AM3 socket I'm trying to add a H100i to, none of the AM/AM4 brackets fit it right, the small half of the TR4 fits the top but two of those don't reach.
AM4 and AM3/3+ cooler mounting con compatibility. kinda. : r/Amd
File:AMD AM3 CPU Socket-top closed - with AMD Phenom II X6 1090T (HDT90ZFBK6DGR) CPU PNr°0300.jpg - Wikimedia Commons