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Lenovo ThinkSystem SR250 Server (E-2100)

Lenovo ThinkSystem SR250 is an affordable, single-socket 1U rack server for small and medium businesses that need optimized performance and flexibility for future growth, along with enterprise-class reliability, management, and security.

The SR250 server offers a wide range of processors — from Intel Celeron to Intel Xeon E Series. With support for a memory capacity of up to 128 GB and internal storage of up to 32 TB, the SR250 server is an ideal choice for small- to medium-sized business, workgroups, distributed locations, and web-scale workloads. 

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The SR250 server offers enterprise-class reliability features such as error correcting code (ECC), hot-swap components, and advanced RAID protection with flexible storage options at an affordable price. The SR250 server has a mere 19.6-inch (498 mm) deep chassis, helping customers reduce their business footprint. The SR250 server offers performance, energy efficiency, and serviceability features, such as NVMe PCIe SSDs, 80 PLUS Gold and Platinum certified power supplies, and easy access to upgrades and serviceable parts (such as memory DIMMs and adapter cards), which is not typically found in the single-socket value servers. The SR250 server offers easy-to-use, enterprise-class manageability to monitor server availability and perform remote management with the built-in Lenovo XClarity Controller.


One Intel Xeon E, Core i3, Pentium Gold, or Celeron processor


Intel C246


4 DIMM sockets (two memory channels with two DIMMs per channel). Support for ECC UDIMMs. Memory speed up to 2666 MHz

Memory Capacity:

Xeon E Series: Up to 128 GB (4x 32 GB UDIMMs; 32 GB UDIMMs require the UEFI version ISE114H or later) / Core i3, Pentium Gold, Celeron G Series: Up to 64 GB (4x 16 GB UDIMMs)

Memory Protection:

Error correction code (ECC)

Drive Bays (3.5-inch):

4 LFF (3.5-inch) SATA Simple Swap drive bays / 4 LFF (3.5-inch) SAS/SATA hot-swap drive bays.

Drive Bays (2.5-inch):

8 SFF (2.5-inch) SAS/SATA hot-swap drive bays / 10 SFF (2.5-inch) hot-swap drive bays: 10x 2.5" SAS/SATA Or 8x 2.5" SAS/SATA & 2x 2.5" NVMe PCIe.

Security Features:

Power-on password, administrator's password, secure firmware updates, Trusted Platform Module (TPM) 1.2 or 2.0 (configurable UEFI setting). Optional lockable front bezel. Optional Nationz TPM (available only in PRC). Optional Lenovo Business Vantage security software (available only in PRC).

Form Factor:

1U rack-mount

Internal Storage Capacity - LFF models:

Up to 72 TB using 4x 18 TB SAS or SATA HDDs.

Internal Storage Capacity - SFF models:

38.4TB using 10x 3.84TB SATA SSDs

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