Quick Comparison of Lenovo ThinkSystem SR650 V3 Server vs Dell PowerEdge R660xs Rack Server at a Glance

The server comparison table provides a quick overview of the key specifications and key features for Lenovo ThinkSystem SR650 V3 Server and Dell PowerEdge R660xs Rack Server Let’s take a look at the comparison table below.

Features	Lenovo ThinkSystem SR650 V3 Server View Check the Price	Dell PowerEdge R660xs Rack Server View Check the Price
Server Type / Form Factor	Type: Rack Server Form Factor: 2U Rackmount Socket: Dual socket (supports 4th or 5th Gen Intel Xeon Scalable up to 64 cores/socket)	Type: Rack Server Form Factor: 1U Rackmount Socket: Dual socket (supports 4th and 5th Gen Intel Xeon Scalable)
Processor (CPU)	Supported CPUs: Up to two 5th Gen Intel Xeon Scalable (up to 64 cores/thread per socket, TDP up to 350 W) Also supports: 4th Gen Xeon Scalable (up to 60 cores/socket, 350 W TDP)	Supported CPUs: Up to two 5th Gen Intel Xeon Scalable processors (up to 32 cores/socket) Also supports: 4th Gen Intel Xeon Scalable processors (up to 32 cores/socket) TDP: Up to 250 W per processor
Memory (RAM)	Memory Type: DDR5 RDIMM (TruDDR5) ECC DIMM Slots: Up to 32 DIMM slots (16 per CPU) Max Capacity: Up to 8 TB using 256 GB 3DS RDIMMs Speed: Up to 5600 MT/s (5th Gen) or 4800 MT/s (4th Gen)	Memory Type: DDR5 RDIMM ECC DIMM Slots: 16 slots total Max Capacity: Up to 1.5 TB Speed: Up to 5200 MT/s
Storage	Drive Bay Options: Front: up to 12 × 3.5 or 24 × 2.5 hot swap bays Middle: up to 4 × 3.5 or 8 × 2.5 hot swap bays Rear: up to 4 × 3.5 or 8 × 2.5 hot swap, plus optional 2 × 7 mm boot bays Boot Options: Internal 2 × M.2 SATA/NVMe drives in RAID Controllers: Supports VROC/VMD, onboard SW RAID; optional hardware RAID/HBA adapters	Drive Bay Options: Up to 4 × 3.5 SAS/SATA (max ~96 TB) Up to 8 × 2.5 SAS/SATA/NVMe (max ~122.9 TB) Up to 10 × 2.5 SAS/SATA/NVMe (max ~153.6 TB) Rear Bays: Up to 2 × 2.5 SAS/SATA/NVMe (~15.2 TB) Controllers: PERC H965i, H755, H755N, H355, HBA355i, HBA465i; BOSS N1 dual M.2 boot; Software RAID S160
Expansion / Connectivity	PCIe Slots: Up to 12 PCIe Gen 4/5 slots plus 1 × OCP 3.0 mezzanine slot; up to 10 rear accessible PCIe slots GPU Support: Up to 8 single-width GPUs or 3 double-width GPUs Networking: LOM via OCP 3.0 slot or optional NIC adapters	PCIe Slots: CPU/config dependent; up to 2 (1 CPU) or 3 (2 CPU) slots, Gen4/Gen5 mix x16/x8 Networking: Embedded dual 1 GbE LOM; optional OCP 3.0 mezzanine slot (10/25 GbE options)
Redundancy & Reliability	Power Supplies: Dual hot plug redundant PSUs: 750 W – 2600 W, Platinum/Titanium (AC & DC options) Cooling: Air cooled with N+1 hot swap fans (5 6 depending on config), supports performance and standard fan types	Power Supplies: Hot plug redundant PSUs (600W–1800W AC/DC Titanium/Platinum options) Cooling: Up to 7 hot swap fans; standard and high performance cooling configurations
Operating System Support	Microsoft Windows Server including 2022 Red Hat Enterprise Linux 8.x/9.x SUSE Linux Enterprise Server 15 SP4/SP5+ or later VMware ESXi including 7.0 U3 or later	Microsoft Windows Server with Hyper V Red Hat Enterprise Linux SUSE Linux Enterprise Server VMware ESXi / vSAN Canonical Ubuntu Server LTS
Security Features	Lenovo XClarity Controller 2 (service processor) Embedded TPM 2.0 with PFR (Platform Firmware Resiliency); chassis intrusion, administrator password security Optional lockable bezel available	Cryptographically signed firmware and Silicon based Root of Trust Secure Boot, Secure Erase, System Lockdown (requires iDRAC9 Enterprise or Datacenter) TPM 2.0 (FIPS, CC TCG certified)
Management & Monitoring	Lenovo XClarity Controller (XCC2) with remote KVM over dedicated port Integration via XClarity Administrator, Energy Manager, REST API support	iDRAC9 with Lifecycle Controller, iDRAC Direct USB port RESTful Redfish API; iDRAC Service Module Tools: Dell OpenManage Enterprise, CloudIQ, integrations with VMware, Microsoft, Ansible, Terraform
Warranty & Support	Standard Warranty: 3 Year Customer Replaceable Unit & Onsite Service Optional Upgrades: 4 hour, 2 hour response, or extended up to 5 year coverage via Lenovo Services	Standard Warranty: 3-Year Dell Basic Hardware Warranty Recommended Support: Dell ProSupport or ProSupport Plus with Onsite Service options (extendable up to 5 years)

