A lot of information about Nvidia GTX cards get leaked conveniently. this time its the mainstream model GeForce GTX 960.
It is indicated that the GeForce GTX 960 GPU will use Nvidia GM 204 processor and the card will be using 256-bit memory bus along with 4GB GDDR5 memory. The stock card could be clocked at 933MHz. Any more details are unknown, but the card is expected to come out by Q1 2015. This would enable its AiB partners to ditch GTX 760 and 770 cards and move towards maxwell architecture.