NVIDIA GeForce 840M 's Advantages
Boost Clock has increased by 9% (1124MHz vs 1035MHz)
Lower TDP (33W vs 50W)
AMD Radeon Pro 5600M 's Advantages
Released 6 years and 3 months late
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (394.2GB/s vs 16.02GB/s)
2176 additional rendering cores