NVIDIA GeForce GTX 880M 's Advantages
Boost Clock has increased by 6% (993MHz vs 941MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)
1152 additional rendering cores
NVIDIA GeForce 930M 's Advantages
Released 1 years late
Lower TDP (33W vs 122W)