Supermicro BigTwin SuperServer 221BT-HNTR

Product Overview

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BigTwin is the 5th generation in the Supermicro Twin Family with a multitude of innovations and engineering breakthroughs.


This 2U Rackmount BigTwin design can accommodate the highest 16 DIMMs of DDR5, up to 4TB: 16x 256GB DRAM, and supports the latest 4th Gen Intel® Xeon® Scalable processors.

Key Applications:

  • All-Flash NVMe Hyperconverged Infrastructure
  • Container-as-a-Service; Application Accelerator
  • High-Performance File System
  • Diskless HPC Clusters


Key Features

Socket E (LGA 4677) support 4th Gen Intel® Xeon® Scalable processors Up to 16 DIMMs ECC DDR5 Slots 2 PCIe 5.0 x16 (LP) slot; Tool-less support Network connectivity via AIOM (OCP 3.0 compliant) 6 hot-swap 2.5" drive bays (2x PCIe 5.0 NVMe and 4x PCIe 4.0 NVMe/SATA)


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  • Chipset

    Intel® C741

  • CPU Family

    Intel Xeon Scalable

  • CPU Manufacturer


  • CPU Model

    4th Gen Intel® Xeon® Scalable processors

  • CPU Series

    Intel Xeon Scalable (4th Generation)

  • Drive Bays

    2 x M.2 NVMe
    2x PCI-E 5.0 NVMe
    4x PCI-E 4.0 NVMe/SATA
    6x NVMe/SATA hot-swap 2.5" drive bays

  • Expansion Slots

    2 PCIe 5.0 x16 LP slot(s)

  • Form Factor

    2U Rackmount

  • IPMI

    IPMI 2.0 with virtual media over LAN and KVM-over-LAN support
    Support for Intelligent Platform Management Interface v.2.0

  • Manufacturer


  • Memory (Maximum)

    Up to 4TB: 16x 256GB DRAM

  • Memory Slots

    16 DIMM slots

  • Memory Type

    4800MHz ECC DDR5 RDIMM

  • Network Connectivity

    Via AIOM

  • Power Supply

    3000W 1U Redundant Power Supply

  • System Cooling

    4x 16K RPM Counter Rotating 8cm Fan(s)
    Direct to Chip (D2C) Cold Plate (optional)

  • Video

    1 VGA Port

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