Key Features Comparison

High Performance and Scalability

Equipped with the latest Intel Xeon Scalable processors and up to 8TB of memory, making it ideal for demanding applications and heavy workloads

Flexible Storage Options

Supports a range of storage configurations, including NVMe, SSD, and HDD options, to optimize storage performance and capacity for your needs

Enhanced Security and Reliability

Built-in ThinkShield security and TPM options protect your data, while Lenovo’s Trusted Platform provides peace of mind against threats

Energy Efficiency and Cost Savings

Advanced cooling technology and energy-efficient components reduce power consumption, providing cost savings for data centers

Virtualization-Ready

Ideal for virtualization with support for multiple hypervisors, enabling optimized resource utilization and operational efficiency

Flexible Expansion Capabilities

High I/O flexibility with multiple PCIe slots allows easy scaling to meet future business needs

Compact 1U Dual-Socket Design

Optimized for performance in space-constrained environments, offering a perfect blend of density and capability.

Supports up to two processors with advanced performance for data-intensive workloads.

High-Speed DDR5 Memory

Up to 16 DDR5 DIMMs delivering faster data access and improved efficiency for demanding applications.

PCIe Gen5 Support

Enhanced bandwidth for modern networking, storage, and accelerator needs.

Flexible Storage Options

Supports a variety of SAS/SATA/NVMe configurations to meet diverse storage requirements.

Built-In Security and Management

Includes Dell OpenManage and cyber-resilient architecture for secure and simplified system management.

Lenovo ThinkSystem SR650 V3 Server vs Dell PowerEdge R660xs Rack Server : Which should I choose?

Choosing the right server is a critical decision for any business, and comparing Lenovo ThinkSystem SR650 V3 Server and Dell PowerEdge R660xs Rack Server gives you clear insights into which solution aligns best with your IT requirements. These servers are built for high performance, but they may differ in areas such as processor capacity, memory, storage, and scalability, making a side-by-side comparison easy.

This direct comparison helps you quickly identify the strengths and limitations of each server, which helps you determine which model best supports your workloads, applications, and long-term IT goals. By evaluating them together, you can make a smarter investment that ensures reliability and efficiency for your business.

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Quick Comparison of Lenovo ThinkSystem SR650 V3 Server vs Dell PowerEdge R660xs Rack Server at a Glance

Lenovo ThinkSystem SR650 V3 Server

Dell PowerEdge R660xs Rack Server

Key Features Comparison

Lenovo ThinkSystem SR650 V3 Server vs Dell PowerEdge R660xs Rack Server : Which should I choose?

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