASRock Radeon RX 5700 XT Challenger D 8G OC video card vs ZOTAC GeForce GTX 1080 OEM video card by specifications and benchmarks. ASRock Radeon RX 5700 XT Challenger D 8G OC runs at 1.650 GHz+ 3 % base clock speed and has 8 GB of GDDR6 memory, while video card ZOTAC GeForce GTX 1080 OEM runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X memory. The TDP of the first video card is 225 W, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.