R281-2O0 (rev. 400)

2U
438 x 87.5 x 730

MR91-FS0

2nd Generation Intel^® Xeon^® Scalable and Intel^® Xeon^® Scalable Processors
Intel® Xeon® Platinum Processor, Intel® Xeon® Gold Processor, Intel® Xeon® Silver Processor and Intel® Xeon® Bronze Processor
CPU TDP up to 205W
NOTE: If only 1 CPU is installed, some PCIe or memory functions might be unavailable

2 x LGA 3647
Socket P

Intel^® C621 Express Chipset

24 x DIMM slots
DDR4 memory supported only
6-channel memory architecture
RDIMM modules up to 64GB supported
LRDIMM modules up to 128GB supported
Supports Intel^® Optane™ DC Persistent Memory (DCPMM)
1.2V modules: 2933/2666/2400/2133 MHz

Maximum verified DCPMM configuration:

* Ambient temperature 35°C
* 2nd Generation Intel® Xeon® Scalable processor 205W (Max.)
* DCPMM 256GB x12 pcs

DCPMM installation locations:
DIMM_P0_( A1, B1, C1)
DIMM_P0_( D1, E1, F1)
DIMM_P1_( G1, H1, I1)
DIMM_P1_( J1, K1, L1)

NOTE:
1. 2933MHz for 2nd Generation Intel^® Xeon^® Scalable Processors only
2. Intel^® Optane™ DC Persistent Memory for 2nd Generation Intel^® Xeon^® Scalable Processors only
3. The maximum number of DCPMM that can be installed is based on a maximum operating (ambient) temperature of 35°C
4. To enquire about installing a greater number of DCPMM, please consult with your GIGABYTE technical or sales representative

2 x 1Gb/s LAN ports (Intel^® I350-AM2)
1 x 10/100/1000 management LAN

Integrated in Aspeed^® AST2500
2D Video Graphic Adapter with PCIe bus interface
1920x1200@60Hz 32bpp, DDR4 SDRAM

-

Front side: 24 x 2.5" SATA/SAS hot-swappable HDD/SSD bays via SAS expander
Rear side: 2 x 2.5" SATA/SAS hot-swappable HDD/SSD bays via SAS expander
LSI SAS35x36 expander
Bandwidth: SATAIII 6Gb/s or SAS 12Gb/s per port
Default configuration supports:
0 x SAS/SATA drives
SAS card is required to enable the drive bays

2 x 7-pin SATA III 6Gb/s with SATA DOM supported
By using pin_8 or external cable for power function

Supported via add-on SAS Card

Depends on RAID card

-

Riser Card CRS2131:
- 1 x PCIe x16 slot (Gen3 x16 or x8), Full height half-length
- 1 x PCIe x8 slots (Gen3 x0 or x8), Full height half-length
- 1 x PCIe x8 slots (Gen3 x8), Full height half-length

Riser Card CRS2132:
- 1 x PCIe x16 slot (Gen3 x16 or x8), Full height half-length
- 1 x PCIe x8 slots (Gen3 x0 or x8), Full height half-length
- 1 x PCIe x8 slots (Gen3 x8), Full height half-length

Riser Card CRS2124:
- 1 x PCIe x8 slots (Gen3 x0 or x8), Low profile half-length
- 1 x PCIe x16 slot (Gen3 x16 or x8), Low profile half-length

2 x OCP mezzanine slots
- PCIe Gen3 x16
- Type1, P1, P2, P3, P4, K2, K3

2 x Power supply connectors
4 x SlimSAS connectors
2 x SATA 7-pin connectors
2 x CPU fan headers
1 x USB 3.0 header
1 x TPM header
1 x VROC connector
1 x Front panel header
1 x HDD back plane board header
1 x IPMB connector
1 x Clear CMOS jumper
1 x BIOS recovery jumper

2 x USB 3.0
1 x Power button with LED
1 x ID button with LED
1 x Reset button
1 x NMI button
1 x System status LED
1 x HDD activity LED
2 x LAN activity LEDs

