Lenovo ThinkCentre A55 8705

General

MPN: 8705A4U, 8705AKU, 8705C1U, 8705C2U, 8705M8U, 8705M9U, 8705M7U, 8705J5U, 8705J4U, 8705J3U, 8705K2U, 8705K1U, 870524U, 8705C6U, 870523U, 870522U, 870521U, 870533U, 870531U, 8705C7U, 870536U, 870535U, 8705DHU, 8705DMU, 8705DLU, 8705DKU, 8705C3U, 8705D7U, 8705D5U, 8705D4U, 8705DCU, 8705D6U, 8705M3U, 8705M2U, 8705M1U, 8705FAU, 8705FCU, 8705FHU, 8705FEU, 8705FGU, 8705P6U, 8705FFU, 8705FBU, 8705M6U, 8705G8U, 8705M4U, 8705G7U, 8705C8U, 8705G5U, 8705G9U, 8705G6U, 870502U, 870501U, 8705CTO

Type: Personal computer

Product Form Factor: Tower

Built-in Devices: Speaker

Width: 6.9 in

Depth: 17.3 in, 16.7 in

Height: 15.8 in, 16.1 in

Weight: 22 lbs

Color: Business black

Localization: English, English / United States

Windows Vista Certification: Windows Vista Capable, Windows Vista Premium Ready

Recommended Use: Small business, corporate business

Processor

Type: Intel Celeron D 336 / 2.8 GHz, Intel Celeron D 346 / 3.06 GHz, Intel Core 2 Duo E4300 / 1.8 GHz, Intel Core 2 Duo E6300 / 1.86 GHz, Intel Core 2 Duo E6400 / 2.13 GHz, Intel Pentium 4 524 / 3.06 GHz, Intel Pentium 4 541 / 3.2 GHz, Intel Pentium 4 631 / 3 GHz, Intel Pentium 4 641 / 3.2 GHz, Intel Pentium D 820 / 2.8 GHz, Intel Pentium D 915 / 2.8 GHz, Intel Pentium D 925 / 3 GHz, Intel Pentium D 935 / 3.2 GHz, Intel Pentium D 945 / 3.4 GHz, Intel Pentium Dual Core E2140 / 1.6 GHz, No CPU

64-bit Computing: Yes

Installed Qty: 1

Max Supported Qty: 1

Processor Main Features: Intel Extended Memory 64 Technology, Intel Execute Disable Bit, Intel Extended Memory 64 Technology, Intel Execute Disable Bit, Enhanced Intel SpeedStep Technology, Intel Extended Memory 64 Technology, Intel Execute Disable Bit, Enhanced Intel SpeedStep Technology, Intel Virtualization Technology, Hyper-Threading Technology, Intel Extended Memory 64 Technology, Intel Execute Disable Bit, Hyper-Threading Technology, Intel Extended Memory 64 Technology, Intel Execute Disable Bit, Enhanced Intel SpeedStep Technology

Multi-Core Technology: Dual-Core

Upgradability: Upgradable

Cache memory

Type: L2 cache

Installed Size: 256 KB, 2 MB, 1 MB, 4 MB

Cache Per Processor: 256 KB, 2 MB, 1 MB, 2 MB ( 2 x 1 MB ), 4 MB ( 2 x 2 MB )

Mainboard

Chipset Type: Intel 946GZ Express

Data Bus Speed: 533 MHz, 800 MHz, 1000 MHz

Ram

Installed Size: 256 MB / 4 GB (max), 1 GB / 4 GB (max), 0 MB / 4 GB (max), 512 MB / 4 GB (max)

Technology: DDR II SDRAM - non-ECC, DDR II SDRAM

Memory Speed: 533 MHz, 667 MHz

Memory Specification Compliance: PC2-4200, PC2-5300

Form Factor: DIMM 240-pin

Features: Unbuffered, two DDR channels, Two DDR channels

Configuration Features: 1 x 256 MB, 1 x 1 GB, 2 x 512 MB, 1 x 512 MB

Storage controller

Type: 1 x Serial ATA - integrated

Controller Interface Type: Serial ATA-300

Channel Qty: 2

Storage controller (2nd)

