Comparison of ASUS GeForce GTX 970 DirectCU II Black OC video card vs NVIDIA GeForce GTX 970 video card by specifications and benchmarks. ASUS GeForce GTX 970 DirectCU II Black OC runs at 1.114 GHz+ 6 % base clock speed and has 4 GB of GDDR5 memory, while video card NVIDIA GeForce GTX 970 runs at 1.050 GHz base clock speed and has 4 GB of GDDR5 memory. The TDP of the first video card is 145 W-2 %, and the second is 145 W-2 %. Compare the table of benchmark results to find out which graphic card is better.