Comparison of ASUS ROG Strix Radeon RX Vega 64 Gaming video card vs ZOTAC GeForce GTX 1080 OEM video card by specifications and benchmarks. ASUS ROG Strix Radeon RX Vega 64 Gaming runs at 1.247 GHz base clock speed and has 8 GB of HBM2 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 295 W, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.