Supermicro SuperServer SYS-221BT-DNTR

Supermicro BigTwin® SuperServer SYS-221BT-DNTR

Key Applications

• High-Performance File Systems

• Diskless HPC Clusters

• Scale-Out All-Flash NVMe Storage

• Big Data Analytics & AI

System Architecture Overview

Feature	Specification
Form Factor	2U Rackmount (Chassis: CSE-217BD2-R2K22P)
Node Count	2 Hot-pluggable Systems (Nodes) in a 2U Enclosure
Motherboard (per Node)	Super X13DET-B

Per-Node Specifications

Processor (CPU)

• Sockets: Dual Socket E (LGA-4677) per node

• Supported Processors: 5th Gen Intel® Xeon® & 4th Gen Intel® Xeon® Scalable Processors

• Special Support: Intel® Xeon® CPU Max Series with High Bandwidth Memory (HBM)

• Core Count & Cache: Up to 64 Cores / 128 Threads; Up to 320MB Cache per CPU

• Thermal Design Power (TDP): Supports up to 350W TDP CPUs (Air Cooled / Liquid Cooled)

System Memory

• DIMM Slot Count: 16 DIMM slots per node

• Max Capacity: Up to 4TB DDR5 ECC RDIMM (1DPC)

• Speed: Up to 5600 MT/s

• Voltage: 1.1V

Expansion & Drive Bays

• Front Drive Bays: 12x Hot-swap 2.5″ Drive Bays per node

  • 2x PCIe 5.0 NVMe/SATA drive bays

  • 10x PCIe 4.0 NVMe/SATA drive bays

• M.2 Expansion: 2x M.2 PCIe 4.0 x4 NVMe slots (M-Key 22110)

• PCIe Expansion Slots (Default Configuration):

  • 2x PCIe 5.0 x8 Low-Profile (LP) slots

  • 1x PCIe 5.0 x16 Low-Profile (LP) slot

  • 1x PCIe 5.0 x16 AIOM slot (OCP 3.0 compliant)

• GPU Support: Up to 1 double-width or 1 single-width GPU

Networking & Input / Output (I/O)

• Network Connectivity: Flexible AIOM networking options (OCP 3.0 compliant)

• IPMI Management: 1x Dedicated RJ45 1 GbE BMC LAN port

• USB: 2x USB 3.0 Gen2 Type-A ports (Rear)

• Video Output: 1x VGA port

Shared Enclosure & Physical Specs

Component	Description
Power Supply	2x 2200W Redundant (1+1) Titanium Level (96%+ Efficiency) Power Supplies
Cooling System	4x 16.5K RPM Heavy-Duty 8cm Fans (Shared Cooling Design) Optional: Direct-to-Chip (D2C) Liquid Cooling
Dimensions (W x H x D)	17.68″ (449 mm) x 3.47″ (88 mm) x 28.75″ (730 mm)
Gross Weight	80.7 lbs (36.6 kg)
Net Weight	55.1 lbs (25 kg)