DELL PowerEdge T550 Server
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Condition
Refurbished
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CPU
2×8GB DDR4 RDIMM 2133MHz
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RAM
noHDD (up to 8 HDD 2.5'' SFF)
-
Condition
Refurbished
-
CPU
2×8GB DDR4 RDIMM 2133MHz
-
RAM
noHDD (up to 8 HDD 2.5'' SFF)
-
Condition
Refurbished
-
CPU
2×8GB DDR4 RDIMM 2133MHz
-
RAM
noHDD (up to 8 HDD 2.5'' SFF)
-
Condition
Refurbished
-
CPU
2×8GB DDR4 RDIMM 2133MHz
-
RAM
noHDD (up to 8 HDD 2.5'' SFF)
Processor
Up to two 3rd Generation Intel Xeon Scalable processors with up to 36 cores per processor
Memory
- 16 DDR4 DIMM slots, supports RDIMM up to 1 TB, speeds up to 3200 MT/s
- Supports registered ECC DDR4 DIMMs only
Storage controllers
- Internal controllers: HBA345, PERC H345, PERC H355, PERC H745, PERC H755, S150, H755N, HBA355i
- Internal boot: Internal Dual SD Module, Boot Optimized Storage Subsystem (BOSS-S2): HWRAID 2 x M.2 SSDs, USB
- External PERC (RAID): PERC H840
- External HBAs (non-RAID): HBA355e
Drive bays
Front bays
- Up to 8 x 2.5-inch SAS/SATA (HDD) max 120 TB
- Up to 16 x 2.5-inch SAS/SATA (HDD) max 240 TB
- Up to 24 x 2.5-inch SAS/SATA (HDD) max 360 TB
- Up to 8 x 3.5-inch SAS/SATA (HDD/SAS) max 120 TB
- Up to 8 x 3.5-inch SAS/SATA (HDD) + 8 x 2.5-inch NVMe (SSD) max 240 TB
Power supplies
- 600 W Platinum Mixed Mode (100-240 Vac or 240 Vdc) hot swap redundant
- 700 W Titanium Mixed Mode (200-240 Vac or 240 Vdc) hot swap redundant
- 800 W Platinum Mixed Mode (100-240 Vac or 240 Vdc) hot swap redundant
- 1100 W -48 Vdc hot swap redundant (CAUTION: only works with -48 Vdc to -60 Vdc power input)
- 1100 W Titanium Mixed Mode (100-240 Vac or 240 Vdc) hot swap redundant
- 1400 W Platinum Mixed Mode (100-240 Vac or 240 Vdc) hot swap redundant
- 1800 W Titanium Mixed Mode (200-240 Vac or 240 Vdc) hot swap redundant
- 2400 W Platinum Mixed Mode (100-240 Vac or 240 Vdc) hot swap redundant
Cooling options
Air cooling
Fans
- Standard (STD) fans or High Performance (HPR) silver fans
- Up to eight hot-swap fans
Dimensions
- Height: 459.0 mm (18.07 inches)
- Width: 200.0 mm (7.87 inches)
- Depth: 663.5 mm (26.12 inches) - without bezel
- Depth: 680.5 mm (26.79 inches) - with bezel
Form factor
5U tower server
Embedded management
- iDRAC9
- iDRAC Direct
- iDRAC Service Module
- iDRAC RESTful with Redfish
- Quick Sync 2 wireless module
Bezel
Optional LCD bezel or security bezel
OpenManage software
- OpenManage Enterprise
- OpenManage Power Manager plugin
- OpenManage SupportAssist plugin
- OpenManage Update Manager plugin
Mobility
OpenManage Mobile
Integrations and connections
- BMC Truesight
- Microsoft System Center
- OpenManage Integrations
- Red Hat Ansible Modules
- VMware vCenter and vRealize Operations Manager
- IBM Tivoli Netcool/OMNIbus
- IBM Tivoli Network Manager IP Edition
- Micro Focus Operations Manager
- OpenManage Connections
- Nagios Core
- Nagios XI
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
Embedded NIC
2 x 1 GbE LOM
Network options
1 x OCP 3.0
GPU options
Up to two double-wide 300 W NVIDIA A40, or five single-wide 70 W NVIDIA T4 accelerators
Ports
Front ports
- 1 x iDRAC Direct (Micro-AB USB) port (optional)
- 1 x USB 2.0
- 1 x USB 3.0
Rear ports
- 1 x USB 2.0
- 1 x iDRAC Direct (Micro-AB USB) port
- 1 x Serial (optional)
- 1 x USB 3.0
- 2 x Ethernet
- 1 x VGA
Internal ports
- 1 x USB 3.0 (optional)
PCIe
Up to 6 x PCIe Gen4 slots
Operating systems and hypervisors
- Canonical Ubuntu Server LTS
- Citrix Hypervisor
- Microsoft Windows Server with Hyper-V
- Red Hat Enterprise Linux
- SUSE Linux Enterprise Server
- VMware ESXi
Dell PowerEdge T550 overview
Dell PowerEdge T550 is a dual-socket tower server based on 3rd Generation Intel Xeon Scalable processors and DDR4 memory. It is designed for offices and server rooms that need more compute capacity than a single-socket tower but do not want, or cannot use, a rack-mounted system. In the Dell PowerEdge 15G tower lineup, the T550 is the higher-capacity option for heavier local workloads.
