NVIDIA GeForce GT 640 's Advantages
Lower TDP (65W vs 350W)
NVIDIA GeForce RTX 3080 12 GB 's Advantages
Released 9 years and 7 months late
Boost Clock1710MHz
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (912.4GB/s vs 28.51GB/s)
8576 additional rendering cores