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Supermicro ARS-121GL-NB2B-LCC GPU server
Supermicro · GPU SuperServer

ARS-121GL-NB2B-LCC

1U NVIDIA GB200 NVL4 system with quad 800G NVIDIA ConnectX®-8 or custom NICs, and up to 8 E1.S drives.

Sold and configured by Semifly — an authorized Supermicro reseller.
1U
Form factor
4
GPUs
NVIDIA Grace
2× socket
8 bays
Drive bays
Liquid
Cooling
Via busbar
Power

Key Applications

  • AI / Deep Learning Training
  • Large Language Models (LLMs)
  • Generative AI & Inference
  • High-Performance Computing (HPC)

Key Features

  • Supports up to 4 GPUs — NVIDIA Blackwell
  • NVIDIA: B200 GPU on GB200 Grace Blackwell Superchip
  • 2× socket — NVIDIA Dual 72-core CPUs on a Grace™ CPU Superchip
  • Storage: 8 default drive bays
  • Power: Via busbar
  • Direct-to-chip (D2C) liquid cooling

Official Supermicro specifications for the ARS-121GL-NB2B-LCC.

Processor

CPUDual processor(s)
NVIDIA Dual 72-core CPUs on a Grace™ CPU Superchip
NoteSupports up to 300W TDP CPUs (Liquid Cooled)

GPU

Max GPU Count4 onboard GPUs
Supported GPUNVIDIA: B200 GPU on GB200 Grace Blackwell Superchip
CPU-GPU InterconnectNVIDIA NVLink®-C2C
GPU-GPU InterconnectFifth-Generation NVIDIA NVLink™

System Memory

MemoryOnboard Memory
Up to 960GB ECC LPDDR5X

On-Board Devices

Network Connectivity1 RJ45 2.5GbE with Intel® I210-AT (optional)
4 OSFP 800Gb InfiniBand with NVIDIA ConnectX®-8 SuperNIC (optional)
2 QSFP-DD 200Gb InfiniBand with NVIDIA® BlueField®-3 (optional)

Input / Output

LAN1 RJ45 1 GbE Dedicated BMC LAN port (ASPEED AST2600)
USB1 Type-A port (Front)
Video1 Mini-DP port (Front)
TPM1 TPM Onboard TPM & TPM Header

System BIOS

BIOS TypeAMI 64MB SPI Flash EEPROM

Management

SoftwareSuperCloud Composer® (SCC); SuperServer Automation Assistant (SAA)

Chassis

Form Factor1U Rackmount (NVIDIA GB200 NVL4)
ModelCSE-MG104TS-V01DP-NVL4

Dimensions and Weight

Height1.7" (43.6 mm)
Width17.26" (438.4 mm)
Depth30.15" (766 mm)
Package9.05" (H) x 24.8" (W) x 45.27" (D)
WeightGross Weight: 79.36 lbs (36 kg)
Net Weight: 70.5 lbs (32 kg)
Available ColorSilver

Expansion Slots

PCI-Express (PCIe) ConfigurationDefault: 2 PCIe 5.0 x16 (in x16) FHFL slots
Option A: 4 PCIe 5.0 x16 (in x16) FHFL slots

Drive Bays / Storage

Drive Bays ConfigurationDefault: Total 8 bays — 8 front hot-swap E1.S PCIe 5.0 x4 NVMe
Option A: Total 4 bays — 4 front hot-swap E1.S PCIe 5.0 x4 NVMe
M.21 M.2 PCIe 5.0 x4 NVMe slot (M-key 22110 default)

System Cooling

Fans8x 4cm heavy duty fans with optimal fan speed control
Liquid CoolingDirect to Chip (D2C) Cold Plate

Operating Environment

ROHSRoHS Compliant
Environmental Spec.Operating Temperature: 10°C to 35°C (50°F to 95°F)
Non-operating Temperature: -30°C to 60°C (-40°F to 140°F)
Operating Relative Humidity: 8% to 80% (non-condensing)

Official Supermicro firmware, drivers, manuals, and certification resources for the ARS-121GL-NB2B-LCC. Semifly does not host these files — each link opens Supermicro's official page so you always get the latest version.

BIOS Downloads

Latest system BIOS. Flash only if you have a BIOS-related issue.

Supermicro

BMC Firmware Downloads

Latest BMC firmware for out-of-band management.

Supermicro

Drivers & Utilities

Select your OS and device type on Supermicro's download center.

Supermicro

User's Manuals

Official user's manual (HTML / PDF).

Supermicro

Datasheet (PDF)

Official one-page datasheet for the ARS-121GL-NB2B-LCC.

Supermicro

OS Compatibility & Certification

Certified operating systems and compatibility matrix.

Supermicro

Free Remote Testing (JumpStart)

Validate and benchmark your workload on this platform remotely.

Supermicro

Need a specific revision, a quote, or help selecting GPUs, CPUs, drives and networking? Talk to Semifly →

Built to orderWe configure GPUs, CPUs, memory, drives, and networking to your exact AI/HPC workload.
Validated & burn-in testedEvery system is assembled, firmware-matched, and stress-tested before it ships.
Lifecycle supportAuthorized Supermicro reseller — warranty, RMA, and deployment help included.

Configure the ARS-121GL-NB2B-LCC

Tell us your GPU model and count, CPU, memory, drives, and networking targets — we'll return a build-to-order quote, typically within one business day.

Request a Quote →
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Supermicro®, SuperServer®, and related product names and images are trademarks or registered trademarks of Super Micro Computer, Inc. Semifly is an authorized Supermicro reseller. Specifications are provided by the manufacturer and subject to change.