Comparison of GALAX GeForce GTX 1080 EX OC V2 video card vs NVIDIA iGame GeForce GTX 1070 Ti video card by specs and benchmarks. GALAX GeForce GTX 1080 EX OC V2 runs at 1.620 GHz+ 1 % base clock speed and has 8 GB of GDDR5X memory, while video card NVIDIA iGame GeForce GTX 1070 Ti runs at 1.620 GHz+ 1 % base clock speed and has 8 GB of GDDR5 memory. The weight is different, -- vs --. The TDP of the first video card is 180 W, and the second is 180 W . Compare the benchmark results to find out which video card is better.