AMD Radeon HD 6850 1440SP Edition 's Advantages
Lower TDP (151W vs 200W)
AMD Radeon R9 280 's Advantages
Released 1 years and 7 months late
Boost Clock933MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (240.0GB/s vs 128.0GB/s)
352 additional rendering cores