It's a little tricky to upgrade the CPUs in the Xserve as they are special versions with narrower lids. You can't use stock Xeons, you have to delid them yourse

It's a little tricky to upgrade the CPUs in the Xserve as they are special versions with narrower lids. You can't use stock Xeons, you have to delid them yourself. It can be done though. https://forums.macrumors.com/threads/xserve-processor-upgrades.1096691/ https://forums.macrumors.com/threads/xserve-processor-upgrad...