NVIDIA GeForce GTX 660 OEM 's Advantages
Lower TDP (130W vs 260W)
AMD Radeon Pro SSG 's Advantages
Released 5 years late
Boost Clock has increased by 69% (1500MHz vs 888MHz)
More VRAM (16GB vs 1536GB)
Larger VRAM bandwidth (483.8GB/s vs 134.4GB/s)
2944 additional rendering cores