Lenovo ThinkSystem SR665 Server with Dual AMD EPYC 7543, 256GB DDR4, 12-Bay Storage, and Dual 1200W PSU
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  • Part number:Lenovo ThinkSystem SR665
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Lenovo ThinkSystem SR665 Server with Dual AMD EPYC 7543, 256GB DDR4, 12-Bay Storage, and Dual 1200W PSU

Keywords:

Lenovo ThinkSystem SR665, AMD EPYC 7543, dual CPU server, 256GB DDR4 server, 12-bay storage server, enterprise server, high performance server, PCIe server, dual PSU server, data center server

Description

The Lenovo ThinkSystem SR665 is a next-generation 2U server built to handle intensive workloads and advanced enterprise computing needs. Powered by dual AMD EPYC Milan 7543 processors with 32 cores and 64 threads each, this dual CPU server delivers exceptional compute power for virtualization, databases, and high-performance applications.

Equipped with 256GB of DDR4 memory (32GB x 8) and 32 available DIMM slots, the SR665 provides scalability and flexibility to support demanding workloads. This high-memory capacity is ideal for virtualization environments, in-memory computing, and advanced business applications.

The system includes 2x 240GB system disks and supports up to 12 front-accessible 2.5”/3.5” drive bays, offering large-scale 12-bay storage server expansion options. With strong RAID capabilities and storage flexibility, it is optimized for enterprise-class performance and data protection.

Networking is supported with 4 Gigabit Ethernet ports and 2x 10 Gigabit optical ports, with expandability for multiple network card configurations, making this high performance server ideal for hybrid workloads and large-scale data transmission.

Designed with scalability in mind, the SR665 features PCIe 3.0 support with 6 total slots (2 spare) and comes with dual 1200W redundant power supplies to ensure maximum uptime. With a net weight of 33kg and optimized 2U rack form factor, it fits seamlessly into data center server infrastructures.

Key Features

Configuration

Component Specification
Model Lenovo ThinkSystem SR665
Form Factor 2U Rack Server, 794*446*88mm
CPU 2x AMD EPYC Milan 7543, 2.8GHz, 32C/64T, 225W
Memory 256GB DDR4 (32GB x 8), 32 DIMM slots available
System Disk 2x 240GB
Storage Bays 12x front 2.5"/3.5"
Networking 4x GE ports, 2x 10GE optical ports, support for NIC expansions
PCIe PCIe 3.0, 6 slots total, 2 spare
GPU Not available
USB 2x USB 3.0
Power Supply Dual 1200W PSU
Weight Net: 33kg, Gross: 35kg

Compatibility

The Lenovo ThinkSystem SR665 is compatible with enterprise workloads including virtualization, HPC, large-scale databases, and business-critical applications. Its dual CPU server design and memory scalability make it ideal for cloud deployments and data center server environments requiring reliability and expansion flexibility.

Usage Scenarios

For enterprises running database-heavy workloads, the Lenovo ThinkSystem SR665 provides the processing power of dual AMD EPYC 7543 CPUs, ensuring smooth query performance and reduced latency.

In virtualization and cloud environments, the server’s 256GB DDR4 configuration with 32 DIMM slots ensures memory scalability, making it an excellent fit for multi-VM and containerized workloads.

Organizations requiring a 12-bay storage server can benefit from its flexible front-loading storage bays, ideal for file hosting, backup, and high-capacity enterprise applications.

With redundant dual 1200W power supplies, the SR665 ensures uptime and reliability, making it a strong choice for mission-critical applications in modern data center server infrastructures.

Frequently Asked Questions

Q1: What makes the Lenovo ThinkSystem SR665 ideal for virtualization?
A1: With dual AMD EPYC 7543 processors, 256GB DDR4 memory, and 32 DIMM slots, the SR665 provides the scalability and performance needed for virtualization platforms.

Q2: How much storage does the SR665 support?
A2: The system includes 2x 240GB system disks and supports up to 12 front 2.5"/3.5" drives, offering high-capacity expansion.

Q3: Can the server be integrated into existing enterprise networks?
A3: Yes, it comes with 4x GE and 2x 10GE optical ports, with support for additional NIC options to meet specific enterprise networking requirements.

Q4: Is the Lenovo ThinkSystem SR665 reliable for mission-critical workloads?
A4: Absolutely. With dual redundant 1200W PSUs, PCIe expandability, and robust compute resources, it is designed for high availability in enterprise deployments.

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