Comparison of GIGABYTE Radeon RX Vega 56 Gaming OC 8G video card vs ZOTAC Gaming GeForce RTX 3080 Ti Trinity video card by specifications and benchmarks. GIGABYTE Radeon RX Vega 56 Gaming OC 8G runs at 1.170 GHz+ 1 % base clock speed and has 8 GB of HBM2 memory, while video card ZOTAC Gaming GeForce RTX 3080 Ti Trinity runs at 1.365 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 250 W+ 19 %, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.