Until very recently, DDR5 DIMMs came in 8GB, 16GB, and 32GB capacities—at least as long as we’re talking about the kind of unbuffered memory you’ll find in most non-server PCs. You may have heard that larger 24GB and 48GB capacities are now available, but what you may not have realized is that those unusually-sized modules won’t immediately
Source: Hot Hardware – AMD Is Working On A Firmware Fix To Support 24GB And 48GB DDR5 On AM5 Motherboards