AMD Radeon RX 550X Mobile 's Advantages
Released 4 years and 3 months late
Boost Clock has increased by 31% (1176MHz 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 48.00GB/s)
640 additional rendering cores