NVIDIA GeForce GT 520 PCIe x1 's Advantages
Lower TDP (29W vs 120W)
NVIDIA GeForce GTX 1660 Ti 's Advantages
Released 7 years and 10 months late
Boost Clock1770MHz
More VRAM (6GB vs 1024GB)
Larger VRAM bandwidth (288.0GB/s vs 14.40GB/s)
1488 additional rendering cores