NVIDIA GeForce GTX 650 Ti 's Advantages
Lower TDP (110W vs 195W)
NVIDIA GeForce GTX 680 Mac Edition 's Advantages
Released 6 months late
Boost Clock1058MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (192.3GB/s vs 86.40GB/s)
768 additional rendering cores