ATI Radeon HD 3870 Mac Edition 's Advantages
Lower TDP (106W vs 275W)
NVIDIA L20 's Advantages
Released 15 years and 5 months late
Boost Clock2520MHz
More VRAM (48GB vs 512GB)
Larger VRAM bandwidth (864.0GB/s vs 72.06GB/s)
11456 additional rendering cores