Comparison of ASUS Strix GeForce GTX 970 OC video card vs Zotac GeForce GTX 970 AMP! Omega Core video card by specs and benchmarks. ASUS Strix GeForce GTX 970 OC runs at 1.114 GHz+ 6 % base clock speed and has 4 GB of GDDR5 memory, while video card Zotac GeForce GTX 970 AMP! Omega Core runs at 1.114 GHz+ 6 % 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.