NVIDIA GeForce GTX 260 Core 216 Rev. 2 's Advantages
More VRAM (896GB vs 512GB)
Larger VRAM bandwidth (111.9GB/s vs 14.37GB/s)
168 additional rendering cores
NVIDIA GeForce GT 620 OEM 's Advantages
Released 3 years and 5 months late
Lower TDP (30W vs 171W)