Overview

Supermicro AS-8126GS-NB3RT HGX B300 GPU A+ is an 8U rackmount server supporting dual AMD EPYC 9005 or 9004 processors with up to 128 cores, 2.3 TB of DDR5 memory, and eight NVIDIA SXM GPUs for extreme compute performance. It features PCIe 5.0 expansion, E1.S NVMe storage, advanced security and management tools, and high bandwidth networking for demanding AI and data center workloads.

This pre-configured system includes 32 TB of E1.S NVMe storage, providing high-speed, low-latency capacity for data-intensive applications.

Specifications

Model Number: AS-8126GS-NB3RT

Brand: Supermicro

Alt Part Number(s): AS-8126GS-NB3RT

Product Type: Server

Technical Description

Brand: Supermicro

Model: AS-8126GS-NB3RT

CPU: Dual processors; AMD EPYC 9005/9004 Series Processors

Core Count: 128C/256T

Note: Supports up to 500 Watts TDP CPUs

Max GPU Count: 8 onboard GPUs

Supported GPU: NVIDIA SXM: HGX B300 8-GPU (288 GB)

GPU-GPU Interconnect: NVIDIA NVLink with NVSwitch

Memory: Slot Count: 24 DIMM slots; Max Memory (1DPC): Up to 2.3 TB 6400 MT/s ECC DDR5 RDIMM (AMD EPYC 9005 Series Processor); Max Memory (1DPC): Up to 2.3 TB 4800 MT/s ECC DDR5 RDIMM (AMD EPYC 9004 Series Processor)

Memory Voltage: 1.1 Volts

Chipset: System on Chip

Network Connectivity: 8 OSFP 800 GbE; 2 RJ45 10 GbE

USB: 1 USB 3.0 Type-A port (Front); 1 USB 2.0 Type-A port (Front)

Video: 1 VGA port; 1 mini-DP port

BIOS Type: AMI 64 MB UEFI

Software: SuperCloud Composer; Supermicro Server Manager (SSM); Super Diagnostics Offline (SDO); Supermicro Thin-Agent Service (TAS); SuperServer Automation Assistant (SAA)

Power Configurations: Power-on mode for AC power recovery; ACPI Power Management

Hardware Security: Trusted Platform Module (TPM) 2.0; Silicon Root of Trust (RoT) – NIST 800-193 Compliant

Security Features: Cryptographically Signed Firmware; Secure Boot; Secure Firmware Updates; Automatic Firmware Recovery; Supply Chain Security (Remote Attestation); Runtime BMC Protections; System Lockdown

PC Health Monitoring: Monitors CPU cores, chipset voltages, memory; 8+4 phase-switching voltage regulator

Fan Monitoring: Fans with tachometer monitoring; Status monitor for speed control; Pulse Width Modulated fan connectors

Temperature Monitoring: CPU and chassis environment; Thermal control for fan connectors

Form Factor: 8U Rackmount, GPU Server

Available Color: Silver

LED: HDD activity; LAN1 activity; LAN2 activity; Power fail; Power status; System information (overheat/UID)

Buttons: Power On/Off; UID

PCI-Express Configuration: 2 PCIe 5.0 x16 FHHL slots

Drive Bays Configuration: Total 8 bays; 8 front hot-swap E1.S NVMe drive bays

Included Storage: 32 TB E1.S NVMe

M.2: 2 M.2 NVMe slots (M-key)

Fans: Up to 12 heavy duty fans with optimal speed control

Power Supply: 6× 6600 Watts redundant (3+3) Titanium Level power supplies

Dimension: 106.5 × 82.1 × 245.3 millimeters

Input: 5900 Watts: 200–207.9 Vac / 50–60 Hz; 6000 Watts: 208–219.9 Vac / 50–60 Hz; 6300 Watts: 220–229.9 Vac / 50–60 Hz; 6500 Watts: 230–238.9 Vac / 50–60 Hz; 6600 Watts: 239–240 Vac / 50–60 Hz

12V Output: Max 130A / Min 0A (all voltage ranges)

12V Standby: Max 4A / Min 0A

Output Type: Backplanes (gold finger)

Environmental Specifications: Operating Temperature: 10°C to 35°C; Non-operating Temperature: –40°C to 60°C; Operating Relative Humidity: 8% to 90% (non-condensing); Non-operating Relative Humidity: 5% to 95% (non-condensing)

*Product descriptions, images, and part numbers are subject to change and may not accurately reflect manufacturer product alterations. For the latest and most precise information, kindly refer to the manufacturer's website and use the item's manufacturer part number.

NVIDIA HGX B300 server

Supermicro AS-8126GS-NB3RT HGX B300 GPU A+ AMD EPYC 128cores 2.3TB DDR5 M.2 NVMe PCIe 5.0 8U Rackmount Server (Pre-Configured)