DELL PowerEdge R660xs Server
You might be interested in
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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)
Dell PowerEdge R660xs overview
Dell PowerEdge R660xs is a 1U, dual-socket rack server for virtualization, cloud nodes, scale-out databases, high-performance computing and mixed enterprise applications. It is designed for environments that need right-sized 1U dual-socket performance, air-cooled simplicity, PCIe Gen5 bandwidth and value-focused storage flexibility.
The R660xs server is based on up to two 5th Generation Intel Xeon Scalable processors with up to 28 cores per processor or two 4th Generation Intel Xeon Scalable processors with up to 32 cores per processor. It supports 16 DDR5 RDIMM slots, up to 1.5 TB and speeds up to 5200 MT/s, iDRAC9 and Dell OpenManage, embedded 2 x 1GbE LOM networking and optional OCP or PCIe networking where supported, PCIe Gen4/Gen5 expansion and 4 x 3.5-inch, 8 x 2.5-inch, 10 x 2.5-inch and optional rear 2 x 2.5-inch drive options.
The Dell PowerEdge R660xs server is suitable for virtualization, cloud nodes, scale-out databases, high-performance computing and mixed enterprise applications. It should be treated as a value-focused 1U dual-socket rack server for common IT applications, not as a generic replacement for every adjacent PowerEdge model.
When to choose Dell PowerEdge R660xs
Choose Dell PowerEdge R660xs when the workload needs right-sized 1U dual-socket performance, air-cooled simplicity, PCIe Gen5 bandwidth and value-focused storage flexibility in a validated Dell PowerEdge platform. It is a good fit for virtualization, cloud nodes, scale-out databases, high-performance computing and mixed enterprise applications where compute, RAM, local storage, networking and power must be sized as one configuration.
Compared with Dell PowerEdge R660, Dell PowerEdge R660xs should be selected when its processor platform, form factor, I/O placement and drive layout match the project better. Compared with Dell PowerEdge R760xs, validate whether the workload needs Intel or AMD processors, rack or tower deployment, and the required storage or accelerator limits.
The R660xs configuration should be validated carefully for processor type, memory population, drive bay layout, storage controller, BOSS or M.2 boot, OCP networking, risers, GPU or accelerator support where applicable, power supplies, fan type and cooling.
Chassis and drive bay options
Dell PowerEdge R660xs supports several chassis and drive bay layouts. The right option depends on whether the server is being configured for balanced virtualization, high-density SSD storage, capacity-oriented storage, NVMe performance or accelerator-heavy workloads.
| Chassis option | Best for | Comment |
|---|---|---|
| Dell PowerEdge R660xs 4LFF | capacity-oriented workloads, backup, archive storage and file services | Supports up to 4 x 3.5-inch SAS/SATA drives, max 80 TB. This is the practical starting point when local capacity, backup windows and simple file services matter. Final support depends on backplane, controller, cabling and Dell validation. |
| Dell PowerEdge R660xs 8SFF | balanced virtualization, business applications and mixed enterprise workloads | Supports up to 8 x 2.5-inch SAS/SATA/NVMe drives, max 122.88 TB. This is the practical starting point when standard serviceability and flexible drive selection matter. Final support depends on backplane, controller, cabling and Dell validation. |
| Dell PowerEdge R660xs 10SFF | low-latency databases, high-I/O virtualization, analytics and NVMe-focused storage | Supports up to 10 x 2.5-inch SAS/SATA/NVMe drives, max 153.6 TB. This is the practical starting point when latency and high I/O throughput matter. Final support depends on backplane, controller, cabling and Dell validation. |
| Dell PowerEdge BOSS-N1 boot options | separating OS or hypervisor boot from front data drives | BOSS-N1, BOSS-N1 DC-MHS or M.2 boot options can provide dedicated boot media, often with hardware RAID 1 on two M.2 NVMe SSDs depending on platform. Check the selected boot device, cable kit and controller rules. |
For balanced enterprise deployments, SFF or Universal drive configurations are usually the practical starting point. For capacity workloads, use the model-specific LFF or high-count SATA layouts where available. For latency-sensitive databases, high-I/O virtualization, analytics and AI data pipelines, NVMe or EDSFF E3.S configurations should be considered.
Final drive compatibility depends on the selected chassis, backplane, controller, BOSS or M.2 boot option, risers, GPU configuration, power supply and Dell support matrix. NVMe and EDSFF support should not be assumed from the server model name alone.
