Model

Dell PowerEdge R550 Rack Server

Processor

Up to two 3rd Generation Intel® Xeon® Scalable processors with up to 24 cores per processor

Operating System

Canonical® Ubuntu® Server LTS
Citrix® Hypervisor®
Microsoft® Windows Server® with Hyper-V
RedHat® Enterprise Linux
SUSE® Linux Enterprise Server
VMware® ESXi®

Chipset

Intel® C620A chipset

Memory

DIMM Speed

Intel® C620A chipset

Memory Type

UDIMM

Memory Module Slots

16 DDR4 DIMM slots

Maximum RAM

RDIMM 1 TB

Storage

Front Bays

Up to 16 x 2.5-inch SAS/SATA (HDD/SSD) max 7.68 TB
Up to 8 x 2.5-inch SAS/SATA (HDD/SSD) max 7.68 TB
Up to 8 x 3.5-inch SAS/SATA (HDD/SSD) max 16 TB

Storage Controllers

Internal Controllers

PERC H345, PERC H745, PERC H755, HBA355i

External Controllers

PERC H840, HBA355e

Software RAID

S150

Internal Boot

Boot Optimized Storage Subsystem (BOSS-S2): HWRAID 2 x M.2 SSDs 240 GB or 480 GB
Internal Dual SD Module/ USB 3.0

Security

Cryptographically signed firmware
Secure Boot/Secure Erase
Silicon Root of Trust
System Lockdown (requires iDRAC9 Enterprise or Datacenter)
TPM 1.2/2.0 FIPS, CC-TCG certified, TPM 2.0 China NationZ

Management

Embedded / At-the-Server
iDRAC9/iDRAC Service Module
iDRAC Direct
Quick Sync 2 wireless module

Consoles
OpenManage Enterprise
OpenManage Power Manager plugin
OpenManage SupportAssist plugin
OpenManage Update Manager plugin

Mobility
OpenManage Mobile

Tools
iDRAC RESTful API with Redfish
IPMI/RACADM CLI
System Update Utility
Update Catalogs

OpenManage Integrations
BMC® Truesight
Microsoft® System Center
RedHat® Ansible® Modules
VMware® vCenter and vRealize Operations Manager

OpenManage connections
IBM Tivoli® Netcool/OMNIbus
IBM Tivoli® Network Manager IP Edition
Micro Focus® Operations Manager
Nagios® Core
Nagios® XI

Power Supplies

1100 W DC/-48–(-60) V
800 W Platinum AC/240 HVDC
600 W Platinum AC/240 HVDC
Hot plug power supplies with full redundancy option
Up to 5 cold swap fans

Ports

Network Options
2 x 1 GbE LOM and 1 x OCP 3.0 (x8 PCIe lanes) (optional)

Front Ports
1 x iDRAC Direct (Micro-AB USB) port
1 x USB 2.0/  1 x VGA

Rear Ports
1 x USB 2.0/ 1 x USB 3.0
1 x Serial (optional)
1 x Ethernet/ 1 x VGA

Internal Ports
1 x USB 3.0 (optional)

Slots

3 x Gen 4 PCIe slots, 1 x Gen3 PCIe slot

Video Card

1 x VGA

Bezel

Optional LCD bezel or security bezel

Form Factor

2U Rack Server

Dimensions & Weight

Height: 86.8 mm (3.41 inches)

Width:  434.0 mm (17.08 inches) — without bezel
482.0 mm (18.97 inches) — with bezel

Depth: 721.69 mm (28.72 inches)

Weight: 24.80 kg (54.67 lbs.)