Lenovo Pf9xb (EXTENDED • 2024)

You want to run ESXi, Proxmox, or TrueNAS Scale. You need lots of cores, lots of RAM, and remote management (BMC/IPMI). A used SR550 chassis with a PF9XB inside is a cheap, quiet (relatively) way to build a enterprise-grade home server.

Before buying a used PF9XB, ask the seller for a photo of the BIOS battery and the capacitors around the CPU sockets . Swollen caps are rare on Lenovo server gear, but corrosion on the CMOS battery holder is a common sign of a board that sat in a humid warehouse. Do you run a ThinkSystem SR550? Have you had to replace your PF9XB? Let us know in the comments below! lenovo pf9xb

But it is dependable . It represents a sweet spot in server hardware where depreciation has bottomed out, but utility remains high. If you see one for sale attached to a cheap SR550 chassis, grab it. That boring green board might just be the backbone of your best home lab or budget server refresh yet. You want to run ESXi, Proxmox, or TrueNAS Scale

At first glance, it looks like a random serial number. It doesn’t have the flashy ring of "ThinkPad" or "Legion." But in the world of enterprise computing, the PF9XB is a workhorse that deserves a moment in the spotlight. Before buying a used PF9XB, ask the seller