NVIDIA GeForce GTX 580 's Advantages
Lower TDP (244W vs 250W)
NVIDIA GeForce GTX 780 6 GB 's Advantages
Released 2 years and 10 months late
Boost Clock902MHz
More VRAM (6GB vs 1GB)
Larger VRAM bandwidth (288.4GB/s vs 192.4GB/s)
1792 additional rendering cores