NVIDIA GeForce 840A 's Advantages
Released 6 years and 3 months late
Boost Clock1124MHz
More VRAM (2GB vs 256GB)
264 additional rendering cores
Lower TDP (33W vs 35W)
ATI Mobility Radeon HD 2700 's Advantages
Larger VRAM bandwidth (22.40GB/s vs 16.02GB/s)