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Technical specifications

Summary of the technical specifications of server. Depending on the model, some features might not be available, or some specifications might not apply.

Processor
Supports multi-core Intel Xeon processors, with integrated memory controller and Intel Mesh UPI (Ultra Path Interconnect) topology.
  • Up to four 4th Gen Intel Xeon scalable processors with minimal requirement of two installed on the system board assembly
  • Designed for LGA 4677 sockets
  • Scalable up to 60 cores
  • Supports 4 UPI links per processor supporting 12.8 GT/s, 14.4 GT/s and 16 GT/s speeds

For a list of supported processors, see: Lenovo ServerProven website.

Memory

See Memory module installation rules and order for detailed information about memory configuration and setup.

  • 64 dual inline memory module (DIMM) slots that support up to 64 DRAM DIMMs
  • Memory module type:
    • TruDDR5 4800MHz RDIMM: 16 GB (1Rx8), 32 GB (1Rx4, 2Rx8), 64 GB (2Rx4), 96 GB (2Rx4)
    • TruDDR5 5600MHz RDIMM: 128GB (2Rx4)
    • TruDDR5 4800MHz Value RDIMM: 32 GB (1Rx4), 64 GB (2Rx4)
    • TruDDR5 4800MHz 3DS RDIMM: 128 GB (4Rx4), 256 GB (8Rx4)
  • Speed:
    Note
    Operating speed depends on processor model and UEFI settings.
    • 4800 MT/s for 1 DIMM per channel
    • 4400 MT/s for 2 DIMMs per channel
  • Minimum memory: 32 GB

  • Maximum memory: 16 TB

For a list of supported memory modules, see Lenovo ServerProven website.

Internal drives
The server supports up to two internal M.2 drives with the following capacity:
  • SATA M.2 drive:
    • 128 GB
    • 240 GB
    • 480 GB
    • 960 GB
  • NVMe M.2 drive:
    • 480 GB
    • 960 GB
The following form factors are supported:
  • 42 mm (2242)
  • 60 mm (2260)
  • 80 mm (2280)
  • 110 mm (22110)

For a list of supported M.2 drives, see: Lenovo ServerProven website.

Storage expansion
2.5-inch drive configuration:
  • Forty-eight 2.5-inch drive bays:
    • Bay 0 to 23 support SAS/SATA/NVMe drives.
    • Bay 24 to 47 support SAS/SATA drives.
  • Two 7mm drive bays support SATA/NVMe drives.
Note
  • When ThinkSystem 256GB TruDDR5 4800MHz (8Rx4) 3DS RDIMM v1 is installed in the system, the maximum number of supported drives is twenty-four drives.
  • When an M.2 boot adapter is installed and connected to the NVMe 11 connector, the maximum number of supported NVMe drives is twenty-two drives.
  • VROC supported.
  • Tri-mode adapters can support RAID with U.3 drives.

For a list of supported drives, see: Lenovo ServerProven website.

Expansion slots
  • Up to eighteen rear PCIe slots
  • Two OCP slots
Note
  • PCIe slot availability is based on CPU configuration, riser selection, and 7mm drive bay selection.
  • For more details on the different types of risers, see Rear view.
Graphics processing unit (GPU)
  • Up to eight 75-watt low profile GPUs
  • Up to four 350-watt double wide FHFL GPUs with Nvlink support
Note
Nvlink is only supported between GPUs installed in the same riser.

For a list of supported GPUs, see: Lenovo ServerProven website.

Integrated functions and I/O connectors
  • Lenovo XClarity Controller (XCC), which provides service processor control and monitoring functions, video controller, and remote keyboard, video, mouse, and remote drive capabilities.
  • Front connectors:
    • One USB 3.2 Gen 1 (5 Gbps) connector
    • One USB 2.0 connector with XCC system management function
    • One VGA connector
    • One external diagnostics connector
    • Front I/O module
      • System ID button/LED
      • System error LED
      • Network Activity LED
      • Power button/LED
  • Rear connectors:
    • One VGA connector
    • Three USB 3.2 Gen 1 (5 Gbps) connectors
    • One XCC system management port (10/100/1000 Mbps RJ-45)
    • Two OCP slots
    • One serial port
Network

Two or four Ethernet connectors on each OCP module (optional)

Rear button

NMI button

RAID adapter
Onboard NVMe ports with software RAID support (Intel VROC NVMe RAID)

  • Intel VROC Standard: requires an activation key and supports RAID levels 0, 1, and 10

