Detailed specifications - ThinkCentre M55p (type 8800, 8804, 8808, 8792, 8796)
ArchitectureSecurity
CommunicationsSoftware
ExpansionStorage
PowerVideo

Architecture
System board / Form factor
  • Small Form Factor (2x3) with Intel® Q965 chipset
  • Supports Intel® Pentium® 4 processors with HT Technology 800MHz FSB and 1MB L2 cache
  • Supports Intel ®Core™ 2 Duo processor with 1066MHz FSB and 2MB L2 cache
  • Custom ATX form factor

Note: Hyperthreading is supported only with Microsoft Windows XP Service Pack 1. Hyperthreading must be disabled when using Windows 2000.

Processor
  • Intel® Pentium® 4 Processor 531 with HT Technology
  • Intel® Core™ 2 Duo Processor E6300
  • Intel® Core™ 2 Duo Processor E6400
  • Intel® Core™ 2 Duo Processor E6600
Cache
  • 1MB cache - Pentium ® 4 processors
  • 2MB or 4MB L2 cache - Core 2 Duo processors
Chipsets
  • Intel Q965
    • Integrated Intel Graphics Media Accelerator 3000
    • Q965 "G" Northbridge
    • ICH8 Southbridge
    • SMSC 5407 Super IO
IDE controller
  • need info
Memory
  • PC2-4200 memory supported
  • PC2-5300 memory supported
  • PC2-6400 memory supported
  • Two 240 pin DDR2 SDRAM UDIMM sockets
  • Supports a maximum memory up to 4GB
    • Total useable memory can be less than 4GB depending on the operating system and system configuration.
  • ECC or parity memory is not supported
For models without a separate video card, memory supports both system and video. Accessible system memory may be up to 64 MB less than the amount stated, depending on video mode.
Audio
  • Integrated High Definition (HD) PCI AC'97 2.3 compliant codec
  • ADI1983 HD CODEC
  • Front - Microphone-in, headphones out
  • Rear - Line-in, line-out
  • Jack sensing, jack retasking - software will automatically detect which jack the microphone is using.
  • Software-based audio (done by processor and ICH8)
Keyboard and mouse
  • Preferred Pro full-size keyboard
  • USB Optical Wheel mouse

Communications
Networking
  • Integrated Intel Gigabit
    • TPM v1.2

Expansion
Bays
  • One 3.5-in slim (half-inch height) diskette drive bay (populated on selected models)
  • One 3.5-in standard size HDD bay (populated)
  • One 5.25-in standard size height optical (populated)
External ports
  • Eight USB ( two in front, six in back) [Ver 2.0]
  • One Ethernet RJ-45
  • Two serial 9-pin 16550 compatible (select models may have a second serial port)
  • One parallel 25-pin parallel (EPP, ECP), IEEE 1284
  • VGA monitor port
  • Audio line in, headphone out, and microphone in jacks
  • No PS/2 mouse or keyboard connector
Slots
  • One PCI Express x 1 or one ADD 2-R slot (half length)
  • One PCI adapter slot (half length)

Power
Power management
  • ACPI 2.3
Power supply
  • 225 watt supply with variable fan speed (tower models)
  • 110 volt or 220 volt operation controlled by a switch on the back of the unit

Security
  • Security chip
  • One lock to secure both cover and entire system to fixed object:
    • Padlock loop (in rear for optional padlock), tower only
    • Security slot (in rear for optional cable)
    • No keylock
  • Power-on password
  • Configuration password (administrator password)
  • Hard drive password (user and master)
  • Boot sequence control
  • Boot without keyboard, mouse, or diskette
  • USB/Ethernet/serial/parallel/SATA/EIDE/diskette enable or disable
  • Disk, removable device, and network device password
  • Diskette write protect
  • Front USB port disablement
  • Cover intrusion switch (select models)

Security chip features:

  • Offers platform and user authentication (requires download of security software)
  • Executes all private key-related Public Key Infrastructure (PKI) operations right on the chip (requires third party digital certificate, not included)
  • Designed to enable secure storage of private keys (requires third party digital certificate)
  • Supports industry standard cryptographic interface (MSCAPI and PKCS#11)Provides more secure access authentication by coordinating with Windows logons and strengthening Lotus Notes logons
  • Encrypts and decrypts files, folders, and messages with 1024-bit digital signature and up to 256-bit key exchange
  • Digital signatures allow non-repudiation and data integrity
  • Integrates with optional biometrics and proximity badges
  • Adheres to the Trusted Computing Group specification recognized by over 180 companies
Software
Operating system

Note: Preloaded software utilizes the disk-to-disk recovery method. Select models ship without the Operating system.


