ATI Mobility Radeon HD 5850 's Advantages
Lower TDP (30W vs 100W)
NVIDIA GeForce GTX 870M 's Advantages
Released 4 years and 2 months late
Boost Clock967MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (120.0GB/s vs 64.00GB/s)
544 additional rendering cores