This is the system board/motherboard (Part Number 00W2445) specifically designed for the IBM System x3550 M4 server, supporting dual Intel Xeon E5-2600 V2 series CPUs and up to 768GB of DDR3 memory across 24 slots.
Infrastructure Leads
Virtualization Clusters (VMware/KVM)
"IBM engineered this platform for reliability under sustained load, making it a primary candidate for Virtualization Clusters (VMware/KVM) deployments."