Comparison of GIGABYTE GeForce GTX 1080 Ti Gaming 11G video card vs GIGABYTE GeForce RTX 3080 Ti Gaming OC 12G video card by specifications and benchmarks. GIGABYTE GeForce GTX 1080 Ti Gaming 11G runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory, while video card GIGABYTE GeForce RTX 3080 Ti Gaming OC 12G runs at 1.365 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 280 W+ 12 %, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.