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Supermicro

Supermicro AS-4124GS-TNR 4U barebone server, 32 DDR4 slots, 24 SATA bays, 8 GPU support

SKU CH-46B9-24QQM MPN AS-4124GS-TNR

A 4U rackmount barebone supporting dual EPYC processors, 32 DDR4 slots, 24 SATA bays and up to 8 double-width GPUs

  • Form Factor4U Rackmount
  • CPU TypeAMD EPYC 7002 Series
  • CPU SocketSocket SP3
  • Installed CPUNo CPU Installed
  • Max Processors2
  • CPU FeaturesDual AMD EPYC 7003/7002 Series Processors (The latest AMD EP
  • Supports dual AMD EPYC 7003/7002 processors up to 280W TDP each
  • 32 DDR4 3200 slots deliver up to 8TB ECC memory capacity
  • 24 hot-swap SATA 600 bays provide high-density local storage
  • 8 double-width GPU slots with PCI-E 4.0 x16 direct connect for AI workloads
  • 10 PCI-E 4.0 x16 slots available when NVMe devices are not installed

4U GPU server for AI and HPC

This Supermicro barebones system fits dual AMD EPYC 7002 or 7003 series processors in SP3 sockets with up to 280W TDP each. Thirty-two DDR4 3200 ECC slots support up to 8TB of memory. The chassis provides 24 hot-swap SATA 600 bays and eight double-width PCIe 3.0 or 4.0 x16 slots for full-height full-length GPUs such as NVIDIA A100, V100, A40, T4, Quadro RTX or AMD Instinct cards.

Suited for dense GPU workloads.

Organisations running AI training, deep learning, high-performance computing, cloud gaming or molecular dynamics simulations can install up to eight GPUs with direct CPU-to-GPU PCIe connectivity. The platform requires two EPYC processors; single-socket operation is not supported. Buyers needing NVMe storage should note that populating NVMe devices reduces the available PCIe 4.0 x16 slots from ten to nine.

Eight double-width GPU slots decide the build

The defining specification is the eight full-height full-length PCIe 3.0 or 4.0 x16 slots that accept double-width accelerators. This density determines whether the chassis matches the GPU count required for the target workload. No CPU, memory or storage is included, so the buyer must supply compatible EPYC processors, DDR4 3200 ECC modules and SATA drives.

Highlights

  • Supports dual AMD EPYC 7003/7002 processors up to 280W TDP each
  • 32 DDR4 3200 slots deliver up to 8TB ECC memory capacity
  • 24 hot-swap SATA 600 bays provide high-density local storage
  • 8 double-width GPU slots with PCI-E 4.0 x16 direct connect for AI workloads
  • 10 PCI-E 4.0 x16 slots available when NVMe devices are not installed

Specifications

BrandSUPERMICRO
ModelAS-4124GS-TNR
Form Factor4U Rackmount
CPU TypeAMD EPYC 7002 Series
CPU SocketSocket SP3
Installed CPUNo CPU Installed
Max Processors2
CPU FeaturesDual AMD EPYC 7003/7002 Series Processors
(The latest AMD EPYC 7003 Series Processor with AMD 3D V-Cache Technology requires BIOS version 2.3 or newer)*
Supports CPU TDP up to 280W**
* Supports 2 CPUs only - single socket not supported
** Certain CPUs with high TDP may be supported only under specific conditions. Please contact Supermicro Technical Support for additional information about specialized system optimization
Memory Slots32 x 288Pin
Installed Memory SizeNo Memory Installed
Max Memory Supported8TB
Memory Type SupportedDDR4 3200
ECC SupportedYes
Installed HDDNo Storage Installed
Serial ATA24 x SATA 600
GPU/VPUSupported GPUs
8 Double-Width/Single-Width PCI-E 3.0/4.0 x16 Card (Full Height Full Length)
NVIDIA A100, V100, A40, T4, Quadro RTX, AMD Instinct
Supports both active and passive cooled GPUs
CPU-GPU Interconnect: PCI-E Gen 4 x16 Direct Connect CPU-GPU Dual-Root
GPU-GPU Interconnect: NVIDIA NVLink Bridge (Optional), AMD Infinity Fabric (optional)
PCI Express9 PCI-E 4.0 x16 (FHFL) slots
or 10 PCI-E 4.0 x16 (FHFL) slots without NVMe devices
Max. LAN Speed10 Gigabit
Hot-Swap Bays24
COM1 x COM port (header)
VGA1 x VGA Connector
Rear USB2 x USB 3.0 ports (rear)
RJ452 x RJ45 GbE LAN ports (rear)
1 x RJ45 Dedicated IPMI LAN port
TemperatureOperating Temperature: 10°C ~ 35°C (50°F ~ 95°F)
Non-operating Temperature: -40°C to 60°C (-40°F to 140°F)
HumidityOperating Relative Humidity: 8% to 90% (non-condensing)
Non-operating Relative Humidity: 5% to 95% (non-condensing)
Dimensions7.00" x 17.20" x 29.00"
Weight65.50 lbs.
Shipping weight45.36 kg
Package size1067 × 711 × 356 mm

Questions about this item

How can I verify the AS-4124GS-TNR is working correctly after installing the EPYC CPUs and DDR4 memory?

Power on the 4U server and watch the POST screen for dual Socket SP3 recognition, 32 DDR4 3200 slots populated, and 24 SATA 600 bays detected before loading your OS.

What components come with the barebone system and what must I purchase separately for a functional build?

The chassis, motherboard, and cooling for up to 8 double-width GPUs are included; you must add two EPYC 7002 or 7003 CPUs, DDR4 ECC modules up to 8 TB, and 2.5-inch SATA drives for the 24 hot-swap bays.

Which GPU configuration should I choose for the 9 or 10 PCI-E 4.0 x16 slots when planning 8 double-width cards?

Use the 9-slot layout when NVMe devices are present; switch to the 10-slot layout only if no NVMe drives are installed, ensuring all 8 GPUs run at x16.

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