NVIDIA GeForce 8800 GS Mac Edition 's Advantages
Larger VRAM bandwidth (51.14GB/s vs 28.80GB/s)
AMD Radeon R7 240 's Advantages
Released 5 years and 9 months late
Boost Clock780MHz
More VRAM (2GB vs 512GB)
256 additional rendering cores
Lower TDP (30W vs 105W)