R261-3C0

2U
438 x 87.5 x 730

MR51-CE0

2nd Generation Intel^® Xeon^® Scalable Processors
Intel^® Xeon^® Scalable Processors
Dual processor, TDP up to 125W

Note: If only 1 CPU is installed, some PCIe or memory functions might be unavailable.

2 x LGA 3647
Socket P

Intel^® C621

16 x DIMM slots
DDR4 memory supported only
6-channel memory architecture
RDIMM up to 64GB supported
LRDIMM up to 128GB supported
1.2V modules: 2933/2666/2400/2133 MT/s

Note: 2933 MT/s for 2nd Generation Intel^® Xeon^® Scalable Processors only.

Rear side:
2 x 1Gb/s LAN ports (2 x Intel^® I210-AT)
1 x 10/100/1000 Mbps Management LAN

*2 x 10Gb/s LAN ports (Intel^® X557) (optional)
*2 x 25Gb/s SFP28 ports (Mellanox^® ConnectX-4 Lx) (optional)

Integrated in Aspeed^® AST2500
- 1 x VGA port

Front side:
12 x 3.5"/2.5" SATA/SAS hot-swappable bays, from PCH

Rear side:
2 x 2.5" SATA/SAS hot-swappable bays (optional)

SAS card is required for SAS devices support

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

Depends on SAS add-in cards

Intel^® SATA RAID 0/1/10/5

Riser Card CRS2131:
- 1 x PCIe x16 (Gen3 x16 or x8) FHHL slot, from CPU_0
- 1 x PCIe x8 (Gen3 x0 or x8) FHHL slot, from CPU_0
- 1 x PCIe x8 (Gen3 x8) FHHL slot, from CPU_0

Riser Card CRS2132:
- 1 x PCIe x16 (Gen3 x16 or x8) FHHL slot, from CPU_1
- 1 x PCIe x8 (Gen3 x0 or x8) FHHL slot, from CPU_1
- 1 x PCIe x8 (Gen3 x8) FHHL slot, from CPU_1

Riser Card CRS2124:
- 1 x PCIe x16 (Gen3 x16 or x8) low-profile slot, from CPU_1
- 1 x PCIe x8 (Gen3 x0 or x8) low-profile slot, from CPU_1

2 x M.2 slots:
- M-key
- PCIe Gen3 x4, from CPU_0
- Supports 2260/2280 cards

2 x Power supply connectors
5 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 Backplane 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 Storage activity LED
2 x LAN activity LEDs

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

Speed and bandwidth:
SATA 6Gb/s or SAS 12Gb/s

1 x TPM header with SPI interface
- Optional TPM2.0 kit: CTM010

Single 800W 80 PLUS Platinum power supply

AC Input:
- 100-240V~/ 10-4A, 50/60Hz

DC Input: (Only for China)
- 240Vdc/ 4.5A

DC Output:
- Max 800W
+12V/ 66A
+12Vsb/ 2.5A

*Upgradeable to dual 800W redundant power supply (please refer to part numbers column)

Aspeed^® AST2500 Baseboard Management Controller
Controller supported protocol: SNMP(v2c,v3), IPMI 2.0, DCMI
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:

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

Red Hat Enterprise Linux 6.9 or later
Red Hat Enterprise Linux 7.3 or later
Red Hat Enterprise Linux 8.0 or later
Red Hat Enterprise Linux 9.0 or later

SUSE Linux Enterprise Server 11 SP4 or later
SUSE Linux Enterprise Server 12 SP2 or later
SUSE Linux Enterprise Server 15 or later

Ubuntu 16.04.1 LTS or later
Ubuntu 18.04 LTS or later
Ubuntu 20.04 LTS or later

VMware ESXi 6.0 Update 3 or later
VMware ESXi 6.5 or later
VMware ESXi 6.7 or later
VMware ESXi 7.0 or later
VMware ESXi 8.0 or later

Windows Server 2012 R2 with Update
Windows Server 2016
Windows Server 2019
Microsoft Hyper-V Server: 2012 R2, 2016 & 2019

For Cascade Lake processors:

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

Red Hat Enterprise Linux 7.6 or later
Red Hat Enterprise Linux 8.0 or later
Red Hat Enterprise Linux 9.0 or later

SUSE Linux Enterprise Server 12 SP3 or later
SUSE Linux Enterprise Server 15 or later

Ubuntu 18.04 LTS or later
Ubuntu 20.04 LTS or later
Ubuntu 22.04 LTS or later

VMware ESXi 6.0 Update 3 or later
VMware ESXi 6.5 Update 2 or later
VMware ESXi 6.7 Update 1 or later
VMware ESXi 7.0 or later
VMware ESXi 8.0 or later

Oracle Linux 7.6 UEK Release 5 Update 2
Oracle VM 3.4.6 UEK Release 4 Update 7

Windows Server 2012 R2 with Update
Windows Server 2016
Windows Server 2019
Microsoft Hyper-V Server: 2012 R2, 2016 & 2019

4 x 80x80x38mm (16,300rpm)

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)

Net Weight: 16.94 kg
Gross Weight: 21 kg

967 x 570 x 238 mm

1 x R261-3C0
2 x CPU heatsinks
1 x Rail kit
2 x Non-fabric CPU carriers

- Barebone package with Single PSU: 6NR2613C0MR-00-1*
- Barebone package with Dual PSU: 6NR2613C0MR-00-2*
- Motherboard: 9MR51CE0NR-00
- Rail kit: 25HB2-3A0202-K0R
- CPU heatsink: 25ST1-12310Z-T1R
- Non-fabric CPU carrier: 12KRC-0F3647-50R
- Front panel board - CFP2001: 9CFP2001NR-00
- Backplane board - CBP20C3: 9CBP20C3NR-00
- Riser card - CRS2131: 9CRS2131NR-00
- Riser card - CRS2132: 9CRS2132NR-00
- Riser card - CRS2124: 9CRS2124NR-00
- Fan module: 25ST2-883829-D0R
- Power supply: 25EP0-208004-L0S

Optional parts:

- Rear side 2.5" tray kit: 6NR2613C0SR-00-100