Balanced Design, Built for Business.

For cloud deployments, database, or virtualization workloads, trust ThinkServer racks for world-class performance, power-efficient designs, and extensive standard features at an affordable price.

  1. ThinkServer RS140 Rack Server

    New: Easily affordable, compact, entry-level 1U rack server with a purposeful design for small business or distributed environments.

  2. ThinkServer RD340 Rack Server

    New: Next-gen, highly efficient, 1U rack server loaded with built-in features at a great price.

  3. ThinkServer RD440 Rack Server

    New: Next-gen, value-oriented, 2U rack server with impressive storage capacity, manageability, and power-saving features.

  4. ThinkServer RD540 Rack Server

    New: Next-gen 1U rack server with the perfect blend of performance, memory, & I/O for your mainstream & virtualized workloads.

  5. ThinkServer RD640 Rack Server

    New: Next-gen, storage-rich 2U rack server perfect for virtualization & business-critical applications.

Compare Features

  • Standard on All Models
  • Available on Select Models
  • Not Available
BrandRack Servers

Rack Servers

RS140RD340RD440RD540RD640
Form Factor
1U Rack

1U Rack

Yes
Yes
No
Yes
No
2U Rack

2U Rack

No
No
Yes
No
Yes
Processor
Single Socket Intel® Xeon® E3-1200 v3 Series

Single Socket Intel® Xeon® E3-1200 v3 Series

Sel
No
No
No
No
Single Socket Intel® Core™ i3 Series

Single Socket Intel® Core™ i3 Series

Sel
No
No
No
No
Single Socket Intel® Pentium® Series

Single Socket Intel® Pentium® Series

Sel
No
No
No
No
Dual Socket, Intel® Xeon® E5-2600 v3 Series

Dual Socket, Intel® Xeon® E5-2600 v3 Series

No
No
No
No
No
Dual Socket Intel® Xeon® E5-2600 v2 Series

Dual Socket Intel® Xeon® E5-2600 v2 Series

No
No
No
Yes
Yes
Dual Socket Intel® Xeon® E5-2400 v2 Series

Dual Socket Intel® Xeon® E5-2400 v2 Series

No
Yes
Yes
No
No
Memory
Up to 32GB (4 slots)

Up to 32GB (4 slots)

Yes
No
No
No
No
Up to 192 GB (12 slots)

Up to 192 GB (12 slots)

No
Yes
Yes
No
No
Up to 320GB (20 slots)

Up to 320GB (20 slots)

No
No
No
Yes
Yes
Up to 768GB (24 slots)

Up to 768GB (24 slots)

No
No
No
No
No
Hard Drive
3.5" Fixed

3.5" Fixed

Sel
No
No
No
No
2.5" Fixed

2.5" Fixed

Sel
No
No
No
No
3.5" Hot-Swap

3.5" Hot-Swap

No
Sel
Sel
Sel
Sel
2.5" Hot-Swap

2.5" Hot-Swap

No
Sel
Sel
Sel
Sel
M.2 SSD

M.2 SSD

No
No
No
No
No
SD Card

SD Card

No
No
No
No
No
Storage Controller
Integrated ThinkServer RAID 100 (0/1/10/5*)

Integrated ThinkServer RAID 100 (0/1/10/5*)

*RAID 5 is only available with the optional upgrade key.

Yes
No
No
No
No
Integrated ThinkServer RAID 300 (0/1/10/5*)

Integrated ThinkServer RAID 300 (0/1/10/5*)

*RAID 5 is only available with the optional upgrade key.

No
Yes
Yes
No
No
ThinkServer RAID 500 Adapter (0/1/10/5*/6*)

ThinkServer RAID 500 Adapter (0/1/10/5*/6*)

*RAID 5 and RAID 6 are only available with the optional upgrade key.

Sel
Sel
Sel
Sel
Sel
ThinkServer RAID 700 Adapter (0/1/10/5/50/60)

ThinkServer RAID 700 Adapter (0/1/10/5/50/60)

Sel
Sel
Sel
Sel
Sel
ThinkServer RAID 710 Adapter (0/1/10/5/50/60)

ThinkServer RAID 710 Adapter (0/1/10/5/50/60)

No
Sel
Sel
Sel
Sel
ThinkServer RAID 110i AnvRAID Adapter (0/1/10/5*)

ThinkServer RAID 110i AnvRAID Adapter (0/1/10/5*)

*RAID 5 is only available with the optional upgrade key.

No
No
No
No
No
ThinkServer RAID 510i AnvRAID Adapter (0/1/10/5*)

ThinkServer RAID 510i AnvRAID Adapter (0/1/10/5*)

*RAID 5 is only available with the optional upgrade key.

No
No
No
No
No
ThinkServer RAID 720i AnvRAID Adapter (0/1/10/5/50/6/60)

ThinkServer RAID 720i AnvRAID Adapter (0/1/10/5/50/6/60)

No
No
No
No
No
ThinkServer RAID 720ix AnvRAID Adapter (0/1/10/5/50/6/60)

ThinkServer RAID 720ix AnvRAID Adapter (0/1/10/5/50/6/60)

No
No
No
No
No
Network Interface
1 x Integrated 1Gb Ethernet*

1 x Integrated 1Gb Ethernet*

* Dedicated management port.

No
No
No
No
No
Up to 1 x AnyFabric Slot*

Up to 1 x AnyFabric Slot*

* Choice of Ethernet NIC, Fibre, Channel HBA, or CNA.

No
No
No
No
No
Up to 2 x AnyFabric Slots*

Up to 2 x AnyFabric Slots*

* Choice of Ethernet NIC, Fibre, Channel HBA, or CNA.

No
No
No
No
No
2 x Integrated 1Gb Ethernet

2 x Integrated 1Gb Ethernet

No
No
No
Yes
Yes
3 x Integrated 1Gb Ethernet

3 x Integrated 1Gb Ethernet

Yes
Yes
Yes
No
No
Power
Fixed: 300 Watt

Fixed: 300 Watt

Yes
No
No
No
No
Redundant Hot-Swap: 550W

Redundant Hot-Swap: 550W

No
Yes
No
No
No
Redundant Hot-Swap: 800W

Redundant Hot-Swap: 800W

No
No
Yes
Yes
Yes
Redundant Hot-Swap: 550W/750W/1100W/1600W

Redundant Hot-Swap: 550W/750W/1100W/1600W

No
No
No
Yes
No
Redundant Hot-Swap: 550W/750W/1100W

Redundant Hot-Swap: 550W/750W/1100W

No
No
No
No
No
Management
Intel® Advanced Management Technology (AMT)

Intel® Advanced Management Technology (AMT)

Yes
No
No
No
No
ThinkServer Management Module

ThinkServer Management Module

No
Yes
Yes
Yes
Yes
ThinkServer System Manager

ThinkServer System Manager

No
No
No
No
No
RELIABILITY.

STEADFAST RELIABILITY.

Lenovo systems undergo stress tests to meet rigorous reliability standards. Many of our laptops pass 8 military tests for extreme condition with dust, vibration, heat, cold, altitude, water, and humidity.

SEE MORE REASONS