ATI Mobility Radeon HD 5830 's Advantages
Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)
416 additional rendering cores
Lower TDP (24W vs 33W)
NVIDIA GeForce 930M 's Advantages
Released 5 years and 2 months late
Boost Clock941MHz
More VRAM (2GB vs 1024GB)