ThinkCentre M55 Desktop makes power seem effortless. It features steel-chassis designs for durability and serviceability and support the latest technology to help keep you ahead of the game.
1 x 160 GB - standard - Serial ATA-300 - 7200 rpm - vibration dampening
Optical Storage
Type
CD-RW / DVD-ROM combo - Serial ATA
Read Speed
48x (CD) / 16x (DVD)
Graphics Controller
Type
Integrated
Video Memory
Dynamic Video Memory Technology 4.0
Graphics Processor / Vendor
Intel GMA 3000
Max Allocated RAM Size
256 MB
Audio
Type
Sound card, integrated
Compliant Standards
SoundMAX, High Definition Audio
Networking
Networking
Network adapter - PCI Express x1 - integrated
Ethernet Controller(s)
Broadcom BCM5755
Data Link Protocol
Ethernet, Fast Ethernet, Gigabit Ethernet
Remote Management Protocol
DMI 2.0
Features
Wake on LAN (WoL), ACPI support
Expansion
Expansion Bays Total (Free)
2 ( 1 ) x front accessible - 5.25" x 1/2H
1 ( 1 ) x front accessible - 3.5" x 1/3H
2 ( 1 ) x internal - 3.5" x 1/3H
Expansion Slots Total (Free)
1 ( 0 ) x processor - LGA775 Socket
4 ( 2 ) x memory - DIMM 240-pin
1 ( 1 ) x PCI Express x16 - full-length, full-height
1 ( 1 ) x PCI Express x1 - full-length, full-height
2 ( 2 ) x PCI - full-length, full-height
Interfaces
10 x Hi-Speed USB - 4 pin USB Type A ( 2 in front ) 1 x headphones - output - mini-phone stereo 3.5 mm ( 1 in front )
1 x microphone - input - mini-phone stereo 3.5 mm ( 1 in front )
1 x serial - RS-232 - 9 pin D-Sub (DB-9)
1 x parallel - IEEE 1284 (EPP/ECP) - 25 pin D-Sub (DB-25)
1 x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45
1 x display / video - VGA - 15 pin HD D-Sub (HD-15)
1 x audio - line-out - mini-phone stereo 3.5 mm
1 x audio - line-in - mini-phone stereo 3.5 mm
Miscellaneous
Features
Security lock slot (cable lock sold separately), administrator password, power-on password, boot without keyboard or mouse, diskette I/O control, parallel port I/O control, serial port I/O control, USB port control, U-Bolt anchoring, boot sequence control
Compliant Standards
CE, UL, TUV GS, C-Tick, ISO 9241-3, VCCI Class B ITE, GOST, BSMI CNS 13438 Class B, cUL, EPA Energy Star, NOM, SABS, SASO, CB, FCC Part 15 B, CCC, IRAM, ACPI 2.3
Power
Device Type
Power supply
Voltage Required
AC 120/230 V ( 50/60 Hz )
Power Provided
310 Watt
Operating System / Software
OS Provided
Microsoft Windows Vista Business
OS Certified
PC DOS, Microsoft Windows 2000 Professional, Microsoft Windows XP Home Edition, Microsoft Windows XP Professional
Software
Adobe Acrobat Reader, PC Doctor, Norton Internet Security (90 days subscription), ThinkVantage Rescue and Recovery, ThinkVantage Client Security, Lotus Notes Stand-alone Client license, Lotus SmartSuite Millennium license, ThinkVantage System Update, Google Picasa, ThinkVantage Productivity Center with Away Manager, Diskeeper 9.0 Home
Physical
Dimensions (WxDxH)
7" x 17.7" x 17"
Weight
24.9 lbs
Warranty
3 year limited warranty
Lenovo ThinkCentre M55 8811 Desktop Features
Ease of Use Toolless-entry design offers unmatched serviceability and upgradability with completely toolless components. Easy-to-service chassis design helps increase uptime. On ThinkCentre M Series models, tooless components include the case, hard drives, floppy drives, optical devices and adapter cards - making it easy to upgrade.
Form Factors
Choice of form factors means a perfect fit to the needs of your business. The M55 Desktop provides PCI Express graphics slot capability in a smaller chassis. Other chassis include Tower and Ultra Small, which takes up to 75% less space than traditional desktop chassis. This space-saving design, along with industry-standard technology, provides ultimate flexibility.
Service Service and support are always there for you. The Productivity Center's Get Help and Support module offers dependable service, which is the foundation of a better ownership experience. Tools include 24/7 online support, automated solutions, and Ask an Expert, and are available from IBM in 164 countries.
Connectivity
Select ThinkCentre M Series desktops may offer integrated Gigabit Ethernet connections that are up to 10 times faster than existing 10/100 adapters when connecting to enabled servers.
Lenovo ThinkCentre M55 8811 Desktop Included Items
Lenovo ThinkCentre M55 8811 Desktop
Power Cord
Keyboard
Mouse
Documentation
Lenovo ThinkCentre M55 8811 Desktop Warranty Information
Warranty Length: 3 years
Covers: Parts and Labor
Details: 3 years limited warranty on parts and labor.
Provider: IBM
Contact: By Phone: IBM Technical Support (800) 426 7378, 1- 800 - IBM-SERV
1.800.814.5410 
858.764.8900 Mon-Fri 6AM-4PM PT
