NVIDIA GeForce GTX 280 's Advantages
Larger VRAM bandwidth (141.7GB/s vs 73.60GB/s)
AMD Radeon R9 255 OEM 's Advantages
Released 5 years and 6 months late
Boost Clock930MHz
More VRAM (2GB vs 1GB)
272 additional rendering cores
Lower TDP (65W vs 236W)