2U Front closed AD2U Front closed AD

R811-2 2U Low Profile Xeon, 2x PCIex16 (3.0), 1x PCIex8 (3.0) 1x PCIex4 (3.0)

$2,300.00 + Tax

• Processor: Xeon® Scalable Processor
• Chipset: Intel C622
• Memory: 8 GB ECC DDR4  (1 TB max)
• Hard Drive: 1TB Enterprise Class
• Optical Drive: DVD-RW
• Power Supply: 350W
• Expansion:1x PCIex16 (3.0), 2x PCIex8 (3.0) 1x PCIex4 (3.0)
• LAN: Dual 10GBase-T LAN
• COM: 2 COM Ports
• USB: 6 USB 2.0, 5 USB 3.0 ports
• SATA: 10 SATA3 (6Gbps)
• RAID: 0, 1, 5, 10 RAID Optional
• Operating System: Windows 10 Professional
• Note: Supports Low Profile Cards Only


+ $60.00 + Tax

USB Port Add-ons

+ $21.00 + Tax

Hard Drive (Primary) *

Hard Drive (Secondary)

Hard Drive (Third)

USB Keyboard / Mouse

+ $35.00 + Tax

Operating System *

Windows Downgrade keycode

64-bit Memory Options *


Optical Drive *

Power Supply *

Processor *


RAID configuration


Video *

Expedited Assembly Service *

Product price
+ Tax
Additional options total:
+ Tax
Order total:
+ Tax


Model R811-2
Chassis Type Industrial Rackmount
Rack Units 2U
Color Black

Expansion Configuration

PCI None
PCIex16 2x PCIex16 3.0
PCIex8 2x PCIex8 3.0
PCIex4 1x PCIex4 3.0 (in PCIex8 slot)
PCIex1 None

Alternate Expansion Configuration

PCI None
PCIex16 1x PCIex16 3.0
PCIex8 3x PCIex8 3.0 (1x in PCIex16 slot, 2x in PCIex8 slot )
PCIex4 1x PCIex4 3.0 (in PCIex8 slot)
PCIex1 None


CPU 1st/2nd Generation Intel® Xeon® Scalable Processors, TDP support 205W
CPU Socket LGA3647
CPU Cores Up to 28 Cores
Chipset C622

System Memory

Standard RAM 8 GB
Maximum RAM (1st Gen Xeon) Up to 768GB ECC 3DS LRDIMM, Up to 768GB ECC LRDIMMRDIMM
Maximum RAM (2nd Gen Xeon) Up to 1TB ECC 3DS LRDIMM, Up to 1GB ECC LRDIMMRDIMM
RAM Socket 8x 288-pin DIMM

Hard Drive

Hard Drive 1TB Enterprise Class 128MB 2M HRS MTBF

Optical Drive

Optical Drive DVD-RW

System Power

Power Supply 350W
Power Supply Type PS2
Power Input 100/240 VAC Auto-Switching



BIOS Features ACPI 6.0, RTC (Real Time Clock) Wakeup, BIOS 3.0 or later


GPU Aspeed AST2500 BMC
GPU Interface 1x VGA


Ethernet Port 1 10GBase-T with Intel® X722+X557
Ethernet Port 2 10GBase-T with Intel® X722+X557


USB 2.0 6 USB 2.0 (2 rear, 4 via headers)
USB 3.0 5 USB 3.0 (2 rear, 1 Type-A, 2 via header)


SATA 10 SATA3 (6 Gbps) ports
M.2 PCI-E 3.0 x4 and SATA form factor 2280, 22110, M-Key
PS/2 None
Serial 2 COM Ports (1 rear, 1 header)
TPM TPM Header
Audio None


RAID RAID 0,1,5,10 Optional via C622 Controller

Chassis Characteristics

Construction Heavy-Duty Cold-Rolled Steel
Drive Capacity 1x 5.25″ (External); 1x 3.5″ (External); 2x 3.5″ (Internal)
Front Panel Indicators 1x Power On/Off; 1x HDD; 1x Temperature; 1x Fan
Front Panel Controls 1x Power On/Off; 1x System Reset; 1x Alarm Reset
Cooling Fans 2x 8cm
Watchdog Timer 1 ~ 255 sec.
Operating Temperature 0°C ~ 40°C (32°F ~ 104°F)
Dimensions (W x D x H) 19″ (482mm) x 18.9″ (480mm) x 3.46″ (88mm)

2u Chassis Dimensional Drawing