Supermicro 420GH-TNGR 4U AI Training Server


Key Features:

  • High Density 4U System supporting 8 Habana Gaudi HL-205 AI Processors (supported via included carrier board HGI-MEZZ)
  • 24 on-board 100GbE RDMA (via 6x QSFP-DDs) for scale-out
  • 1 PCI-E 4.0 x16 FHHL slot + 2 PCI-E 4.0 AIOM (OCP 3.0 superset) slots

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4U AI Training Server with 8 Habana® Gaudi® Deep Learning Processors and dual 3rd Gen Intel® Xeon® Scalable Processors


CPU Quantity 2
CPU Socket Socket P+ (LG-4189)
CPU 3rd Gen Intel® Xeon® Scalable Processors
Cores Up to 40C/80T
GPU Support Up to 8 double-width GPU


Hardware Accelerator

AI Processor  8 Habana training Gaudi HL-205 OAM


Capacity Memory Up to 8TB: 32 256GB DRAM
Memory Type 3200/2933MHz ECC DDR4 RDIMM/LRDIMM
Memory Voltage 1.2V
Memory Slots 32 DIMM slots
Error Detection ECC



Chipset Intel® C621A
Network Connectivity 1 10GbE BaseT
6 400Gb QSFP-DD with ports on AI Processor tray for RDMA
Note: One dedicated IPMI LAN port on AI processor tray, two AIOM slots on CPU tray
IPMI Support for Intelligent Platform Management Interface v.2.0
IPMI 2.0 with virtual media over LAN and KVM-over-LAN support


Expansion Slots

PCI-Express (PCI-E) Slot 1: PCI-E 4.0 x16 FHFL
Slot 2: PCI-E 4.0 x16 AIOM
Slot 3: PCI-E 4.0 x16 AIOM


Drives Bays/Storage

Hot-swap 4 2.5" hot-swap NVMe/SATA/SAS drive bays (4 2.5" NVMe hybrid)
M.2 2 M.2 NVMe or 2 M.2 SATA3



USB 2 USB 3.0 port(s) (2 USB)
Video 1 VGA Port



Fans 5 removable heavy-duty Fan(s)
Fans 5 Removable Heavy-Duty 84x203.5x82.4mm Fan(s)


Power Supply 4 3000W Redundant Power Supplies, Titanium Level
Certification 80 Plus Titanium


Form Factor Rackmount
Rack Height 4U
Height 7.0" (178mm)
Width 17.6" (447mm)
Depth 32" (813mm)
Weight Gross Weight: 137 lbs (62 kg)
Color Silver