NVIDIA A40 PCIe 's Advantages
Released 8 years and 6 months late
Boost Clock1740MHz
More VRAM (48GB vs 1GB)
Larger VRAM bandwidth (695.8GB/s vs 38.40GB/s)
10608 additional rendering cores
NVIDIA GeForce GT 640 OEM Rebrand 's Advantages
Lower TDP (75W vs 300W)