NVIDIA GeForce GTX 880M 's Advantages
Boost Clock has increased by 7% (993MHz vs 925MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (160.0GB/s vs 72.00GB/s)
1024 additional rendering cores
AMD Radeon R7 M465X 's Advantages
Released 2 years and 2 months late