The clock speeds of AMD’s upcoming Ryzen 9 3900XT, Ryzen 7 3800XT, and Ryzen 5 3600XT “Matisse Refresh” processors have been revealed by MSI. These clock speeds appeared on the CPU support tab on the product page for the MSI MAG B550 Tomahawk motherboard.
From what we can see the nominal clock speeds of the 3900XT, 3800XT, and 3600XT are identical to those of the 3900X, 3800X, and 3600X. What is not listed are the boost clocks, but from what we know the boost clocks of the 3900XT, 3800XT, and 3600XT will be 4.7 GHz, 4.7 GHz, and 4.5 GHz respectively.
The Matissee Refresh processors are expected to be released July 7th, expect an announcement very soon!