AMD Radeon R9 M470X 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (76.80GB/s vs 48.00GB/s)
384 additional rendering cores
AMD Radeon E9172 MXM 's Advantages
Released 1 years and 5 months late
Boost Clock has increased by 11% (1219MHz vs 1100MHz)