Comparison of Colorful iGame GeForce GTX 950 Ares U video card vs ZOTAC GeForce GTX 950 OC video card by specifications and benchmarks. Colorful iGame GeForce GTX 950 Ares U runs at 1.140 GHz+ 11 % base clock speed and has 2 GB of GDDR5 memory, while video card ZOTAC GeForce GTX 950 OC runs at 1.102 GHz+ 8 % base clock speed and has 2 GB of GDDR5 memory. The TDP of the first video card is 90 W, and the second is 90 W. Compare the table of benchmark results to find out which graphic card is better.