2 x USB 3.0
1 x VGA
1 x COM (RJ45 type)
2 x RJ45
1 x MLAN
1 x ID button with LED

Front side_CBP20O2: 24 x SATA/SAS ports
Rear side_CBP2020: 2 x SATA/SAS ports
Bandwidth: SATAIII 6Gb/s or SAS 12Gb/s per port

1 x TPM header with LPC interface
Optional TPM2.0 kit: CTM000

2 x 1200W redundant PSUs
80 PLUS Platinum

AC Input:
- 100-240V~/ 12-7A, 50-60Hz
DC Input:
- 240Vdc/ 6A

DC Output:
- Max 1000W/ 100-240V~
+12V/ 80.5A
+12Vsb/ 3A
- Max 1200W/ 200-240V~ or 240Vdc input
+12V/ 97A
+12Vsb/ 3A

Aspeed^® AST2500 management controller
Avocent^® MergePoint IPMI 2.0 web interface:

• Network settings
• Network security settings
• Hardware information
• Users control
• Services settings
• IPMI settings
• Sessions control
• LDAP settings
• Power control
• Fan profiles
• Voltages, fans and temperatures monitoring
• System event log
• Events management (platform events, trap settings, email settings)
• Serial Over LAN
• vKVM & vMedia (HTML5)

For Skylake processors:

Windows Server 2012 R2 with Update
Windows Server 2016
Windows Server 2019

Red Hat Enterprise Linux 6.9 (x64) or later
Red Hat Enterprise Linux 7.3 (x64) or later
Red Hat Enterprise Linux 8.0 (x64) or later

SUSE Linux Enterprise Server 11.4 (x64) or later
SUSE Linux Enterprise Server 12.2 (x64) or later
SUSE Linux Enterprise Server 15 (x64) or later

Ubuntu 16.04.1 LTS (x64) or later
Ubuntu 18.04 LTS (x64) or later
Ubuntu 20.04 LTS (x64) or later

VMware ESXi 6.0 Update3 or later
VMware ESXi 6.5 or later
VMware ESXi 6.7 or later
VMware ESXi 7.0 or later

Citrix Xenserver 7.1.0 CU2 or later
Citrix Xenserver 7.4.0 or later
Citrix Hypervisor 8.0.0 or later

For Cascade Lake processors:

Windows Server 2012 R2 with Update
Windows Server 2016
Windows Server 2019

Red Hat Enterprise Linux 7.6 (x64) or later
Red Hat Enterprise Linux 8.0 (x64) or later

SUSE Linux Enterprise Server 12.3 (x64) or later
SUSE Linux Enterprise Server 15 (x64) or later

Ubuntu 18.04 LTS (x64) or later
Ubuntu 20.04 LTS (x64) or later

VMware ESXi 6.0 Update3 or later
VMware ESXi 6.5 Update2 or later
VMware ESXi 6.7 Update1 or later
VMware ESXi 7.0 or later

Citrix Xenserver 7.1.0 CU2 or later
Citrix Xenserver 7.5.0 or later
Citrix Hypervisor 8.0.0 or later

28 kg

4 x 80x80x38mm (14'900rpm)

Operating temperature: 10°C to 35°C
Operating humidity: 8-80% (non-condensing)
Non-operating temperature: -40°C to 60°C
Non-operating humidity: 20%-95% (non-condensing)

982 x 588 x 268 mm

1 x R281-2O0
2 x CPU heatsinks
1 x Rail kit
2 x Non-Fabric CPU carrier

Barebone package: 6NR2812O0MR-00
Part Numbers:
- Motherboard: 9MR91FS0NR-00
- Rail kit: 25HB2-3A0202-K0R
- CPU heatsink: 25ST1-353105-T1R
- Back plane board_24-port: 9CBP20O2NR-00
- Back plane board_2-port: 9CBP2020NR-00
- Front panel board: 9CFP2001NR-00
- Power supply: 25EP0-212002-F3S
- RJ45 type COM cable: 25CR0-200400-Y4R (in option)
- SAS Expander module: 9CEP26O0NR-00
- Riser card - CRS2131: 9CRS2131NR-00
- Riser card - CRS2132: 9CRS2132NR-00
- Riser card - CRS2124: 9CRS2124NR-00