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GC79AB8252

B8252G79AE12HR-2T

  • 2S AMD EPYC Milan-X / Milan / Rome CPU
  • 32 DIMM slots w/ DDR4 3200 memory support
  • 12 NVMe U.2 hot swap, tool less drive bays
  • PCIe 4.0 x16 OCP v3.0 LAN mezzanine slot
  • 2 FH/HL PCIe 4.0 x16 slots
  • 2 NVMe M.2 slots for boot drives
  • (1+1) RPSU
SKU
B8252G79AE12HR-2T*
* PCIe Gen 5 backplane support for NVMe U.2.

Specifications

Air Cooling
Fan
(8) 4cm fans
Storage SATA
Connector
(4) 7-pin SATA for (4) front SATA ports
Controller
Marvell 9235
Speed
6Gb/s
RAID
N/A
Storage NVMe
Connector (M.2)
(2) 22110/2280 (by PCIe Gen 4 interface)
Connector (U.2)
(6) SFF-8654 for (12) NVMe ports
Notification
Certain M.2 SSDs designed after November 2020 are supported only with a specific motherboard revision. Please contact Tyan Technical Support for additional information.
I/O Ports
USB
(1) USB3.1 Gen.1 port (Type-A) / (2) USB3.1 Gen.1 ports (via Cable) / (2) USB3.1 Gen.1 ports (@ rear)
COM
(2) headers (COM1, COM2)
VGA
(1) D-Sub 15-pin port
RJ-45
(2) 10 GbE ports + (1) dedicated GbE for IPMI
System
Motherboard Notification
# The motherboard not sold separately
Form Factor
1U Rackmount
Dimension (D x W x H)
31.1” x 17.26” x 1.69” (790mm x 438.5mm x 43mm)
Chassis Model
GC79A
Motherboard Name
S8252GM2NE-2T #
Gross Weight
26.5 kg (58.5 lbs)
Net weight
15 kg (33.5 lbs)
Processor
Q'ty / Socket Type
(2) AMD Socket SP3
Supported CPU Series
(2) AMD EPYC™ 7002/7003 (with AMD 3D V-Cache™ Technology) Series Processors
Thermal Design Power Wattage
Max up to 240W (cTDP)
Memory
Supported DIMM Qty
(16)+(16) DIMM slots
DIMM Type / Speed
DDR4 ECC RDIMM/RDIMM 3DS/LRDIMM/LRDIMM 3DS 3200
Capacity
Up to 8192GB RDIMM
Memory channel
8 Channels per CPU
Memory voltage
1.2V
Storage
Q'ty / Type
(12) 2.5" hot-swap NVMe HDD/SSDs with (4) 2.5" hot-swap SATA 6Gb/s
Front Drive Bay Interface
(12) NVMe U.2 / (4) SATA 6Gb/s & SAS*
Front Drive Backplane Support
SAS 12Gb/s /SATA 6Gb/s /NVMe
Notification
The SAS/SATA HDD backplane is connected to onboard SATA connection by default. Please contact MiTAC technical support if a discrete SAS HBA/RAID adapter is required.
PCIe Expansion Slots
Pre-installed TYAN Riser Card (PCIe Gen.4)
(1) M8252G79-R16-1F PCIe Gen.4 riser for (1) FH/HL PCIe Gen.4 x 16 / (1) M8252G79-L16-1F PCIe Gen.4 riser for (1) FH/HL PCIe Gen.4 x 16
Others
(1) PCIe Gen 4 x16 OCP 3.0 slot for mezz. w/ pull tab
Physical Dimension Abbreviation
FH/HL (Full-height / Half-length): 4.4" x 6.6" (111.2 x 167.7mm)
PCIe
(2) PCIe Gen 4 x16 slots (FH/HL)
Front Panel
I/O Ports
(1) USB 3.1 Gen.1 port
Buttons
(1) ID / (1) PWR w/ LED
LEDs
(1) ID / (1) PWR
Networking
Q'ty / Port
(2) 10GbE ports + (1) GbE dedicated for IPMI
Controller
Intel X550-AT2
PHY
Realtek RTL8211E
Power Supply
Type
CRPS
Input Range
AC 100-127V/13A / AC 200-240V/7A
Frequency
50/60 Hz
Output Watts
1,000 Watts (100-127V AC input) / 1,200Watts (200-240V AC input)
Efficiency
80 plus Platinum
Redundancy
1+1
Graphic
Connector type
D-Sub 15-pin
Resolution
Up to 1920x1200
Chipset
Aspeed AST2500
System Monitoring
Others
Watchdog timer support
Chipset
Aspeed AST2500
Temperature
Monitors temperature for CPU & memory & system environment
Voltage
Monitors voltage for CPU, memory, chipset & power supply
LED
Over temperature warning indicator / Fan & PSU fail LED indicator
BIOS
Brand / ROM size
AMI / 32MB
Feature
Hardware Monitor / FAN speed control automatic / Boot from USB device/PXE via LAN/Storage / Console Redirection / SMBIOS 3.0/PnP/Wake on LAN / ACPI 6.1 / ACPI sleeping states S0, S5
Server Management
AST2500 iKVM Feature
24-bit high quality video compression / Supports storage over IP and remote platform-flash / USB 2.0 virtual hub
AST2500 IPMI Feature
IPMI 2.0 compliant baseboard management controller (BMC) / 10/100/1000 Mb/s MAC interface
Chipset
Aspeed AST2500
Operating Environment
Operating Temp.
10° C ~ 35° C (50° F~ 95° F)
Non-operating Temp.
- 40° C ~ 70° C (-40° F ~ 158° F)
In/Non-operating Humidity
90%, non-condensing at 35° C
Regulation
FCC (SDoC)
Class A
CE (DoC)
Class A
C-Tick
Yes
CB/LVD
Yes
VCCI
Yes
OS Compatibility
OS supported list
Please refer to our compatibility support lists
RoHS
RoHS 6/6 Compliant
Yes
Package Contains
Barebone
(1) GC79A-B8252 Barebone
Manual
(1) Quick Installation Guide