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ThinkSystem SR950
Lenovo ThinkSystem SR950 Front View Thumbnail
Lenovo ThinkSystem SR950 Left Side View Thumbnail
Lenovo ThinkSystem SR950 Right Side View Thumbnail
Lenovo ThinkSystem SR950 Rear View Thumbnail

Part number:  77XX7HSSR95

Ships in 1-2 weeks.
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ThinkSystem SR950 TOP
  • Overview

    • Modular design
    • Supports Intel® Optane™ DC Persistent Memory
    • Vast memory capacity
    • Superior storage performance & capacity
    • Advanced RAS features
    • Lenovo XClarity Management
  • Tech Specs

    Form Factor/Height Rack/4U
    Processor (max) Up to 8 second-generation Intel® Xeon® Platinum processors, up to 28x cores per processor, up to 205W
    Memory (max) Up to 24TB in 96 slots, using 256GB DIMMs; 2666MHz / 2933MHz TruDDR4, supports Intel® Optane™ DC Persistent Memory
    Expansion Slots
    Up to 14x rear PCIe, (11x x16 +, 3x x8), 2x shared ML2 and PCIe x16) and 1x LOM; plus 2x front dedicated-RAID
    Internal Storage (Total/Hot-swap) Up to 24x 2.5" bays supporting SAS/SATA HDDs/SSDs, including 12x 2.5" NVMe SSDs
    Network Interface Up to 2x (1/2/4-port) 1GbE, 10GbE, 25GbE, or InfiniBand ML2 adapters; plus 1x (2/4-port) 1GbE or 10GbE LOM card
    Power (std/max) Up to 4x shared 1100W, 1600W or 2000W AC 80 PLUS Platinum
    Security and Availability Features Lenovo ThinkShield, TPM 1.2/2.0; PFA; Hot-swap/redundant drives, fans, and PSUs; internal light path diagnostic LEDs; front-access diagnostics via dedicated USB port
    Hot-Swap/Redundant Components Power supplies, fans, SAS/SATA/NVMe storage
    RAID Support Optional HW RAID; M.2 boot support with optional RAID
    Systems Management XClarity Controller embedded management, XClarity Administrator centralized infrastructure delivery, XClarity Integrator plugins, and XClarity Energy Manager centralized server power management
    OSes Supported
    Microsoft Windows Server, SUSE, Red Hat, VMware vSphere. Visit for details.
    Limited Warranty 1- and 3-year customer replaceable unit and onsite service, next business day 9x5; optional service upgrades

    Specifications may vary depending upon region.