NVIDIA GeForce GTX 580 Rev. 2 's Advantages
Released 2 years and 11 months late
More VRAM (1536GB vs 896GB)
Larger VRAM bandwidth (192.4GB/s vs 111.9GB/s)
320 additional rendering cores
NVIDIA GeForce GTX 260 Rev. 2 's Advantages
Lower TDP (182W vs 244W)