TechPowerUp published a review on the MSI GeForce GTX 1660 Gaming X 6 GB
A quote from the article:
MSI's GeForce GTX 1660 Gaming X is the company's top GTX 1660 offering, with certain high-end segment-first features that include back-plate, idle fan-stop, and the company's highest factory-overclock. In our testing we saw amazing noise levels, better than any other GTX 1660.MSI GeForce GTX 1660 Gaming X 6 GB Review