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SYS-421GE-TNHR2-LCC

SYS-421GE-TNHR2-LCC

Supermicro 4U 8Bays Liquid-Cooled Dual Processor Rackmount GPU Server
Supports up to 385W TDP CPUs (Liquid Cooled)​
Default 4 Fan 8cm Fan(s)
optional Liquid Cooling:
Direct to Chip (D2C) Cold Plate
  • 5th/4th Gen Intel®  Xeon® Scalable processor support
  • 32 DIMM slots Up to 8TB: 32x 256 GB DRAM Memory Type: 5600MTs ECC DDR5
  • 8 PCIe Gen 5.0 X16 LP
  • 2 PCIe Gen 5.0 X16 FHHL Slots, 2 PCIe Gen 5.0 X16 FHHL Slots (optional)
  • Flexible networking options
  • 2 M.2 NVMe for boot drive only
  • Optional: 8x 2.5" Hot-swap  SATA drive bays
  • 8x 2.5" Hot-swap  NVMe drive bays
  • 4 heavy duty fans with optimal fan speed control
  • 4x 5250W(2+2) Redundant Power Supplies, Titanium Level
  • High Performance Computing, AI/Deep Learning Training, Industrial Automation, Retail, Healthcare, Conversational AI, Business Intelligence & Analytics, Drug Discovery, Climate and Weather Modeling, Finance & Economics
 
To maintain quality and integrity, this product is sold only as a completely-assembled system 
System (SKU) SYS-421GE-TNHR2-LCC
Processor Spec 2x Intel® Xeon® EMR 8568Y+ 2P 48C 2.3G 350W
GPU 8x NVIDIA H100 80GB SXM5
Memory 2 TB (32x 64 GB DDR5)
Storage 30.4 TB raw capacity (8x 3.8 TB NVMe SSDs)
Boot Drives 2x 960 GB M.2 SSD
Networking 8x 400G HDR IB CX7 NICs (GPU Fabric)
Networking 2x 200G HDR Ethernet CX6 NICs
 
  SYS-421GE-TNHR2-LCC  (4U LCC w/H200)  
SMC Product ID SMC Mat Descr Qty
SYS-421GE-TNHR2-LCC 4U X13 Liquid cooled HGX H100 8GPU, X13DEG-M, CSE-GP401 1
EWCSC 0% 3 YRS LABOR, 3 YRS PARTS, 1 YR CRS UNDER LIMITED WRNTY 1
P4X-EMR8568Y+-SRN59-XCC 8568Y+ 2P 48C2.3G350W(40/2.2,36/2.3/300)300MS512 1xDS.I.Q.DL 2
MEM-DR564L-SL01-ER56 64GB DDR5-5600 2Rx4 LP (16Gb) ECC RDIMM ,HF, RoHS 32
HDS-MMN-MTFDKBA960TFR1BC Micron 7450 PRO 960GB NVMe PCIe 4.0 M.2 22x80mm 3D TLC, 2
HDS-IUN0-SSDPF2KX038T1 IntelD7-P5520 3.84TB NVMe PCIe4.0 X4 3DTLCU.2 15mm<2DWPD 8
AOC-CX7660030-ST0 NV 900-9X766-003N-ST 1-p IB/ETH NDR200 OSFP Crypto Disable 8
AOC-653106A-HDAT MCX653106A-HDAT, CX-6 VPI,HDR,200GbE,2p,QSFP56,PCIe4x16 2
SKT-1333L-0001-LTS SOCKET E LGA4677, E1A XCC CARRIER, DG 1.0, NO SHIM, BLK HSG 2
AOC-STGS-I2T-O Std LP 2-port 10G RJ45, Intel X550 (Retail Pack) 1
AOM-GP401-PCIE-P NIC IO board for 4U Liquid-Cool GPU System,RoHS 1
AOM-GP401-SW-P NIC adaptor board with Switch for 4U Liquid-Cool GPU Sys 1
CBL-CDAT-0923A-40 I2C, (1x6F to 1x6F)/PH2.0,40CM,24AWG,2A/p,RoHS 1
CBL-MCIO-1419M5FXLC4-E 2 MCIOx8 (STR to STR),LtF,FOLD,19cm,32AWG,RoHS 1
CBL-PWEX-1142-30 MicroHi,(2x4 to 2x4),PH3.0,30CM,8A/pin,18AWG,RoHS 1
GPU-NVHGX-H200-8141-DLC NVIDIA DELTA-NEXT Dense Liquid Cool GPU, 8 H200 141GB 1
MC0037 ASSEMBLY FEE 1
OSNBD3 3 YR ONSITE NBD SERVICE 1
 

Note: Image above may show a varied configuration or optional part. Please refer to parts list for standard parts included.