Recommended Dell PowerEdge R660xs configurations by workload
| Workload | Recommended focus |
|---|---|
| Virtualization / private cloud | Balanced CPU configuration, large DDR5 memory pool, SSD or NVMe storage where needed, redundant networking and room for growth. |
| Containers / Kubernetes | Balanced CPU and RAM, reliable boot media, local SSD or NVMe where needed and redundant network connectivity. |
| Databases / data management | Processor choice matched to licensing and query profile, enough RAM for cache, low-latency storage and protected design. |
| Backup / archive | Capacity-oriented drive layout, moderate CPU/RAM and network throughput sized for backup windows. |
| Web / microservices / scale-out | Power-efficient CPU selection, fast networking, predictable boot and storage design and repeatable node configuration. |
| Mixed enterprise workloads | Balanced CPU, RAM, storage and NIC choices, with headroom for failover, maintenance and growth. |
The R660xs configuration should be chosen around the main reason for selecting this platform: right-sized 1U dual-socket performance, air-cooled simplicity, PCIe Gen5 bandwidth and value-focused storage flexibility, Dell PowerEdge management and a storage layout matched to the workload.
How to choose CPU, RAM, RAID and storage
Dell PowerEdge R660xs uses up to two 5th Generation Intel Xeon Scalable processors with up to 28 cores per processor or two 4th Generation Intel Xeon Scalable processors with up to 32 cores per processor. CPU selection should account for workload profile, software licensing, thermal limits and whether the application benefits more from core density, per-core performance or memory bandwidth.
RAM planning should start with VM density, database cache, container scheduling and future growth. Dell PowerEdge R660xs supports 16 DDR5 RDIMM slots, up to 1.5 TB and speeds up to 5200 MT/s. DIMM capacities and operating speeds depend on processor type and population rules.
For storage, select the drive layout around capacity, latency and serviceability. 4 x 3.5-inch, 8 x 2.5-inch, 10 x 2.5-inch and optional rear 2 x 2.5-inch drive options Hardware RAID should be selected around validated PERC controller options, while HBA/JBOD mode is usually preferred for software-defined storage platforms that manage disks directly.
BOSS-N1, BOSS-N1 DC-MHS or M.2 boot options can separate OS or hypervisor boot from the main data drives where supported. Mixed SAS, SATA, NVMe and EDSFF designs must follow Dell controller and backplane rules.
Networking, PCIe, GPU and power should be validated as part of the same configuration. OCP NIC 3.0, PCIe risers, accelerator support, cooling options, fan type and PSU choice can all affect the final supported build.
Dell PowerEdge R660xs vs related Dell PowerEdge models
| Model | When to consider |
|---|---|
| Dell PowerEdge R660 | Choose R660 when its 1U rack server, processor platform and storage limits fit the workload better. |
| Dell PowerEdge R760xs | Choose R760xs when its 2U rack server, processor platform and storage limits fit the workload better. |
| Dell PowerEdge R360 | Choose R360 when its 1U rack server, processor platform and storage limits fit the workload better. |
| Dell PowerEdge R670 | Consider this model when its processor family, form factor and expansion limits fit better. |
| Dell PowerEdge R-Series Servers | Use the R-Series category when comparing broader rack server options. |
Dell PowerEdge R660xs is the right reference point when the requirement matches its processor platform, form factor and storage design. It should not be positioned as interchangeable with older PowerEdge generations or with a different Intel or AMD platform without validating CPU, memory, storage, I/O and cooling rules.
Summary: is Dell PowerEdge R660xs the right server for your workload×
Dell PowerEdge R660xs is a strong Dell PowerEdge server for virtualization, cloud nodes, scale-out databases, high-performance computing and mixed enterprise applications. Choose it when you need right-sized 1U dual-socket performance, air-cooled simplicity, PCIe Gen5 bandwidth and value-focused storage flexibility with up to two 5th Generation Intel Xeon Scalable processors with up to 28 cores per processor or two 4th Generation Intel Xeon Scalable processors with up to 32 cores per processor, 16 DDR5 RDIMM slots, up to 1.5 TB and speeds up to 5200 MT/s and Dell PowerEdge management. Before purchase, confirm CPU type, RAM population, drive bay layout, RAID or HBA mode, BOSS or M.2 boot option, OCP networking, risers, GPU or accelerator support where applicable, cooling, PSU and warranty requirements.
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