NVIDIA GeForce GTX 680 's Advantages
Released 3 years and 6 months late
Boost Clock1058MHz
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (192.3GB/s vs 10.48GB/s)
1456 additional rendering cores
ATI Radeon HD 4550 's Advantages
Lower TDP (25W vs 195W)