Comparison of ASUS ROG Strix Radeon RX Vega 64 OC Gaming video card vs ZOTAC GeForce GTX 1080 AMP Edition video card by specifications and benchmarks. ASUS ROG Strix Radeon RX Vega 64 OC Gaming runs at 1.298 GHz+ 4 % base clock speed and has 8 GB of HBM2 memory, while video card ZOTAC GeForce GTX 1080 AMP Edition runs at 1.683 GHz+ 5 % base clock speed and has 8 GB of GDDR5X memory. The TDP of the first video card is 295 W, and the second is 230 W+ 28 %. Compare the table of benchmark results to find out which graphic card is better.