NVIDIA GeForce GTX 980 Mobile 's Advantages
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (224.4GB/s vs 56.06GB/s)
1664 additional rendering cores
NVIDIA GeForce MX330 's Advantages
Released 4 years and 5 months late
Boost Clock has increased by 40% (1594MHz vs 1140MHz)