Hmm, interesting. After googling what QVL meant I've found that the only one of the 3 on the official list (https://uk.msi.com/Motherboard/MPG-Z790-CARBON-WIFI/support#mem) is the middle one 6600MHz/CL32, so I guess that's the one to go for?
You can get most RAM working with a motherboard, QVL as you discovered is just tested working RAM.Hmm, interesting. After googling what QVL meant I've found that the only one of the 3 on the official list (https://uk.msi.com/Motherboard/MPG-Z790-CARBON-WIFI/support#mem) is the middle one 6600MHz/CL32, so I guess that's the one to go for?