AMD Radeon HD 6850 1440SP Edition 's Advantages
Released 4 years and 8 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (128.0GB/s vs 5.328GB/s)
1432 additional rendering cores
NVIDIA GeForce 8400 GS PCI 's Advantages
Lower TDP (25W vs 151W)