Quick Comparison of Dell PowerEdge R650xs Rack Server vs Lenovo ThinkSystem SR650 V3 Server at a Glance

The server comparison table provides a quick overview of the key specifications and key features for Dell PowerEdge R650xs Rack Server and Lenovo ThinkSystem SR650 V3 Server Let’s take a look at the comparison table below.

Features	Dell PowerEdge R650xs Rack Server View Check the Price	Lenovo ThinkSystem SR650 V3 Server View Check the Price
Server Type / Form Factor	Type: Rack Server Form Factor: 1U Rackmount Socket: Dual socket (supports up to two 3rd Generation Intel Xeon Scalable processors, up to 32 cores/socket)	Type: Rack Server Form Factor: 2U Rackmount Socket: Dual socket (supports 4th or 5th Gen Intel Xeon Scalable up to 64 cores/socket)
Processor (CPU)	Supported CPUs: Up to two 3rd Generation Intel Xeon Scalable processors (up to 32 cores per socket) Max TDP: ~220 W per processor	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)
Memory (RAM)	Memory Type: DDR4 RDIMM ECC DIMM Slots: 16 slots total Max Capacity: Up to 1 TB Speed: Up to 3200 MT/s	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)
Storage	Drive Bay Options: Up to 4 × 3.5 SAS/SATA HDD/SSD (max ~64 TB) Up to 8 × 2.5 SAS/SATA/NVMe (max ~61.44 TB) Up to 10 × 2.5 SAS/SATA/NVMe (max ~76.8 TB) Rear Bays: Up to 2 × 2.5 SAS/SATA/NVMe (max ~15.36 TB) Controllers: Internal: PERC H345, H355, H745, H755, H755N; HBA355i; S150; Boot: BOSSS1 dual M.2; External: PERC H840, HBA355e	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
Expansion / Connectivity	PCIe Slots: Up to 3 PCIe Gen 4 slots (config dependent) Networking: Embedded dual 1 GbE LOM; optional OCP 3.0 mezzanine slot	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
Redundancy & Reliability	Power Supplies: Hot plug redundant PSUs: 600 W, 700 W, 800 W, 1100 W, 1400 W, 1800 W (Platinum/Titanium options AC/DC) Cooling: Air cooled; up to 7 cabled fans; standard, high performance (SLVR/GOLD) options	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
Operating System Support	Microsoft Windows Server with Hyper V Red Hat Enterprise Linux SUSE Linux Enterprise Server VMware ESXi / vSAN Canonical Ubuntu Server LTS Citrix Hypervisor	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
Security Features	Cryptographically signed firmware; Silicon Root of Trust Secure Boot, Secure Erase, System Lockdown (requires iDRAC9 Enterprise or Datacenter) TPM 1.2/2.0 (FIPS, CC TCG certified; TCM 2.0 optional)	Lenovo XClarity Controller 2 (service processor) Embedded TPM 2.0 with PFR (Platform Firmware Resiliency); chassis intrusion, administrator password security Optional lockable bezel available
Management & Monitoring	iDRAC9 with Lifecycle Controller; iDRAC Direct USB port; RESTful Redfish API; iDRAC Service Module Tools: Dell OpenManage Enterprise; Power Manager, SupportAssist, Update Manager plugins; CloudIQ; OpenManage Mobile; integrations with VMware vCenter, Microsoft System Center; Ansible, Terraform support	Lenovo XClarity Controller (XCC2) with remote KVM over dedicated port Integration via XClarity Administrator, Energy Manager, REST API support
Warranty & Support	Standard Warranty: 3 Year Dell Basic Hardware Warranty with 5×10 Next Business Day Onsite Service Optional Extended Support: Dell ProSupport or ProSupport Plus available beyond 3 years	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

Key Features Comparison

High Performance Processing

Supports up to two 3rd Generation Intel® Xeon® Scalable processors with up to 32 cores per processor for powerful performance.

Fast and Scalable Memory

Equipped with 16 DDR4 DIMM slots supporting up to 1TB of ECC RDIMM memory at speeds up to 3200 MT/s.

Flexible Storage Options

Supports a mix of up to 10 x 2.5" SAS/SATA/NVMe drives for a maximum of 76.8TB storage capacity, ideal for diverse workload demands.

Advanced Management

Integrated with iDRAC9 and Dell OpenManage tools for simplified monitoring, deployment, and lifecycle management.

Optimized for Efficiency

Compact 1U form factor with efficient air cooling and multiple power supply options including Platinum and Titanium-rated units.

Robust Security Features

Offers enterprise-grade protection with Silicon Root of Trust, Secure Boot, TPM 2.0, and System Lockdown capabilities.

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

Dell PowerEdge R650xs Rack Server vs Lenovo ThinkSystem SR650 V3 Server : Which should I choose?

Choosing the right server is a critical decision for any business, and comparing Dell PowerEdge R650xs Rack Server and Lenovo ThinkSystem SR650 V3 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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