NVIDIA GeForce GTX 780 6 GB 's Advantages
Released 2 years and 4 months late
Boost Clock902MHz
More VRAM (6GB vs 1024GB)
Larger VRAM bandwidth (288.4GB/s vs 64.00GB/s)
2160 additional rendering cores
NVIDIA GeForce GT 545 OEM 's Advantages
Lower TDP (105W vs 250W)