AMD Radeon Pro 580 's Advantages
Released 2 years and 3 months late
Boost Clock has increased by 7% (1200MHz vs 1124MHz)
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (217.0GB/s vs 16.02GB/s)
1920 additional rendering cores
NVIDIA GeForce 940A 's Advantages
Lower TDP (33W vs 185W)