NVIDIA GeForce GTX 660 Rev. 2 's Advantages
Lower TDP (140W vs 205W)
AMD Radeon Pro W5700 's Advantages
Released 5 years and 2 months late
Boost Clock has increased by 82% (1880MHz vs 1032MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (448.0GB/s vs 144.2GB/s)
1344 additional rendering cores