ATI Mobility Radeon HD 5830 's Advantages
416 additional rendering cores
Lower TDP (24W vs 33W)
NVIDIA GeForce 845M 's Advantages
Released 5 years and 7 months late
Boost Clock1176MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (40.10GB/s vs 25.60GB/s)