Comparison of MSI Radeon RX 6700 XT MECH 2X 12G OC video card vs GIGABYTE GeForce GTX 1080 Turbo OC 8G video card by specifications and benchmarks. MSI Radeon RX 6700 XT MECH 2X 12G OC runs at 2.321 GHz base clock speed and has 12 GB of GDDR6 memory, while video card GIGABYTE GeForce GTX 1080 Turbo OC 8G runs at 1.632 GHz+ 2 % base clock speed and has 8 GB of GDDR5X memory. The TDP of the first video card is 230 W, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.