AMD Radeon Pro Vega 56 's Advantages
Released 3 years and 9 months late
Boost Clock1250MHz
More VRAM (8GB vs 1GB)
Larger VRAM bandwidth (402.4GB/s vs 14.40GB/s)
3488 additional rendering cores
NVIDIA GeForce GT 820M 's Advantages
Lower TDP (15W vs 210W)