AMD Radeon Pro SSG 's Advantages
Released 3 years and 10 months late
Boost Clock has increased by 50% (1500MHz vs 1000MHz)
More VRAM (16GB vs 3GB)
Larger VRAM bandwidth (483.8GB/s vs 288.0GB/s)
2048 additional rendering cores
AMD Radeon R9 280X 's Advantages
Lower TDP (250W vs 260W)