Supermicro SYS-681E-TR 6U MP Server
6U 8-socket system with 128 DIMMs, 24 NVMe/SAS/SATA drive bays, and 24 PCIe slots
Description
Product overview
6U 8-socket system with 128 DIMMs, 24 NVMe/SAS/SATA drive bays, and 24 PCIe slots
Key capabilities
- Form Factor: 6U Rackmount Enclosure: 449 x 265 x 841mm (17.68" x 10.4" x 33.1") Package: 720 x 922 x 1080mm (28.34" x 36.3" x 42.5")
- Processor: 8 Socket E (LGA-4677) 4th Gen Intel® Xeon® Scalable processors Up to 60C/120T; Up to 112.5MB Cache per CPU GPU Up to 12 double-width GPUs
- System Memory: Slot Count: 128 DIMM slots Max Memory (1DPC): Up to 16TB 4800MT/s ECC DDR5 RDIMM Max Memory (2DPC): Up to 32TB 4400MT/s ECC DDR5 RDIMM
- Drive Bays Configuration: Default: Total 8 bays 8 front hot-swap 2.5" SATA drive bays Option A: Total 24 bays 24 front hot-swap 2.5" NVMe*/SAS*/SATA* drive bays (*NVMe/SAS/SATA support may require additional storage controller and/or cables, please see the optional parts list for details) M.2: 2 M.2 PCIe 3.0 x4 NVMe/SATA slots (M-key 2280/22110)
- Expansion Slots: PCI-Express (PCIe) Configuration: Default 12 PCIe 5.0 x16 FHFL slots 2 PCIe 5.0 x16 LP slots Option A* 12 PCIe 5.0 x16 FHFL slots M.2: 2 M.2 NVMe/SATA slots (M-key 2280/22110)
Technical specifications
| Form Factor | 6U Rackmount Enclosure: 449 x 265 x 841mm (17.68" x 10.4" x 33.1") Package: 720 x 922 x 1080mm (28.34" x 36.3" x 42.5") |
|---|---|
| Processor | 8 Socket E (LGA-4677) 4th Gen Intel® Xeon® Scalable processors Up to 60C/120T; Up to 112.5MB Cache per CPU GPU Up to 12 double-width GPUs |
| System Memory | Slot Count: 128 DIMM slots Max Memory (1DPC): Up to 16TB 4800MT/s ECC DDR5 RDIMM Max Memory (2DPC): Up to 32TB 4400MT/s ECC DDR5 RDIMM |
| Drive Bays Configuration | Default: Total 8 bays 8 front hot-swap 2.5" SATA drive bays Option A: Total 24 bays 24 front hot-swap 2.5" NVMe*/SAS*/SATA* drive bays (*NVMe/SAS/SATA support may require additional storage controller and/or cables, please see the optional parts list for details) M.2: 2 M.2 PCIe 3.0 x4 NVMe/SATA slots (M-key 2280/22110) |
| Expansion Slots | PCI-Express (PCIe) Configuration: Default 12 PCIe 5.0 x16 FHFL slots 2 PCIe 5.0 x16 LP slots Option A* 12 PCIe 5.0 x16 FHFL slots M.2: 2 M.2 NVMe/SATA slots (M-key 2280/22110) |
| On-Board Devices | 1 RJ45 1GBASE-T |
| Input / Output | LAN: 1 RJ45 1 GbE Dedicated BMC LAN port 1 RJ45 1 GbE LAN port USB: 2 USB 3.0 ports (rear) 2 ports (front) Video: 1 VGA port (Front) 1 DisplayPort port (Rear) |
| System Cooling | Fans: Up to 10 Heavy duty counter-rotating 8cm Fan(s) Air Shroud: 1 Air Shroud |
| Power Supply | 4x 2600W Redundant (2 + 2) Titanium Level (96%) power supplies |
| System BIOS | BIOS Type: AMI 32MB SPI Flash EEPROM |
| Management | SuperCloud Composer® (SCC); 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! PC Health Monitoring CPU: 4+1 Phase-switching voltage regulator Monitors for CPU Cores, Chipset Voltages, Memory Fan: Fans with tachometer monitoring Pulse Width Modulated (PWM) fan connectors Status monitor for speed control Temperature: Monitoring for CPU and chassis environment Thermal Control for fan connectors |
| Dimensions and Weight | Weight: Gross Weight: 242.5 lbs (110 kg) Net Weight: 176.37 lbs (80 kg) Available Color: Black |
| Operating Environment | RoHS Compliant 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) |
| Motherboard | Super X13OEI-CPU |
| Chassis | CSE-618TS-R5K26P |
Configuration note
Processor, memory, storage, networking, accelerator, power, cooling and regional order codes may vary by configuration. GPULoom confirms the exact bill of materials and compatibility for each inquiry.




