AMD Radeon HD 7530M 's Advantages
Lower TDP (11W vs 80W)
AMD Radeon R9 M290X Mac Edition 's Advantages
Released 2 years and 10 months late
Boost Clock975MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (174.7GB/s vs 14.40GB/s)
624 additional rendering cores