AMD Radeon Pro W6600M 's Advantages
Released 10 years and 7 months late
Boost Clock has increased by 227% (2610MHz vs 797MHz)
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (672.3GB/s vs 160.0GB/s)
6912 additional rendering cores
NVIDIA GeForce GTX 780M Mac Edition 's Advantages
Lower TDP (122W vs 285W)