NVIDIA GeForce GT 640 's Advantages
Lower TDP (65W vs 250W)
NVIDIA GeForce RTX 2080 Ti 's Advantages
Released 6 years and 3 months late
Boost Clock1545MHz
More VRAM (11GB vs 2GB)
Larger VRAM bandwidth (616.0GB/s vs 28.51GB/s)
3968 additional rendering cores