Configure Options

CPU ▼
Qty / Pick Option Price
Intel® Xeon® Scalable 5th Gen Platinum Processor 8568Y (2.30 Ghz 350W)
MEMORY ▼
Qty / Pick Option Price
Samsung 96GB DDR5 5600MHz ECC RDIMM Memory (Recommend for Xeon 5th Gen CPU)
NETWORK CARD ▼
Qty / Pick Option Price
NVIDIA 900-9X766-003N-SQ0 1-Port ConnectX-7 400G Network Adapter
OPERATING SYSTEM ▼
Qty / Pick Option Price
*Please contact our sales for more operating system options
Debian Linux (No Media) (32-Bit/64-Bit)
Fedora Linux Desktop Edition (No Media) (32-Bit/64-Bit)
Ubuntu Linux LTS Server Edition (No Media) (32-Bit/64-Bit)
CentOS Enterprise Linux (No Media) (32-Bit/64-bit)
Fedora Linux Workstation Edition 64-bit (No Media)
Microsoft Windows Server 2025 Standard 64-bit-1User
GPU/Coprocessor ▼
Qty / Pick Option Price
NVIDIA H200 141GB HBM3e GPU Card
Ethernet Adapter ▼
Qty / Pick Option Price
Mellanox NVIDIA 200GbE MCX653106A-HDAT-SP ConnectX-6 VPI Ethernet Adapter (2x QSFP56)
NVMe M.2 ▼
No options configured for this category.
YMI WARRANTY ▼
Qty / Pick Option Price
3 YR ONSITE NBD SERVICE
NVMe U.2/U.3 ▼
No options configured for this category.

Technical Specifications

Processor
CPU:
Dual Socket E (LGA-4677)
5th Gen Intel® Xeon® / 4th Gen Intel® Xeon® Scalable processors
Supports Intel Xeon CPU Max Series with high bandwidth memory (HBM)​

Core Count:
64C/128T; 320MB Cache per CPU

Note:
Supports up to 385W TDP CPUs (Liquid Cooled)​

GPU
Max GPU Count:
Up to 8 onboard GPUs

Supported GPU:
NVIDIA SXM: HGX H100 8-GPU (80GB), HGX H200 8-GPU (141GB)

CPU-GPU Interconnect:
PCIe 5.0 x16 CPU-to-GPU Interconnect

GPU-GPU Interconnect:
NVIDIA® NVLink® with NVSwitch™

Certification:
Nvidia Certified
Memory
Slot Count: 32 DIMM slots
Max Memory (1DPC): 4TB 5600MT/s ECC DDR5 RDIMM
Max Memory (2DPC): 8TB 4400MT/s ECC DDR5 RDIMM
Chassis
4U Rackmount Chassis
Dimensions
Height:
6.85" (174 mm)
Width:
17.7" (449 mm)
Depth:
33.2" (842 mm)
Drive Bays
Drive Bays Configuration
Default: 
Total 8 bays
8 front hot-swap 2.5" NVMe drive bays
 
M.2:
2 M.2 NVMe slots (M-key)
Expansion Slots
Default
8 PCIe 5.0 x16 LP slots
2 PCIe 5.0 x16 FHHL slots
Option A
8 PCIe 5.0 x16 LP slots
4 PCIe 5.0 x16 FHHL slots
Power Supply
4x 5250W Redundant Titanium (certification pending) Level (96%) power supplies
Dimension (WxHxL):
106.5 x 82.1 x 245.3 mm

AC Input:
5250W: 200-240Vac / 50-60Hz

+12V:
Max: 125A / Min: 0A (200Vac-240Vac)

Output Type:
Backplanes (gold finger)

Certification:
Titanium (certification pending) Level
Onboard Devices
Chipset:
Intel® C741

Network Connectivity:
2 SFP28 25GbE with Broadcom® BCM57414 (optional)
2 RJ45 10GbE with Intel® X710-AT2 (optional)
Front Panel
Buttons:
UID button
Input / Output
Video:
1 VGA port
Cooling
Fans:
4 Fan 8cm Fan(s)

Liquid Cooling:
Direct to Chip (D2C) Cold Plate (optional)
BIOS
BIOS Type:
AMI 32MB SPI Flash EEPROM
Operating Environment
Operating Temperature: 10°C ~ 35°C (50°F ~ 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)
Detailed Specification
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:
Monitors for CPU Cores, Chipset Voltages, Memory
8+4 Phase-switching voltage regulator
FAN:
Fans with tachometer monitoring
Status monitor for speed control
Pulse Width Modulated (PWM) fan connectors
Temperature:
Monitoring for CPU and chassis environment
Thermal Control for fan connectors

Frequently Asked Questions

Yes. Spectrum Servers offers custom configurations for all server products. Use the Configure Options section above to select processors, memory, storage and other components, or request a custom quote.

All products sold by Spectrum Servers include the manufacturer's standard warranty. Extended warranty options are available. Contact our sales team at sales@spectrumservers.com or call +1 (626) 956-0100 for details.

Lead times vary by product and configuration. In-stock items typically ship within 1–3 business days. Custom configured systems may take 5–15 business days. Contact us for specific availability and lead time information.

Yes. Spectrum Servers provides technical support for all products sold. Our engineers are available Monday–Friday 8:30AM–5:30PM PST. Reach us at +1 (800) 526-8650 or email sales@spectrumservers.com.

Yes. Volume discounts are available for orders of 5 or more units. Please request a quote or contact our sales team directly for pricing on larger orders.
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