Lenovo ThinkSystem SC750 V4 Neptune®

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Rear view of the Lenovo ThinkSystem SC750 V4 Neptune server displaying the I/O ports, power supplies, and input slots.
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Empowering Exascale to Everyscale™: Your Lenovo Neptune Supercomputer featuring Intel Xeon 6 processor.

Lenovo ThinkSystem SC750 V4 Neptune®

  • Up to 2x Intel® Xeon® 6900-series processors

  • Up to 24x 128GB TruDDR5 DIMMs or 64GB TruDDR5 MRDIMMs

  • Up to 6x E3.S NVMe drives local storage

  • Support for NVIDIA NDR InfiniBand, Cornelis Omnipath 5000 & 400Gb Ethernet

  • DC-SCM with Lenovo XClarity on OpenBMC

  • Featuring Lenovo Neptune® with 100% heat removal through direct water cooling

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Download Product Spec Sheet ( PDF )
Tech Specs
Tech Specs
Form Factor

2 nodes in one vertical 21” compute tray

Chassis

Up to 3 enclosures per rack

Processors

2x Intel® Xeon® 6900-series with P-cores, up to 128 cores

Memory
  • 12 memory channels per CPU

  • Up to 3.0TB using 24x 128GB 6400MHz RDIMMs per node

  • Up to 1.5TB using 24x 64G 8800MHz MRDIMMs per node

I/O Expansion

Up to 2x PCIe Gen5 x16 low-profile adapter slots per node for NVIDIA NDR InfiniBand with support for Shared I/O and SocketDirect

Internal Storage

Up to 6x E3.S SSDs per node; two in place of low-profile adapter each, two on CPU coldplate

RAID Support

OS level RAID or Intel® VROC

Network Interfaces
  • 2 x 25GbE SFP28 LOM (1Gb, 10Gb or 25Gb; supports NC-SI) 

  • 1GbE RJ45 (supports NC-SI)

Power Management
  • Advanced power monitoring, management, and power capping capabilities via Lenovo XClarity Energy Manager (LXEM) or

  • Confluent open-source software, paired with Energy Aware Runtime (EAR) for energy optimization


Systems Management
  • 1x DC-SCM with XClarity Controller (XCC) 3 based on OpenBMC with support for TPM 2.0 for advanced cryptographic functionality. Embedded chip for Root of Trust (RoT) - the server can only be booted with Lenovo trusted firmware

  • 1x System Management Module (SMM) 3 in the enclosure connected directly to server BMCs

  • Orchestration and Management using Lenovo HPC & AI Software stack with Lenovo Intelligent Computing Orchestration (LiCO) webportal and Confluent open-source cluster management software


Front access
  • Network interfaces

  • Power button

  • USB-C® (USB 10Gbps)

  • DisplayPort 

  • External Diagnostics Handset port, (on the DC-SCM) 

  • 2 x USB 3.0 (5 Gbps)

  • VGA 

  • RJ45 (LAN) & Location 

  • Error & RoT LEDs

Rear access
  • Water connection 

  • Power & System Management Module (SMM3) – (accessible from the rear of the enclosure populated by the server tray)

  • 2 x RJ45 (LAN) on SMM for XCC with daisy chain support and an USB-A for SMM FFDC log collection

Power Supply
  • Up to 4x HS 15kW Titanium Power Conversion Stations (PCS) with fully balanced phases N+1 redundancy 

  • Each PCS provides a 32A 380-480V – or two PCS sharing a 63A 380-480V 

  • 3-Phase IEC 60309 3P+N+E IP67 connection to Datacenter power

Cooling Design

Direct water cooling at the heat source with treated clean water supporting inlet temperature from dew point to up to 45°C. Servers connected through blind mate quick disconnect to manifold in enclosure. Each enclosure providing an inlet and an outlet connection with dual-interlock FD83 ball valve.

OS Support
  • Red Hat 

  • SUSE (Supported & Certified) 

  • Ubuntu (Partial Support & Certified) 

  • Rocky Linux (Tested)

Visit  lenovopress.com/osig for more information.

Limited Warranty
  • 3-year customer replaceable unit and onsite limited warranty

  • Next business day 9 to 5

  • Service extensions and upgrades available

Specifications may vary depending upon region / model.
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