Comparison of GIGABYTE GeForce GTX 980 Ti G1 Gaming video card vs ZOTAC Gaming GeForce RTX 2080 SUPER AMP Extreme video card by specs and benchmarks. GIGABYTE GeForce GTX 980 Ti G1 Gaming runs at 1.190 GHz+ 19 % base clock speed and has 6 GB of GDDR5 memory, while video card ZOTAC Gaming GeForce RTX 2080 SUPER AMP Extreme runs at 1.190 GHz+ 19 % base clock speed and has 8 GB of GDDR6 memory. The weight is different, -- vs --. The TDP of the first video card is 250 W, and the second is 250 W . Compare the benchmark results to find out which video card is better.