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Supermicro SYS-420GP-TNAR+-US | Dual Xeon 4U GPU Server

Supermicro SYS-420GP-TNAR+-US 4U Server X12 CPU
Supermicro SYS-420GP-TNAR+-US 4U Server 8 GPUs
Supermicro SYS-420GP-TNAR+-US Server 4x3000W RPSU
Supermicro SYS-420GP-TNAR+-US 4U Server 12TB RAM
long delivery time


  • High Performance Computing
  • AI/Deep Learning

special highlight

8x HGX A100 GPU SXM4

NVIDIA® NVLink™ with NVSwitch™

on request
Do you need help?
Your contact person:
Paula Lockermann
Paula Lockermann
  • Supermicro
  • 1250619

  • SYS-420GP-TNAR+-US

Configuration not found? Please use our server request form!

Supermicro SYS-420GP-TNAR+-US: High performance and and Maximum Acceleration GPU SuperServer... more

SYS-420GP-TNAR+-US Product Information

Supermicro SYS-420GP-TNAR+-US: High performance and and Maximum Acceleration GPU SuperServer with NVLink up to 32x DIMMs, expandable to 12TB of memory and with 10x PCI-E 4.0 x16 slots


Please note: This barebone is not available individually, but only as a complete system with a minimum configuration. However, the displayed price refers to the barebone without a minimum configuration. Please contact us for an offer of a complete system in your desired configuration.



Supermicro X12DGO-6



Dual Socket P+, 3rd Gen Intel® Xeon® Scalable Processors

Support CPU TDP 270W




6x NVIDIA NVSwitch



32x DIMM slots, up to 12TB RAM DDR4-3200MHz

Support Intel® Optane™ persistent memory 200 series



Flexible Networking option via AIOM

2x 10GbE Base-T via Intel® X550-AT2 (optional)


Expansion Slots:

10x PCI-E 4.0 x16 LP slots



2x M.2 NVMe or 2x M.2 SATA3



6x 2.5" hot-swap NVMe/SATA/SAS drive bays (6x 2.5" NVMe hybrid; 4x 2.5" NVMe dedicated)

Datasheet for Supermicro SYS-420GP-TNAR+-US

CPU Dual Socket P+ (LGA-4189)
3rd Gen Intel® Xeon® Scalable processors
Support CPU TDP 270W
Cores Up to 40C/80T; Up to 60MB Cache
Supported GPU HGX A100 8-GPU 40GB/80GB SXM4 Multi-GPU Board
CPU-GPU Interconnect PCI-E 4.0 x16 CPU-to-GPU Interconnect
GPU-GPU Interconnect NVIDIA® NVLink™ with NVSwitch™ GPU-GPU Interconnect
System Memory
Memory Memory Capacity: 32 DIMM slots
Up to 12TB: 16x 512 GB PMem
Memory Type: 3200/2933/2666MHz ECC DDR4 RDIMM/LRDIMM
Intel® Optane™ persistent memory 200 series
Memory Voltage 1.2V
Error Detection ECC
On-Board Devices
SATA SATA3 (6Gbps); RAID 0/1/5/10 support
Chipset Intel® C621A
Network Connectivity 2x 10GbE BaseT with Intel® X550-AT2 (optional)
IPMI Support for Intelligent Platform Management Interface v.2.0
IPMI 2.0 with virtual media over LAN and KVM-over-LAN support
Input / Output
Video 1 VGA port
System BIOS
Redfish API OOB Management Package (SFT-OOB-LIC)
Redfish API
IPMI 2.0
Intel® Node Manager
KVM with dedicated LAN
Watch Dog
SuperDoctor® 5
Power Configurations ACPI Power Management
Power-on mode for AC power recovery
PC Health Monitoring
CPU 7 +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
Form Factor 4U Rackmount
Model CSE-438G
Dimensions and Weight
Height 6.9" (174mm)
Width 17.6" (446mm)
Depth 35.4" (900mm)
Package 29.5" (H) x 27.4" (W) x 44.9" (D)
Weight Net Weight: 166 lbs (75.3 kg)
Gross Weight: 225 lbs (102.1 kg)
Available Color Black Front & Silver Body
Expansion Slots
PCI-Express Slot 1: PCI-E 4.0 x16 LP
Slot 2: PCI-E 4.0 x16 LP
Slot 3: PCI-E 4.0 x16 LP
Slot 4: PCI-E 4.0 x16 LP
Slot 5: PCI-E 4.0 x16 LP
Slot 6: PCI-E 4.0 x16 LP
Slot 7: PCI-E 4.0 x16 LP
Slot 8: PCI-E 4.0 x16 LP
Slot 9: PCI-E 4.0 x16 LP
Slot 10: PCI-E 4.0 x16 LP
Drive Bays / Storage
Hot-Swap 6x 2.5" hot-swap NVMe/SATA/SAS drive bays (6x 2.5" NVMe hybrid; 4x 2.5" NVMe dedicated)
M.2 2 M.2 NVMe OR 2 M.2 SATA3
System Cooling
Fans 4 heavy duty fans with optimal fan speed control
Power Supply
2x 3000W Redundant Power Supplies, Titanium Level
(W x H x L)
106.5 x 82.4 x 203.5 mm
AC Input 2880W: 200-207Vac / 15.7A-16A / 50-0Hz
3000W: 207.1-240Vac / 14.5A-16A / 50-0Hz
3000W: 240Vdc / 15A Max (CQC only)
Output Type Backplanes (connector)
Certification Titanium Level
Operating Environment
Environmental Spec. 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)
Order Information
Manufacturer SKU SYS-420GP-TNAR+-US
System Building SYS-420GP-TNAR+-US configured by Supermicro as Complete System