KitGuru tried the Avexir Core Extreme 3000MHz 8GB Memory Kit
A quote from the article:
Featuring a frequency of 3000MHz and timings of 12-14-14-35-2T, Avexir has some of the fastest memory available to purchase in its Core Extreme Series. Featuring high performance, but unobtrusive heatspreaders, Avexir is targeting extreme users and dedicated benchmarkers with its 3,000MHz Core Extreme Series memory kit.Avexir Core Extreme 3000MHz 8GB Memory Kit Review @ KitGuru