Comparison of ZOTAC GeForce GTX 1050 OC video card vs GALAX GeForce GTX 1070 KATANA video card by specifications and benchmarks. ZOTAC GeForce GTX 1050 OC runs at 1.455 GHz+ 7 % base clock speed and has 2 GB of GDDR5 memory, while video card GALAX GeForce GTX 1070 KATANA runs at 1.518 GHz+ 1 % base clock speed and has 8 GB of GDDR5 memory. The TDP of the first video card is 75 W, and the second is 150 W. Compare the table of benchmark results to find out which graphic card is better.