Radeon E9172 MXM Advantages
Boost Clock has increased by 11% (1219MHz vs 1100MHz)
Lower TDP (35W vs 80W)
Arc A730M Advantages
Released 4 years and 3 months late
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (336.0GB/s vs 48.00GB/s)
2560 additional rendering cores