Supermicro · Liquid-Cooled Universal GPU Systems
AS-4126GS-NB3RT-LCC
DP AMD 4U Liquid-Cooled System with NVIDIA HGX B300 8-GPU (complete rack and onsite service are required).
4U
Form factor
8
GPUs
AMD EPYC
2× socket
8 bays
Drive bays
Liquid
Cooling
4×6600W
Power
- Supports up to 8 GPUs — NVIDIA Blackwell
- NVIDIA SXM: HGX B300 8-GPU (288GB)
- 2× socket — AMD EPYC™ 9005/9004 Series Processors
- Storage: 8 default drive bays
- Power: 4x 6600W Redundant (2 + 2)
- Direct-to-chip (D2C) liquid cooling
Sold and configured by Glocal Storage — an authorized Supermicro distributor. Specifications are manufacturer data and subject to change.
Specifications
Motherboard
| Model | Super H14DSG-OM |
Processor
| CPU | Dual Socket SP5 AMD EPYC™ 9005/9004 Series Processors |
| Core Count | Up to 192C/384T; Up to 384MB Cache per CPU |
| Note | Supports up to 500W TDP CPUs (liquid cooled) |
GPU
| Max GPU Count | 8 onboard GPUs |
| Supported GPU | NVIDIA SXM: HGX B300 8-GPU (288GB) — 2.3TB HBM3e per system |
| CPU-GPU Interconnect | PCIe 5.0 x16 CPU-to-GPU Interconnect |
| GPU-GPU Interconnect | 5th Generation NVIDIA® NVLink® (1.8TB/s) with NVSwitch™ |
System Memory
| Memory | Slot Count: 24 DIMM slots Max Memory (1DPC): Up to 6TB 6400MT/s ECC DDR5 RDIMM (EPYC™ 9005) Max Memory (1DPC): Up to 6TB 4800MT/s ECC DDR5 RDIMM (EPYC™ 9004) |
Networking
| SuperNIC | 8x NVIDIA ConnectX®-8 SuperNICs, up to 800Gb/s (up to two dual-port NVIDIA BlueField®-3 DPUs) |
| On-Board LAN | 8 OSFP 800GbE; 2 RJ45 10GbE |
Input / Output
| USB | 1 USB 3.0 Type-A (front); 1 USB 2.0 Type-A (front) |
| Video | 1 VGA port; 1 mini-DP port |
| TPM | 1 TPM header |
System BIOS
| BIOS Type | AMI 64MB SPI Flash EEPROM |
Management
| Software | SuperCloud Composer®; Supermicro Server Manager (SSM); Supermicro Update Manager (SUM); SuperDoctor® 5 (SD5); Super Diagnostics Offline (SDO); Thin-Agent Service (TAS); SuperServer Automation Assistant (SAA) |
PC Health Monitoring
| CPU | 8+4 Phase-switching voltage regulator; monitors CPU Cores, Chipset & Memory voltages |
| FAN | Fans with tachometer monitoring; PWM fan connectors with speed control |
| Temperature | Monitoring for CPU and chassis environment; thermal control for fan connectors |
Chassis
| Form Factor | 4U Rackmount |
| Model | CSE-GP405LTS-R000NP |
Dimensions and Weight
| Enclosure | 448 x 174 x 896.8 mm (17.6" x 6.85" x 39.03") |
| Package | 795 x 410 x 1395 mm (31.29" x 16.14" x 54.92") |
| Weight | Gross Weight: 253 lbs (115 kg) Net Weight: 203 lbs (92 kg) |
| Available Color | Silver |
Expansion Slots
| PCI-Express (PCIe) Configuration | Default: 2 PCIe 5.0 x16 FHHL slots |
| M.2 | 2 M.2 NVMe slots (M-key 22110) |
Drive Bays / Storage
| Drive Bays Configuration | Default: Total 8 bays — 8 front hot-swap E1.S PCIe 5.0 x4 NVMe |
| M.2 | 2 M.2 NVMe slots (M-key) |
System Cooling
| Fans | Up to 4x hot-swappable rear 80mm fans with optimal fan speed control |
| Air Shroud | 1 Air Shroud |
| Liquid Cooling | Direct-to-Chip (D2C) Cold Plate |
Operating Environment
| Environmental Spec. | Operating Temperature: 10°C to 35°C (50°F to 95°F) Non-operating Temperature: -40°C to 60°C (-40°F to 140°F) Operating Relative Humidity: 8% to 90% (non-condensing) Non-operating Relative Humidity: 5% to 95% (non-condensing) |
Power Supply
| PSU | 4x 6600W Redundant (2 + 2) Titanium Level (96%) |
Configure the AS-4126GS-NB3RT-LCC
Tell us your CPU, memory, drive and networking targets — we'll return a build-to-order quote, typically within one business day.
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