NVIDIA GeForce GTX 880M 's Advantages
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (160.0GB/s vs 80.19GB/s)
512 additional rendering cores
NVIDIA GeForce GTX 965M 's Advantages
Released 1 years and 10 months late
Boost Clock has increased by 16% (1150MHz vs 993MHz)