IBM Lenovo ThinkSystem SR665 Rack Server

IBM Lenovo ThinkSystem SR665 Rack Server Rental

Fully customizable IBM Lenovo ThinkSystem SR665 Rack Server

We customize IBM Lenovo ThinkSystem SR665 Rack Server Server to match your budgetary needs and performance requirements. We don’t do ‘one size fits all.

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IBM Lenovo ThinkSystem SR665 Rack Server Specifications

  Processor

  • One or two AMD EPYC 7002 Series processors (formerly codenamed “Rome”) or AMD EPYC 7003
    Series processors (formerly codenamed “Milan”)
  • Supports processors up to 64 cores, core speeds of
    up to 4.1 GHz, and TDP ratings of up to 280W.

   Mother Board

   Power Supply

  • Up to two hot-swap redundant AC power supplies
  • 80 PLUS Platinum or 80 PLUS Titanium certification.
  • 500 W, 750 W, 1100 W and 1800 W AC options
  • supporting 220 V AC. 500 W, 750 W and 1100 W
    options also support 110V input supply
  • In China only, all power supply options support 240 V DC. Also
    available is a 1100W power supply with a -48V DC input.

     

   HDD Capacity

  • Up to 20x 3.5-inch or 40x 2.5-inch hot-swap drive bays:
  • Front bays can be 3.5-inch (8 or 12 bays) or 2.5-inch (8, 16 or 24 bays)
  • Middle bays can be 3.5-inch (4 bays) or 2.5-inch (8 bays)
  • Rear bays can be 3.5-inch (2 or 4 bays) or 2.5-inch (4 or 8 bays)
  • Combinations of SAS/SATA, NVMe, or AnyBay (supporting SAS, SATA or NVMe) are available
  • The server also supports these drives for OS boot or drive storage:
  • Two 7mm drives at the rear of the server (in addition to any 2.5-inch or 3.5-inch drive bays)
  • Internal M.2 module supporting up to two M.2 drives

    Memory

  • 32 DIMM slots with two processors (16 DIMM slots per processor)
  • Performance+ RDIMMs: 1 DPC at 3200 MHz, 2 DPC at 3200 MHz
  • RDIMMs: 1 DPC at 3200 MHz, 2 DPC at 2933 MHz
  • 3DS RDIMMs: 1 DPC at 2933 MHz, 2 DPC at 2666 MHz
  • Up to 8TB with 32x 256GB 3DS RDIMMs

   Raid Controller

  • Hardware RAID flash cache; HBAs

IBM Lenovo ThinkSystem SR665 Rack Server Overview

The IBM Lenovo ThinkSystem SR665 is a 2U, dual-socket rack server optimized for performance, expandability, and compute-intensive workloads. Powered by AMD EPYC™ 7002, 7003, or 9004 Series processors, the SR665 is purpose-built for data-intensive environments, including virtualization, databases, AI/ML, and software-defined infrastructure.

Dual-Socket Power with AMD EPYC

The SR665 supports up to two AMD EPYC™ processors, offering up to 192 total cores (96 cores per socket) and exceptional memory and I/O bandwidth. With a high number of PCIe lanes and memory channels per CPU, it delivers impressive parallel processing for complex, multithreaded workloads.

Large Memory Capacity and Bandwidth

With up to 32 DDR4 or DDR5 DIMM slots (depending on the processor generation), the SR665 supports a maximum memory capacity of 4TB, making it ideal for memory-bound applications like virtualization and in-memory databases. High memory bandwidth ensures consistent and fast application response.

Flexible and Scalable Storage Options

The SR665 is built to handle a wide range of storage scenarios with:

  • Up to 40 x 2.5” SAS/SATA/NVMe drives or

  • Up to 16 x 3.5” drives (based on backplane configuration)

  • NVMe U.2 and EDSFF support for low-latency storage

  • Optional M.2 boot drive support

  • Advanced RAID and HBA controller options

This flexibility makes it ideal for high-throughput transactional workloads, big data analytics, and hybrid storage architectures.

Expansive I/O and GPU Support

The SR665 features up to 11 PCIe Gen4 or Gen5 expansion slots (based on riser configuration), enabling:

  • High-speed network adapters

  • Storage controller cards

  • Up to 8 single-width or 3 double-width GPUs

This makes it a strong candidate for AI/ML training, VDI, and GPU-intensive analytics workloads.

Thermal Efficiency and Power Optimization

Designed for performance at scale, the SR665 features Lenovo’s energy-efficient cooling with variable-speed fans and smart thermal management. It supports both air-cooled and high-performance configurations, ensuring optimal efficiency in dense deployments.

End-to-End Security and Resilience

The SR665 is protected by Lenovo ThinkShield, offering:

  • Secure Boot and root of trust

  • TPM 2.0 support

  • Chassis intrusion detection

  • Digitally signed firmware

This layered approach secures the server across its lifecycle in alignment with Zero Trust principles.

Intelligent Systems Management

Lenovo XClarity Controller and XClarity Administrator streamline IT operations with:

  • Centralized health monitoring

  • Proactive alerting and diagnostics

  • Remote deployment and firmware updates

  • Seamless integration with VMware, Microsoft, and Red Hat ecosystems

Configuration Tips

  • Choose AMD EPYC 9004 Series CPUs for performance and power efficiency

  • Deploy NVMe U.2 or EDSFF storage for low-latency I/O

  • Configure with DDR5 memory for maximum bandwidth

  • Add GPU accelerators to support AI/ML and VDI workloads

Ideal Workloads

  • Virtualization and cloud infrastructure

  • AI/ML training and inference

  • High-performance databases and analytics

  • Software-defined storage (SDS)

  • Video rendering, VDI, and hybrid cloud workloads

  • Large-scale business applications (ERP, CRM)