Lenovo System x3500 M5 Type 5464 Installation And Service Manual page 20

Microprocessor (depending on the model):
• Supports up to two multi-core microprocessors (one installed)
• Two QuickPath Interconnect (QPI) links speed up to 9.6 GT per second
Notes:
• Use the Setup utility program to determine the type and speed of the microprocessors.
• For a list of supported microprocessors, see http://www.lenovo.com/ serverproven/.
Memory:
• Minimum: 4 GB
• Maximum: 1.5 TB
– 384 GB using registered DIMMs (RDIMMs)
– 1.5 TB using load reduction DIMMs (LRDIMMs)
• Type:
– PC4-12800 (DDR4-1600), PC4-14900 (DDR4-1866) or PC4-17000 (DDR4-2133)
– Single-rank, dual-rank, or quad-rank
– Registered DIMM (RDIMM) or load reduced DIMM (LRDIMM)
• Slots: 24 dual inline
• Supports (depending on the model):
– 4 GB, 8 GB and 16 GB registered DIMMs
– 32 GB and 64 GB load reduction DIMM
Drives:
• SATA:
– DVD-ROM
– Multi-burner
Note: Maximum of two devices can be installed.
• Supported hard disk drives:
– Serial Attached SCSI (SAS)
– Serial ATA (SATA)
Note: External SAS support depends on SPP Card.
Expansion bays (depending on the model):
• Up to thirty-two 2.5-inch HDD bays
• Up to twelve 3.5-inch HDD bays
Attention: As a general consideration, do not mix standard 512-byte and advanced 4-KB format
drives in the same RAID array because it might lead to potential performance issues.
PCI express slots:
• Seven PCI express slots on the system board:
– Slot 1: PCI Express 3.0 x8 (x8 wired); full-height, half-length
– Slot 2: PCI Express 3.0 x16 (x8 wired); full-height, full-length
– Slot 3: PCI Express 3.0 x16 (x16 wired); full-height, full-length
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System x3500 M5 Installation and Service Guide