NVIDIA GeForce 8400 GS PCI Rev. 2 's Advantages
Lower TDP (40W vs 105W)
NVIDIA GeForce GT 545 OEM 's Advantages
Released 4 years and 1 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (64.00GB/s vs 8.000GB/s)
128 additional rendering cores