Type: 1 x IDE - integrated

Controller Interface Type: ATA-100

Channel Qty: 1

Storage

Hard Drive: 1 x 80 GB - standard - Serial ATA-300 - 7200 rpm, 1 x 80 GB - standard - Serial ATA-300 - 7200 rpm - vibration dampening, None., 1 x 160 GB - standard - Serial ATA-300 - 7200 rpm - vibration dampening, 1 x 160 GB - standard - Serial ATA-300 - 7200 rpm, 1 x 250 GB - standard - Serial ATA-300 - 7200 rpm - vibration dampening, 1 x 250 GB - standard - Serial ATA-300 - 7200 rpm

Optical storage

Type: CD-ROM - IDE, DVD-ROM - IDE, CD-RW / DVD-ROM combo - IDE, DVD±RW (±R DL) / DVD-RAM - IDE

Read Speed: 48x, 48x (CD) / 16x (DVD), 40x (CD) / 16x (DVD), 16x

Write Speed: 48x, 40x (CD) / 16x (DVD±R) / 8x (DVD±R DL)

Rewrite Speed: 32x, 32x (CD) / 6x (DVD-RW) / 8x (DVD+RW) / 12x (DVD-RAM)

Disc Labeling Technology: LightScribe Technology

Monitor

Monitor Type: None.

Graphics controller

Type: Integrated

Graphics Processor / Vendor: Intel GMA 3000

Video Memory: Dynamic Video Memory Technology 4.0

Max Allocated RAM Size: 256 MB

Audio output

Type: Sound card - integrated

Compliant Standards: SoundMAX, SoundMAX, High Definition Audio, AC '97, SoundMAX Cadenza

Speaker(s): Jazz Infinity - 2 x right / left channel, 2 x right / left channel

Input device

Type: Mouse, keyboard

Power

Device Type: Power supply

Keyboard

Keyboard Name: Preferred Pro Full-size, Preferred Pro USB

Interface: PS/2, USB

Mouse

Technology: Optical

Interface: USB

Features: Scroll

Networking

Networking: Network adapter - PCI Express x1 - integrated

Ethernet Controller(s): Broadcom BCM5786

Data Link Protocol: Ethernet, Fast Ethernet, Gigabit Ethernet

Remote Management Protocol: DMI 2.0

Features: Wake on LAN (WoL), ACPI support

Compliant Standards: IEEE 802.3

Manufacturer's product description

Expansion / connectivity

Expansion Bays Total (Free):

• 2 ( 1 ) x front accessible - 5.25" x 1/2H
• 1 ( 1 ) x front accessible - 3.5" x 1/3H
• 1 ( 0 ) x internal - 3.5" x 1/3H, 2 ( 2 ) x front accessible - 5.25" x 1/2H
• 1 ( 1 ) x front accessible - 3.5" x 1/3H
• 1 ( 1 ) x internal - 3.5" x 1/3H, 2 ( 1 ) x front accessible - 5.25" x 1/2H
• 1 ( 0 ) x front accessible - 3.5" x 1/3H
• 1 ( 0 ) x internal - 3.5" x 1/3H, 2 ( 0 ) x front accessible - 5.25" x 1/2H
• 1 ( 1 ) x front accessible - 3.5" x 1/3H
• 1 ( 0 ) x internal - 3.5" x 1/3H

Expansion Slots Total (Free):

