The card has 1024 CUDA cores, which implies 64 TMUs and 32 ROPs. It's equipped with a 128-bit memory bus and will have 2GB GDDR5 memory. The core clockspeed is said to be 1127MHz, with a 1178MHz Boost and memory clocked at 7012MHz with memory bandwidth of 112GB/s. The card has a single 6-pin PCIe power connector and a TDP of just 120W.
NVIDIA is also touting the overclocking potential, claiming the GTX 960 can be clocked up to 1.5GHz.
The last thing to say about GTX 960 is its overclocking potential. NVIDIA claims this card is capable of running close to 1.5 GHz, which is even better of what GM204 has to offer. Maxwell series are exceptionally good overclockers.