AMD Radeon R9 280 's Advantages
Released 1 years and 10 months late
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (240.0GB/s vs 192.3GB/s)
448 additional rendering cores
NVIDIA GeForce GTX 670 's Advantages
Boost Clock has increased by 5% (980MHz vs 933MHz)
Lower TDP (170W vs 200W)