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Technical specifications

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

Processor
  • Supports two 4th Gen AMD® EPYCTM processors per node.

  • Supports processors with up to 96 cores, and configured TDP ratings up to 400W.

  • Up to 4 XGMI links at up to 32 GT/s

  • SP5 socket (LGA 6096)

Note
  1. Use the Setup Utility to determine the type and speed of the processors in the node.
  2. For a list of supported processors, see Lenovo ServerProven website.
Memory
  • Slots:
    • 24 DIMM slots per node, 12 DIMMs per processor.

  • Type:
    • Lenovo DDR5 at up to 4800 MT/s

  • Protection:
    • ECC

  • Supports (depending on the model):
    • 16 GB, 32 GB, 64 GB, and 128 GB ECC RDIMM

    Note
    128 GB RDIMM is supported with thermal limitation.
  • Minimum:
    • 256 GB per node with sixteen 16 GB RDIMMs per node. (8 DIMMs per processor)

  • Maximum:

    • Up to 3 TB memory with twenty-four 128 GB RDIMMs per node. (12 DIMMs per processor)

Important
  • The tray supports independent mode with the following configurations:

    • 8 DIMMs per processor, total of 16 DIMMs per node

    • 12 DIMMs per processor, total of 24 DIMMs per node

  • Mixing DIMM speed is not supported.

Storage expansion
  • Supports up to four 7 mm simple-swap SATA / NVMe solid-state drives (SSD) per node.

  • Supports up to two 15 mm simple-swap SATA / NVMe solid-state drive (SSD) per node.

  • Supports up to one 42 mm / 80 mm / 110 mm M.2 drive per node. (Requires the M.2 interposer assembly)

Expansion slots
  • Two PCIe 5.0 x16 PCIe slots on the front per node, supports one of the following:
    • Supports up to two 75W Half-Height Half-Length PCIe 5.0 x16 PCIe adapters with riser card. (Mutually exclusive with internal storage drives)

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 operator panel

  • KVM breakout cable connector.

    The KVM breakout cable includes VGA connector, serial port connector, and USB 3.0 (5 Gbps) / 2.0 connector. XCC mobile management is supported by USB connector on the KVM breakout cable.

  • External LCD diagnostics handset connector

  • One Gigabit RJ45 Ethernet port, shared between operating system and Lenovo XClarity Controller.

  • Two 25Gb SFP28 ports. Port 1 is shared between operating system and Lenovo XClarity Controller.

Note

Lenovo XClarity Controller connection is mutually exclusive between RJ45 Ethernet connector and 25Gb SFP28 Port 1.

  • Video controller (integrated into Lenovo XClarity Controller)
    • ASPEED
    • SVGA compatible video controller
    • Avocent Digital Video Compression
    • Video memory is not expandable
    Note
    Maximum video resolution is 1920 x 1200 at 60 Hz.
  • Hot-swappable System Management Module 2 (SMM2)

    Note
    See SMM2 User Guide for more details about System Management Module.
Network
Compute node
  • One Gigabit Ethernet port with RJ45 connector, shared between operating system and Lenovo XClarity Controller.

  • Two 25Gb SFP28 ports. Port 1 is shared between operating system and Lenovo XClarity Controller.

Lenovo XClarity Controller connection is mutually exclusive between RJ45 Ethernet connector and 25Gb SFP28 Port 1.

Electrical input
SD665 V3 tray installed in DW612S enclosure
  • Supports six or nine hot-swap 2400W or 2600W power supplies.
    • Sine-wave input (50-60 Hz) required

    • Input voltage:

      • 200-208 Vac, 240 Vdc for 2400W power supplies

      • 220-240 Vac, 240 Vdc for 2600W power supplies

      Note

      Mixing PSUs manufactured by different vendors is not supported.

    • Six power supplies: 5+1 with oversubscription, or Non-redundancy

    • Nine power supplies: 8+1 without oversubscription

  • Supports two or three hot-swap DWC 7200W power supplies.

    • Input voltage:

      • 200-208 Vac (work as 6900W)

      • 220-240 Vac, 240 Vdc (work as 7200W)

    • Two DWC PSUs: work as 5+1 with oversubscription

    • Three DWC PSUs: work as 8+1 without oversubscription

CAUTION
Power supplies and redundant power supplies in the enclosure must be with the same brand, power rating, wattage or efficiency level.
Note
Refer to SMM2 web interface for more details of solution power status.
Minimal configuration for debugging

SD665 V3 tray installed in DW612S enclosure

  • One DW612S Enclosure

  • One SD665 V3 tray (with two compute nodes)

  • Two processors per node

  • 2 DIMMs per node in slot 6 and slot 19. (one DIMM per processor)

  • Two CFF v4 power supplies (2400W or above) or one DWC PSU

  • One drive (any type) (If OS is needed for debugging)

Operating systems
Supported and certified operating systems:
  • Red Hat Enterprise Linux

  • SUSE Linux Enterprise Server

References: