NVIDIA GeForce GTX 670 's Advantages
Released 4 years and 5 months late
Boost Clock980MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (192.3GB/s vs 8.000GB/s)
1304 additional rendering cores
ATI Radeon HD 3450 X2 's Advantages
Lower TDP (50W vs 170W)