• 1 ( 0 ) x processor - LGA775 Socket
• 2 ( 1 ) x memory - DIMM 240-pin
• 2 ( 2 ) x PCI - half-length, full-height
• 1 ( 1 ) x PCI Express x1 - half-length, full-height
• 1 ( 1 ) x PCI Express x16 - half-length, full-height, 1 ( 0 ) x processor - LGA775 Socket
• 2 ( 2 ) x memory - DIMM 240-pin
• 2 ( 1 ) x PCI - half-length, full-height
• 1 ( 1 ) x PCI Express x1 - half-length, full-height
• 1 ( 1 ) x PCI Express x16 - half-length, full-height, 1 ( 0 ) x processor - LGA775 Socket
• 2 ( 0 ) x memory - DIMM 240-pin
• 2 ( 2 ) x PCI - half-length, full-height
• 1 ( 1 ) x PCI Express x1 - half-length, full-height
• 1 ( 1 ) x PCI Express x16 - half-length, full-height, 1 ( 0 ) x processor - LGA775 Socket
• 2 ( 1 ) x memory - DIMM 240-pin
• 2 ( 2 ) x PCI - half-length, full-height
• 1 ( 1 ) x PCI Express x16 - half-length, full-height
• 1 ( 1 ) x PCI Express x1 - half-length, full-height, 1 ( 0 ) x processor - LGA775 Socket
• 2 ( 1 ) x memory - DIMM 240-pin
• 2 ( 1 ) x PCI - half-length, full-height
• 1 ( 1 ) x PCI Express x1 - half-length, full-height
• 1 ( 1 ) x PCI Express x16 - half-length, full-height, 2 ( 1 ) x memory - DIMM 240-pin
• 1 ( 1 ) x PCI Express x16 - half-length, full-height
• 1 ( 1 ) x PCI Express x1 - half-length, full-height
• 2 ( 2 ) x PCI - half-length, full-height
• 1 ( 0 ) x processor - LGA775 Socket, 1 ( 1 ) x processor - LGA775 Socket
• 2 ( 2 ) x memory - DIMM 240-pin
• 2 ( 2 ) x PCI - half-length, full-height
• 1 ( 1 ) x PCI Express x1 - half-length, full-height
• 1 ( 1 ) x PCI Express x16 - half-length, full-height

Interfaces:

• 6 x Hi-Speed USB - 4 pin USB Type A ( 2 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 keyboard - generic - 6 pin mini-DIN (PS/2 style)
• 1 x mouse - generic - 6 pin mini-DIN (PS/2 style)
• 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-in - mini-phone stereo 3.5 mm
• 1 x audio - line-out - mini-phone stereo 3.5 mm
• 1 x microphone - input - mini-phone mono 3.5 mm ( 1 in front )
• 1 x headphones - output - mini-phone stereo 3.5 mm ( 1 in front ), 6 x Hi-Speed USB - 4 pin USB Type A ( 2 in front )
• 1 x microphone - input - mini-phone mono 3.5 mm ( 1 in front )
• 1 x headphones - output - 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 keyboard - generic - 6 pin mini-DIN (PS/2 style)
• 1 x mouse - generic - 6 pin mini-DIN (PS/2 style)
• 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-in - mini-phone stereo 3.5 mm
• 1 x audio - line-out - mini-phone stereo 3.5 mm, 6 x Hi-Speed USB - 4 pin USB Type A ( 2 in front )
• 1 x microphone - input - mini-phone mono 3.5 mm ( 1 in front )
• 1 x headphones - output - 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 mouse - generic - 6 pin mini-DIN (PS/2 style)
• 1 x keyboard - generic - 6 pin mini-DIN (PS/2 style)
• 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: Administrator password, hard drive password, power-on password, boot without keyboard or mouse, diskette I/O control, hard drive I/O control, parallel port I/O control, serial port I/O control, USB port control, boot sequence control, Security lock slot (cable lock sold separately), administrator password, hard drive 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, boot sequence control, Security lock slot (cable lock sold separately), administrator password, hard drive password, power-on password, boot without keyboard or mouse, diskette I/O control, hard drive I/O control, parallel port I/O control, serial port I/O control, USB port control, 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, 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, ACA, JEITA

Manufacturer Selling Program: TopSeller

Pricing Type: CTO

Power

Voltage Required: AC 120/230 V ( 50/60 Hz )

Power Provided: 230 Watt, 280 Watt

Operating system / software

OS Provided: Microsoft Windows XP Home Edition, Microsoft Windows Vista Business, Microsoft Windows XP Professional, Microsoft Windows Vista Home Basic

Microsoft Office Ready: Includes a preinstalled image of select 2007 Microsoft Office suites. Purchase a Medialess License Kit (MLK) to activate the software.