The Dell T550 server is suitable for business applications, moderate virtualization, local databases, branch infrastructure, file services and server-room deployments where tower format is required. It can also be considered for selected accelerator or GPU-related needs only after the exact configuration, PSU, airflow and supported hardware are validated. For broader tower comparison, see Dell tower servers.
When to choose Dell PowerEdge T550
Choose Dell PowerEdge T550 when a company needs dual-socket compute without rack deployment. This is common in offices, branch locations, labs, engineering rooms or smaller server rooms where a rack is not available but the workload has outgrown T150 or T350.
The Dell PowerEdge T550 server can support moderate virtualization, local business applications, database services, backup, file services and mixed infrastructure roles. It is useful when the server must run several production workloads locally and still leave room for future CPU, RAM or storage growth.
For virtualization, the T550 can host a moderate VM environment when memory, storage and networking are correctly configured. For databases, it offers more CPU and RAM capacity than Xeon E tower models. For heavy data center clusters, a rack server such as Dell PowerEdge R550 or Dell PowerEdge R650 may be easier to standardize and cool.
Chassis and drive bay options
The Servermall page lists the Dell T550 8SFF configuration. This layout emphasizes 2.5-inch drive flexibility rather than large LFF HDD capacity.
| Chassis option | Best for | Comment |
|---|---|---|
| Dell T550 8SFF | Tower-based virtualization, business applications and local databases | SFF bays are better for SSD/SAS performance-oriented configurations in a tower server. |
Dell T550 8SFF can be a good fit for SSD-based application hosting and local virtualization. If the project requires large raw HDD capacity, confirm whether another T550 drive layout is available or compare with a rack platform that offers the required LFF configuration. NVMe and accelerator options should be validated against the exact build.
Final drive compatibility depends on the selected backplane, storage controller and exact server configuration.
Recommended Dell PowerEdge T550 configurations by workload
| Workload | Recommended focus |
|---|---|
| Moderate virtualization | Dual CPUs where needed, large RAM pool, SSD storage and redundant networking. |
| Local databases | CPU frequency/core balance, RAM for cache and low-latency SSD storage where supported. |
| Business applications | Reliable dual-socket configuration, protected storage and room for application growth. |
| Branch infrastructure | Remote management, redundant PSU, clear backup policy and stable network connectivity. |
| File services | SFF SSD/SAS layout for responsive access or confirm capacity options if HDD storage is required. |
| Selected accelerator workloads | Validate supported GPUs/accelerators, PSU, risers, airflow and cooling before purchase. |
The Dell T550 configuration should be built around the reason for choosing a tower: local serviceability, no rack dependency and more compute than single-socket tower systems.
How to choose CPU, RAM, RAID and storage
With Intel Xeon Scalable processors, more cores are useful for virtualization, containers and multi-user workloads, while higher clock speed can matter for databases and applications sensitive to single-thread performance. In a Dell T550 server, CPU choice should consider the local environment: power, cooling, acoustics and workload growth. CPU and core count may affect software licensing for VMware, Windows Server, Microsoft SQL Server and other commercial platforms.
RAM is a key planning area for T550 deployments. Moderate virtualization and databases often benefit more from additional RAM than from a small CPU upgrade. Plan enough memory for current workloads, overhead, maintenance windows and future growth.
Hardware RAID is appropriate for traditional local storage. HBA/JBOD mode is relevant for ZFS, Ceph, vSAN, Proxmox/ZFS and software-defined storage where disks must be presented directly to the software layer. BOSS or boot SSD options, where available, can keep OS or hypervisor boot separate from application data.
For storage, SFF SSD/SAS configurations are useful for balanced performance. LFF HDDs are better for capacity, but this page lists 8SFF, so capacity-heavy projects should be checked carefully. NVMe should only be used where supported by the exact Dell T550 configuration.
Dell PowerEdge T550 vs related Dell models
| Model | When to consider |
|---|---|
| Dell PowerEdge T350 | Choose T350 for a simpler single-socket tower server with lighter workload needs. |
| Dell PowerEdge R550 | Choose R550 when a rack-mounted 2U format is available and easier to standardize. |
| Dell PowerEdge R650 | Choose R650 for dense 1U data center compute and virtualization clusters. |
Dell PowerEdge T550 is the tower alternative for heavier office and server-room workloads, while rack models are usually better for multi-server clusters.
New and refurbished Dell PowerEdge T550 servers
A refurbished Dell T550 can be a practical option for production when tested, correctly configured and covered by warranty. It may suit companies that need local tower compute for virtualization, applications or databases without moving to rack infrastructure.
New units may be preferable when procurement requires new hardware or when a very specific standardized build is required. Servermall offers EU delivery and warranty options; depending on the offer, Dell T550 new and refurbished servers may be available with a 5-year warranty. Confirm condition, CPU, RAM, drive layout, controller, PSU, accelerator support and warranty terms.
Summary: is Dell PowerEdge T550 the right server for your workload×
Dell PowerEdge T550 is suitable for offices and server rooms that need dual-socket tower performance for moderate virtualization, local databases, business applications and branch infrastructure. Choose it when a rack is not practical but a single-socket tower is too limited. Consider T350 for lighter workloads, R550 for 2U rack deployment or R650 for dense data center compute. Before purchase, confirm CPU, RAM, storage, RAID/HBA, network, PSU, cooling and warranty requirements.
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