Storage
Optical drive
  • 48x CD-ROM
  • 16x DVD-ROM
  • 48x32x48x16x CD-RW/DVD combo drive
  • Multi-burner Plus 16x
Hard drive features
  • 7200RPM Serial ATA supported

Video
Intel Graphics Media Accelerator 3000
  • 15-pin VGA output on planar
  • Uses Intel Dynamic Video Memory Technology (DVMT)

For models without a separate video card, memory supports both system and video. System memory used by video may be up to 32MB if the system has 128MB installed, up to 160MB if the system has 256MB installed, and up to 256MB if the system has 512MB or more system memory installed, depending on video mode.

Resolution, maximum color depth, and refresh rates
  • 640 x 480, 16M colors (120 Hz)
  • 800 x 600, 16M colors (120 Hz)
  • 1024 x 768, 16M colors (120 Hz)
  • 1152 x 864, 16M colors (100 Hz)
  • 1280 x 1024, 16M colors (120 Hz)
  • 1600 x 1200, 16M colors (120 Hz)
  • 1920 x 1080, 16M colors (100 Hz)
  • 1920 x 1200, 16M colors (75 Hz)
  • 1920 x 1440, 16M colors (85 Hz)
ATI Radeon X300SE
  • Native 16 lane PCI Express
  • Four extreme parallel 3D rendering pixel pipelines
  • Full DirectX 9 support
  • Smartshader™ 2.0 defines the level of realism in latest 2D/3D games and applications
  • Smoothvision™ 2.1 improves image quality by smoothing jagged edges, improving blurriness and refining background details during on-screen motion and at lower resolutions.
  • Hyper Z™ III ensures optimal hardware performance by discarding irrelevant object data that is not visible to the end-user on their display
  • Videoshader™ Seamless integration of pixel shaders with video in real time
  • Dual integrated display controllers
  • Dual integrated 10 bit per channel 400MHz DACs
  • Integrated TV Output support for up to 1024x768 resolution
Resolution, maximum color depth, and refresh rates
  • 640 x 480, 16M colors (200 Hz)
  • 800 x 600, 16M colors (200 Hz)
  • 1024 x 768, 16M colors (200 Hz)
  • 1152 x 864, 16M colors (200 Hz)
  • 1280 x 1024, 16M colors (160 Hz)
  • 1600 x 1200, 16M colors (120 Hz)
  • 1920 x 1080, 16M colors (120 Hz)
  • 1920 x 1200, 16M colors (100 Hz)
  • 1920 x 1440, 16M colors (90 Hz)
  • 2048 x 1536, 16M colors (85 Hz)
ATI Radeon X1600
  • Avivo video and display engine
  • 256MB DDR2 SDRAM memory
  • 128-bit bus width
  • Native 16 lane PCI Express
  • 15-pin VGA output
  • S-Video output
  • DVI-I output
  • Four extreme parallel 3D rendering pixel pipelines
  • Full DirectX 9 support
  • Shader model 3.0
  • 4:1 compression for normal maps and luminance maps
  • Supports dual monitors
Resolution, maximum color depth, and refresh rates
  • 640 x 480, 16M colors (200 Hz)
  • 800 x 600, 16M colors (200 Hz)
  • 1024 x 768, 16M colors (200 Hz)
  • 1280 x 1024, 16M colors (180 Hz)
  • 1600 x 1200, 16M colors (120 Hz)
  • 1920 x 1200, 16M colors (100 Hz)
  • 1920 x 1440, 16M colors (90 Hz)
  • 2048 x 1536, 16M colors (85 Hz)


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
AvailableWorldwide
Document ID : PD010899
Legacy Document ID : MIGR-65970
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  
Parts  
Accessories  

ADDITIONAL RESOURCES
Driver Matrix
COMMUNITY
KnowledgeBase Featured Articles
Community KnowledgeBase
Community Forums