  • Intel VROC Premium: requires an activation key and supports RAID levels 0, 1, 5, and 10

  • Intel VROC RAID1 Only: requires an activation key and supports RAID level 1 only

Hardware RAID 0, 1
  • ThinkSystem M.2 RAID B540i-2i SATA/NVMe Adapter
Hardware RAID 0, 1, 10
  • ThinkSystem RAID 540-16i PCIe Gen4 12Gb Adapter
  • ThinkSystem RAID 540-8i PCIe Gen4 12Gb Adapter
Hardware RAID 0, 1, 10, 5
  • ThinkSystem RAID 5350-8i PCIe 12Gb Adapter
Hardware RAID 0, 1, 10, 5, 50, 6, 60
  • ThinkSystem RAID 940-32i 8GB Flash PCIe Gen4 12Gb Adapter
  • ThinkSystem RAID 940-16i 4GB Flash PCIe Gen4 12Gb Adapter
  • ThinkSystem RAID 940-16i 8GB Flash PCIe Gen4 12Gb Adapter
  • ThinkSystem RAID 940-8i 4GB Flash PCIe Gen4 12Gb Adapter
  • ThinkSystem RAID 940-8i 8GB Flash PCIe Gen4 12Gb Adapter
  • ThinkSystem RAID 940-8e 4GB Flash PCIe Gen4 12Gb Adapter
Hardware RAID 0, 1, 10, 5, 50, 6, 60, 1 Triple, 10 Triple
  • ThinkSystem RAID 9350-16i 4GB Flash PCIe 12Gb Adapter
  • ThinkSystem RAID 9350-8i 2GB Flash PCIe 12Gb Adapter

For more information about the RAID/HBA adapters, see Lenovo ThinkSystem RAID Adapter and HBA Reference or Lenovo ThinkSystem M.2 Adapters.

Host bus adapter
  • ThinkSystem 4350-16i SAS/SATA 12Gb HBA
  • ThinkSystem 4350-8i SAS/SATA 12Gb HBA
  • ThinkSystem 440-16i SAS/SATA PCIe Gen4 12Gb HBA
  • ThinkSystem 440-8i SAS/SATA PCIe Gen4 12Gb HBA
  • ThinkSystem 440-8e SAS/SATA PCIe Gen4 12Gb HBA
  • ThinkSystem 440-16e SAS/SATA PCIe Gen4 12Gb HBA

For more information about the RAID/HBA adapters, see Lenovo ThinkSystem RAID Adapter and HBA Reference.

System fan

Six (60 mm x 56 mm) dual-fan single-rotor or dual-fan dual-rotor fan modules

Electrical input
The server supports up to four power supplies with N+N redundancy with oversubscription.
  • Platinum:
    • CFFv4S 1100-watt, input power 115 Vac / 230 Vac / 240 Vdc
    • CFFv4S 1800-watt, input power 230 Vac / 240 Vdc
    • CFFv4L 2400-watt, input power 230 Vac / 240 Vdc
    • CRPS 1300-watt, input power 115 Vac / 230 Vac / 240 Vdc (Chinese Mainland Only)
    • CRPS 2700-watt, input power 230 Vac / 240 Vdc (Chinese Mainland Only)
  • Titanium:
    • CFFv4S 1100-watt, input power 115 Vac / 230 Vac / 240 Vdc
    • CFFv4S 1800-watt, input power 230 Vac / 240 Vdc
    • CFFv4L 2600-watt, input power 230 Vac / 240 Vdc
  • DC:
    • CRPS 1600-watt, input power 336 Vdc (Chinese Mainland Only)
    • CRPS 1600-watt, input power -48 Vdc (Chinese Mainland Only)
CAUTION
  • 240 Vdc input (input range: 180-300 Vdc) is supported in Chinese Mainland ONLY.
  • Power supply with 240 Vdc input cannot support hot plugging power cord function. Before removing the power supply with dc input, please turn off server or disconnect dc power sources at the breaker panel or by turning off the power source. Then, remove the power cord.
Note
The actual power efficiency depends on system configuration.
Minimal configuration for debugging
  • Two processors in processor socket 1 and 2
  • Two DRAM DIMMs in slot 10 and 26
  • Two power supplies
  • One 2.5-inch drive, one M.2 drive, or one 7mm drive (if OS is needed for debugging)
  • Six system fan modules
Operating systems
Supported and certified operating systems:
  • Microsoft Windows Server
  • VMware ESXi
  • Red Hat Enterprise Linux
  • SUSE Linux Enterprise Server
References: