Choose Your Product
No Product SelectedSelect Product
ThinkStation D20 Intel Xeon Processors - Overview

Xeon Processor

Features and specifications

Intel Xeon Quad Core processors from Lenovo offer the ideal solution for applications that incorporate streaming video, image processing, video content creation, and 3-D computer aided design (CAD) environments.

Offering highlights:

  • 57Y4399: Intel Xeon E5506 (2.13GHz, 800 FSB, 4MB L2 cache) Processor
  • 43R2038: Intel Xeon E5520 (2.26GHz, 1066 FSB, 8 MB L2 cache) Processor
  • 43R2039: Intel Xeon E5530 (2.40GHz, 1066 FSB, 8 MB L2 cache) Processor
  • 43R2040: Intel Xeon E5540 (2.53GHz, 1066 FSB, 8 MB L2 cache) Processor
  • 43R2042: Intel Xeon X5550 (2.66GHz, 1333 FSB, 8 MB L2 cache) Processor
  • 43R2043: Intel Xeon X5560 (2.80GHz, 1333 FSB, 8 MB L2 cache) Processor

Note: When adding a second processor, the second processor must match the installed processor.

Physical Specifications:

  • Intel Xeon Processor:
    • Height: 5 mm 0.2 in
    • Width: 38 mm 1.5 in
    • Depth: 38 mm 1.5 in
    • Weight: 0.1 kg 0.2 lbs
  • Fansink for E-Series and X-Series Processor:
    • Height: 75 mm 3.0 in
    • Width: 95 mm 3.7 in
    • Depth: 95 mm 3.7 in
    • Weight: 0.5 kg 1.0 lbs



3 year – Customer Replaceable Unit (CRU) Service

  • For 43R2038 - 43R2043:
    • Announce date: 21 Apr 2009 (Worldwide)
    • Availability date: 24 Apr 2009 (Worldwide)
    • Effective withdrawal date: October 2010
  • For 57Y4399:
    • Announce date: 27 Oct 2009 (Worldwide)
    • Availability date: 30 Oct 2009 (Worldwide)
    • Effective withdrawal date  : March 2012


Hardware compatibility
Machine Type - Models
ThinkStation D20



When installing a second processor, the second processor must match the existing installed processor. The system may not start or function properly if they are not identical.



Time: Approximately 30 minutes



  • Processor
  • Fansink
  • Setup Poster


Agency approvals



Additional product information
Service parts - Parts listing for your product
Lenovo Support: ThinkStation Workstation Reference List - A list of other options for ThinkStation sytsems

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

Country Availability
Document ID : PD005265
Legacy Document ID : MIGR-72848
Last Updated :
Copyright © Lenovo 2013, all rights reserved
Was this page helpful to you?YesNo

Select Task
Drivers & Software  
Guides & Manuals  
Diagnose & Fix  
Warranty & Services  

Support Help Index
Warranty Lookup
Product Detail
Technical Specifications - PSREF
Driver Matrix
KnowledgeBase Featured Articles
Community KnowledgeBase
Community Forums
Lenovo EMC
Windows 8 Support