AMD Radeon R9 M295X Mac Edition 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (174.3GB/s vs 48.00GB/s)
1536 additional rendering cores
AMD Radeon E9173 PCIe 's Advantages
Released 2 years and 11 months late
Boost Clock1219MHz
Lower TDP (35W vs 250W)