AMD Radeon R9 280 's Advantages
Released 6 years and 10 months late
Boost Clock933MHz
More VRAM (3GB vs 768GB)
Larger VRAM bandwidth (240.0GB/s vs 103.7GB/s)
1664 additional rendering cores
NVIDIA GeForce 8800 Ultra 's Advantages
Lower TDP (171W vs 200W)