AS-8125GS-TNMR2
8U 8-GPU Server with AMD Instinct MI300X Accelerators
- 8x NIC for GPU direct RDMA (1:1 GPU Ratio)
- High density 8U system with AMD Instinct MI300X 8-GPU
- Supports up to 24 DIMMs Slots; 6000 MT/s 6TB DDR5 memory
- 8x PCIe 5.0 x16 LP + up to 4 PCIe 5.0 X16 FHFL slots
- Flexible networking options
- Total of 2 Hot-swap 2.5" SATA drive bays
- Single M.2 NVMe for boot drive only
- Up to 16 hot-swap 2.5" NVMe drive bays (12 default + 4 optional)
- 10 heavy duty fans with optimal fan speed control
- Total of 6x (3+3) 3000W Redundant Titanium Level Power Supplies
Key Applications
- High Performance Computing
- AI/Deep Learning Training
- Industrial Automation, Retail
- Climate and Weather Modeling
Datasheet




| Product SKUs | A+ Server AS -8125GS-TNMR2 |
| Motherboard | Super H13DSG-OM |
| Processor | |
| CPU | Dual processor(s) AMD EPYC™ 9004/9005 Series Processors (* AMD EPYC™ 9005 Series drop-in support requires board revision 2.x) |
| Note | Supports up to 400W TDP CPUs |
| GPU | |
| Max GPU Count | 8 onboard GPUs |
| Supported GPU | AMD: Instinct™ MI300X Accelerators |
| CPU-GPU Interconnect | PCIe 5.0 x16 CPU-to-GPU Interconnect |
| GPU-GPU Interconnect | AMD Infinity Fabric™ Link |
| System Memory | |
| Memory | Slot Count: 24 DIMM slots Max Memory (1DPC): Up to 6TB 4800MT/s ECC DDR5 RDIMM (AMD EPYC™ 9004 Series Processor) Max Memory (1DPC): Up to 6TB 6000MT/s ECC DDR5 RDIMM (AMD EPYC™ 9005 Series Processor) |
| Memory Voltage | 1.1V |
| On-Board Devices | |
| Chipset | AMD SP5 |
| Input / Output | |
| Video | 1 VGA port |
| System BIOS | |
| BIOS Type | AMI 32MB SPI Flash EEPROM |
| Management | |
| Software | SuperCloud Composer® Supermicro Server Manager (SSM) Supermicro Update Manager (SUM) Supermicro SuperDoctor® 5 (SD5) Super Diagnostics Offline (SDO) Supermicro Thin-Agent Service (TAS) SuperServer Automation Assistant (SAA) New! |
| Power configurations | Power-on mode for AC power recovery ACPI Power Management |
| Security | |
| Hardware | Trusted Platform Module (TPM) 2.0 Silicon Root of Trust (RoT) – NIST 800-193 Compliant |
| 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 | |
| CPU | 7 +1 Phase-switching voltage regulator Monitors for CPU Cores, Chipset Voltages, Memory |
| FAN | Fans with tachometer monitoring Status monitor for speed control |
| Temperature | Monitoring for CPU and chassis environment Thermal Control for fan connectors |
| Chassis | |
| Form Factor | 8U Rackmount |
| Model | CSE-GP801TS |
| Dimensions and Weight | |
| Height | 14" (355.6 mm) |
| Width | 17.2" (437 mm) |
| Depth | 33.2" (843.28 mm) |
| Package | 29.5" (H) x 27.5" (W) x 51.2" (D) |
| Weight | Gross Weight: 225 lbs (102.1 kg) Net Weight: 166 lbs (75.3 kg) |
| Available Color | Black front & silver body |
| Front Panel | |
| Buttons | Power On/Off button System Reset button |
| LED | Hard drive activity LED Network activity LEDs Power status LED System Overheat & Power Fail LED |
| Expansion Slots | |
| PCI-Express (PCIe) Configuration | Default 8 PCIe 5.0 x16 LP slots 2 PCIe 5.0 x16 FHFL slots Option A 8 PCIe 5.0 x16 LP slots 4 PCIe 5.0 x16 FHFL slots |
| Drive Bays / Storage | |
| Drive Bays Configuration | Default: Total 18 bays 12 front hot-swap 2.5" NVMe drive bays 2 front hot-swap 2.5" SATA drive bays 4 front hot-swap 2.5" NVMe* drive bays |
| M.2 | 2 M.2 NVMe slots (M-key) |
| System Cooling | |
| Fans | N/A |
| Power Supply | |
| 6x 3000W | 6x 3000W Redundant (3 + 3) Titanium Level (96%) power supplies |
| Dimension (WxHxL) | 106.5 x 82.1 x 245.5 mm |
| Input | 2880W: 200-207Vac / 50-60Hz 3000W: 207-240Vac / 50-60Hz 3000W: 0240Vdc / 50-60Hz (for CQC only) |
| +12V | Max: 91.66A / Min: 0A (200Vac-240Vac) |
| 12V SB | Max: 3A / Min: 0A |
| Output Type | Backplanes (gold finger) |
| 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) |
Streamline deployment at scale for the largest AI and Large Language Models
Built on Supermicro’s proven AI building-block system architecture, the new 8U 8-GPU system with AMD Instinct MI300X accelerators streamline deployment at scale for the largest AI models and reduce lead time. The 8U 8-GPU air-cooled solution is feature maximized and power optimized supporting dedicated I/O and dedicated storage per GPU, full performance GPUs, CPUs, and memory, and high-speed networking for large scale cluster deployments. These powerful GPUs enhance operations per-second and performance-per watt at rack scale.

8U 8-GPU System AS-8125GS-TNMR2
Proven 8U high-performance fabric 8-GPU system design with AMD Instinct™ MI300X accelerators
Key Features
- Industry standard OCP Accelerator Module (OAM) with eight accelerators interconnected on an AMD Universal Base Board (UBB 2.0)
- Industry-leading 1.5TB HBM3 GPU memory in a single server node, over 6TB HBM3 GPU memory in an air-cooled rack
- 1:1 400G networking dedicated for each GPU designed for large scale AI and supercomputing clusters
- 2-socket design supporting 4th Gen AMD EPYC™ Processors
- Up to 24 DIMMs for up to 6 TB of DDR5-4800 memory
- Flexible PCIe 5.0 options for I/O and networking
Optimized Solutions for AI and HPC
Supermicro Systems with AMD Instinct™ MI300 Series Accelerator
Product Features

Resources:
A+ Server Solutions
Up to 128 cores/256 threads per socket, max 400W TDP per socket with AMD EPYC 9004 series processors
H13 8U 8-GPU System Powered by AMD Instinct™ MI300X Accelerators
Streamline deployment at scale for the largest AI and LLM




