NVIDIA GeForce 840A 's Advantages
Lower TDP (33W vs 100W)
AMD Radeon RX Vega M GH 's Advantages
Released 3 years and 11 months late
Boost Clock has increased by 6% (1190MHz vs 1124MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (204.8GB/s vs 16.02GB/s)
1152 additional rendering cores