NVIDIA GeForce GTX 980M 's Advantages
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (160.4GB/s vs 48.06GB/s)
1280 additional rendering cores
NVIDIA GeForce MX230 's Advantages
Released 4 years and 4 months late
Boost Clock has increased by 36% (1531MHz vs 1127MHz)