AMD Radeon R9 M290X Mac Edition 's Advantages
Larger VRAM bandwidth (174.7GB/s vs 160.0GB/s)
128 additional rendering cores
NVIDIA T600 Max-Q 's Advantages
Released 6 years and 5 months late
Boost Clock has increased by 43% (1395MHz vs 975MHz)
More VRAM (4GB vs 2GB)
Lower TDP (40W vs 80W)