NVIDIA GeForce GTX 775M Mac Edition 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 144.0GB/s)
320 additional rendering cores
AMD Radeon RX 6550M 's Advantages
Released 9 years and 2 months late
Boost Clock2840MHz
More VRAM (4GB vs 2GB)
Lower TDP (80W vs 100W)