Comparison of EVGA GeForce GTX 970 SC Gaming ACX video card vs Zotac GeForce GTX 970 AMP! Omega video card by specs and benchmarks. EVGA GeForce GTX 970 SC Gaming ACX runs at 1.165 GHz+ 11 % base clock speed and has 4 GB of GDDR5 memory, while video card Zotac GeForce GTX 970 AMP! Omega runs at 1.165 GHz+ 11 % base clock speed and has 4 GB of GDDR5 memory. The weight is different, -- vs --. The TDP of the first video card is 145 W-2 %, and the second is 145 W-2 % . Compare the benchmark results to find out which video card is better.