These look to be Hynix M die dual rank according to Gigabyte QVL
CORSAIR 32GB 2Rx8 CMH64GX5M2B5600Z36K ver.5.43.13 Dual Sided Hynix M 36-36-36-76 1.25v
https://www.gigabyte.com/FileConvert/ProductMemorySupportLis…
Lowest Price for 64GB 5600MT/s CL36 DDR5 Ram.
Set and forget AMD Expo @ 5600, CL36 at this lower speed it shouldn't crash or blue screen like some 6000 CL30 kits that tax some not so great AM5 memory controllers
Eligible for change of mind returns until Jan 31, 2024
I'm planing to upgrade to Ryzen 8000 (Zen5) next year with the improved memory controller at around 7000MTs :)… not a fan of the buggy first gen memory controller issues that we also got with Zen1 and Zen2
RAM: Kingston. Don't waste your money on the others.