AMD Radeon R9 280 's Advantages
Released 1 years and 7 months late
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (240.0GB/s vs 144.2GB/s)
448 additional rendering cores
NVIDIA GeForce GTX 660 Ti 's Advantages
Boost Clock has increased by 5% (980MHz vs 933MHz)
Lower TDP (150W vs 200W)