System specifications
The following table lists the system specifications.
Table 1. System specifications
Attribute
Specification
Form factor
1U rack-mount (Machine Type 8869)
Processor
Up to two processors of the Intel Xeon processor E5-2600 v4 product family:
Up to 22 cores (2.4 GHz core speeds)
Up to 3.5 GHz core speeds (4 cores)
Two QPI links up to 9.6 GT/s each
Up to 55 MB cache
Up to 2400 MHz memory speed
Up to two processors of the Intel Xeon processor E5-2600 v3 product family (CTO only):
Up to 14 cores with up to 2.6 GHz core speeds
Two QPI links up to 9.6 GT/s each
Up to 35 MB cache
Up to 2133 MHz memory speed
Chipset
Intel C612.
Memory
Up to 24 DIMM sockets (12 DIMMs per processor; four memory channels per processor with
three DIMMs per channel). Support for RDIMMs and LRDIMMs. Memory types cannot be
intermixed. Memory speed up to 2400 MHz.
Memory
maximums
With RDIMMs: Up to 768 GB with 24x 32 GB RDIMMs and two processors
With LRDIMMs: Up to 1.5 TB with 24x 64 GB LRDIMMs and two processors
Memory
protection
Error correction code (ECC), Chipkill (for x4-based memory DIMMs), memory mirroring, and
memory rank sparing.
Drive bays
Up to 12x 2.5" SAS/SATA hot-swap drive bays: 10x 2.5" (front) + 2x 2.5" (rear)
8x 2.5" SAS/SATA hot-swap (front) + 2x PCIe SSD non-hot-swap (front) drive bays
Up to 8x 2.5" SAS/SATA hot-swap drive bays: 4x 2.5" (front) + 4x 2.5" (front)
4x 3.5" SAS/SATA hot-swap drive bays (front)
Maximum
internal storage
Up to 92 TB with 12x 7.68 TB 2.5" SAS SSDs
Up to 40 TB with 4x 10 TB 3.5" NL SAS or NL SATA HDDs
Up to 24 TB with 12x 2 TB 2.5" NL SATA HDDs
Up to 28.8 TB with 12x 2.4 TB 2.5" SAS HDDs
Up to 7.68 TB with 2x 3.84 TB NVMe PCIe SSDs
Intermix of SAS, SATA, and PCIe drives is supported.
Storage
controller
12 Gb SAS/6 Gb SATA RAID: RAID 0, 1, 10 with M1215 or M5210. Optional upgrade to
RAID 5, 50 is available for M1215. Optional upgrade to RAID 5, 50 is available for M5210
(zero-cache; 1 GB non-backed cache; 1 GB, 2 GB, or 4 GB flash-backed cache). Optional
upgrade to RAID 6, 60 is available for M5210 (requires a cache upgrade). Optional SSD
Caching and Performance Accelerator upgrades are available for M5210.
12 Gb SAS/6 Gb SATA non-RAID: N2215 HBA
Optical drive
bays
One, optional, for models with 4 or 8 drive bays (models with 10 drive bays do not support an
internal optical drive). Support for DVD-ROM or Multiburner.
Tape drive bays
None. Support for an external backup unit.
Network
interfaces
4x Integrated RJ-45 Gigabit Ethernet 1000BASE-T ports (BCM5719).
1x Optional Mezzanine LOM (ML2) slot for dual-port 10 GbE cards with SFP+ or RJ-45
connectors or quad-port GbE cards with RJ-45 connectors.
1x RJ-45 10/100/1000 Mb Ethernet systems management port.
Lenovo System x3550 M5 (Machine Type 8869)
8