Overview - ThinkCentre M55e (type 9645)
Features and specifications
  • Intel® Pentium® 4 Processor 631 with HT Technology
  • Intel® Pentium® D Processor 820
  • Intel® Pentium® D Processor 915
  • Intel® Pentium® D Processor 925
  • Intel® Pentium® D Processor 935
  • Intel® Pentium® D Processor 945
  • Intel® Core 2 Duo Processor E4300
  • Intel® Core 2 Duo Processor E6300
  • Intel® Core 2 Duo Processor E6400
  • Intel® Core 2 Duo Processor E6600
  • Intel® Celeron® D Processor 356
  • 512MB, 1GB
  • Supports up to 4.0GB maximum memory
Hard drive
  • 80GB 7200RPM S-ATA
  • 160GB 7200RPM S-ATA
  • 250GB 7200RPM S-ATA
CD and DVD drive
  • 48x CD-ROM
  • 16x DVD-ROM
  • 48x32x48x16x CD-RW/DVD combo
  • Multi-Burner Plus 16x
  • Integrated Broadcom Gigabit Ethernet
  • Chassis intrusion switch (select models)
Operating System
  • Microsoft Windows XP Home
  • Microsoft Windows XP Professional
  • Microsoft Windows Vista Business 32
  • Microsoft Windows Vista Home Basic 32
ThinkVantage TechnologiesThinkVantage Technologies help our customers become more competitive by delivering industry-leading capabilities that improve productivity and reduce cost. ThinkVantage Technologies includes features such as deployment, backup, security (select models) and more.
Detailed specificationsAll specifications for the ThinkCentre M55e type (9645)
Note: Specifications are dependent on the machine type and model

View warranty status for a machine
Warranty information and service upgrades

For additional warranty information, refer to the Statement of Limited Warranty.

System locations, ports, and features
Locating front connectors
Locating rear connectors

Additional product information
Troubleshooting - Step-by-step instructions for solving common computer issues

Hardwrae Maintenance Manual - Information regarding diagnostics, hardware interfaces, and replacement (FRU) part numbers
Hardware replacement guide - Information on removing and replacing customer replacement units (CRUs), including power supply, system board, microprocessor, hard disk drive, memory, and adapter cards
User guide - General information including care and setup instructions
Safety and Warranty guide - Information regarding software recovery, the Statement of Limited Warranty, basic troubleshooting, and setup instructions

Service parts
Recovery CD

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 : PD004073
Legacy Document ID : MIGR-67159
Last Updated :
Copyright © Lenovo 2013, all rights reserved
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