AMD Radeon R9 M290X Mac Edition 's Advantages
Released 5 years and 5 months late
Boost Clock975MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (174.7GB/s vs 57.60GB/s)
928 additional rendering cores
NVIDIA GeForce GTS 260M 's Advantages
Lower TDP (38W vs 80W)