NVIDIA GeForce GTX 1070 On Linux: Testing With OpenGL, OpenCL, CUDA & Vulkan
The GTX 1070 is 57% faster than the GTX 970 at 1080p for the demanding Unigine Heaven tech demo.
With the similar Unigine Valley tech demo, the GTX 1070 is 73% faster than the GTX 770 Kepler.
The Xonotic results for those into this game that's popular by open-source game standards...
The Dota 2 Vulkan performance at 4K put the GTX 1070 slower than the GTX 980 Ti, but still well ahead of the GTX 980 and GTX 970.