NVIDIA A2 's Advantages
Released 4 years and 7 months late
Boost Clock has increased by 50% (1770MHz vs 1183MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (200.1GB/s vs 112.0GB/s)
768 additional rendering cores
AMD Radeon RX 550 's Advantages
Lower TDP (50W vs 60W)