NVIDIA GeForce GT 745A 's Advantages
Released 8 years and 6 months late
Boost Clock915MHz
More VRAM (2GB vs 256GB)
384 additional rendering cores
Lower TDP (33W vs 89W)
NVIDIA GeForce Go 6800 Ultra 's Advantages
Larger VRAM bandwidth (38.40GB/s vs 28.80GB/s)