It should be pretty good. It is almost the latest generation, it has enough VRAM, it is NVidia, which usually works very well with ARCHICAD.
I have a 460M, which is 5 generations older and it still works fine.
So a 960 should be pretty good for the next several years.
Laszlo Nagy, Moderator, Site Admin https://twitter.com/laszlonagy AMD Ryzen 1700X 3.4 GHz, 32 GB DDR4 RAM NVidia GTX 1060 6GB, 500 GB NVMe SSD 2x28" (2560x1440), WIN10 PRO ENG AC13-AC21 Loving ARCHICAD since 1995