AMD Radeon HD 6770M Mac Edition 's Advantages
Lower TDP (35W vs 40W)
AMD Radeon E9171 MCM 's Advantages
Released 6 years and 9 months late
Boost Clock1219MHz
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (96.00GB/s vs 57.60GB/s)
32 additional rendering cores