AMD Radeon R7 M445 's Advantages
More VRAM (4GB vs 2GB)
64 additional rendering cores
NVIDIA GeForce MX230 's Advantages
Released 2 years and 9 months late
Boost Clock has increased by 66% (1531MHz vs 920MHz)
Larger VRAM bandwidth (48.06GB/s vs 32.00GB/s)