AMD Radeon RX 540 Mobile 's Advantages
Released 3 years and 10 months late
Boost Clock has increased by 35% (1219MHz vs 900MHz)
Lower TDP (50W vs 100W)
AMD Radeon R9 M290X 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (153.6GB/s vs 96.00GB/s)
768 additional rendering cores