Comparison of NVIDIA GeForce GTX 980 video card vs GIGABYTE GeForce GTX 980 G1 GAMING video card by specs and benchmarks. NVIDIA GeForce GTX 980 runs at 1.127 GHz base clock speed and has 4 GB of GDDR5 memory, while video card GIGABYTE GeForce GTX 980 G1 GAMING runs at 1.127 GHz base clock speed and has 4 GB of GDDR5 memory. The weight is different, -- vs --. The TDP of the first video card is 165 W, and the second is 165 W . Compare the benchmark results to find out which video card is better.