IBM System X3550 M4 Server

Form Factor

1U Rack

Hard Drive

Up to eight 2.5 hot-swap SAS/SATA HDDs, or up to three 3.5 hot-swap SAS/SATA HDDs, or up to three 3.5 Simple Swap SATA HDDs

Maximum Internal
Storage

Up to 14.4 TB with 1.8 TB 2.5 SAS HDDs, or up to 8 TB with 1 TB 2.5 NL SAS/SATA HDDs, or up to 12.8 TB with 1.6 TB 2.5 SAS/SATA SSDs, or up to 18 TB with 6 TB 3.5 NL SAS/SATA HDDs

Memory

Up to 24 DIMM sockets (12 DIMMs per processor). RDIMMs and LRDIMMs (Load Reduced DIMMs) are supported but memory types cannot be intermixed. Memory speed up to 1866 MHz

Processor

Up to two Intel Xeon processor E5-2600 v2 product family CPUs with 12 cores (up to 2.7 GHz) or ten cores (up to 3.0 GHz) or eight cores (up to 3.3 GHz) or six cores (up to 3.5 GHz) or four cores (up to 3.5 GHz)