NVIDIA GeForce GTX 1070 Mobile 's Advantages
Boost Clock has increased by 7% (1645MHz vs 1531MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.3GB/s vs 48.06GB/s)
1792 additional rendering cores
NVIDIA GeForce MX230 's Advantages
Released 2 years and 6 months late
Lower TDP (10W vs 120W)