Comparison of ZOTAC GeForce GTX 1070 Ti OEM video card vs EVGA GeForce GTX 1080 SC GAMING ACX+LED video card by specs and benchmarks. ZOTAC GeForce GTX 1070 Ti OEM runs at 1.607 GHz base clock speed and has 8 GB of GDDR5 memory, while video card EVGA GeForce GTX 1080 SC GAMING ACX+LED runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X 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.