OS Certified: Microsoft Windows 2000 Professional, IBM PC DOS, Microsoft Windows XP Home Edition, Microsoft Windows XP Professional, Microsoft Windows XP Professional, Microsoft Windows Vista Home Basic, Microsoft Windows Vista Business, PC DOS, Microsoft Windows 2000 Professional, Microsoft Windows XP Home Edition, Microsoft Windows XP Professional, PC DOS, Microsoft Windows 2000 Professional, Microsoft Windows Vista Home Premium, Microsoft Windows XP Home Edition, Microsoft Windows XP Professional, Microsoft Windows Vista Home Basic, Microsoft Windows Vista Business, Microsoft Windows Vista Home Premium, PC DOS, Microsoft Windows 2000 Professional

Software: PC Doctor, ThinkVantage Rescue and Recovery, Lotus Notes Stand-alone Client license, Lotus SmartSuite Millennium license, ThinkVantage Productivity Center, Symantec Client Security (with 90 days of updates), Multimedia Center for Think Offerings, PC Doctor, InterVideo WinDVD, Symantec Client Security, Sonic RecordNow, InterVideo WinDVD Creator, ThinkVantage Rescue and Recovery, Sonic Solutions Drive Letter Access (DLA), ThinkVantage Client Security, Lotus Notes Stand-alone Client license, Lotus SmartSuite Millennium license, ThinkVantage Productivity Center, ThinkVantage System Update, Diskeeper Lite, Google Desktop, Google Picasa, Multimedia Center for Think Offerings, AOL, EarthLink, PC Doctor, InterVideo WinDVD, Symantec Client Security, Sonic RecordNow, ThinkVantage Rescue and Recovery, Sonic Solutions Drive Letter Access (DLA), ThinkVantage Client Security, Lotus Notes Stand-alone Client license, Lotus SmartSuite Millennium license, ThinkVantage Productivity Center, ThinkVantage System Update, Diskeeper Lite, Google Desktop, Google Picasa, Multimedia Center for Think Offerings, PC Doctor, InterVideo WinDVD, Symantec Client Security, Sonic RecordNow, ThinkVantage Rescue and Recovery, Sonic Solutions Drive Letter Access (DLA), ThinkVantage Client Security, Lotus Notes Stand-alone Client license, Lotus SmartSuite Millennium license, ThinkVantage Productivity Center, ThinkVantage System Update, Diskeeper Lite, Google Desktop, Google Picasa, Multimedia Center for Think Offerings, PC Doctor, InterVideo WinDVD, Sonic RecordNow, InterVideo WinDVD Creator, ThinkVantage Rescue and Recovery, Sonic Solutions Drive Letter Access (DLA), Lotus Notes Stand-alone Client license, Lotus SmartSuite Millennium license, ThinkVantage Productivity Center, Symantec Client Security (with 90 days of updates), Multimedia Center for Think Offerings, PC Doctor, InterVideo WinDVD, Sonic RecordNow, ThinkVantage Rescue and Recovery, Sonic Solutions Drive Letter Access (DLA), Lotus Notes Stand-alone Client license, Lotus SmartSuite Millennium license, ThinkVantage Productivity Center, Symantec Client Security (with 90 days of updates), Multimedia Center for Think Offerings, Adobe Acrobat Reader, PC Doctor, ThinkVantage System Migration Assistant, Google Toolbar, ThinkVantage Rescue and Recovery, ThinkVantage Client Security, Lotus Notes Stand-alone Client license, ThinkVantage System Update, Diskeeper Lite, Google Desktop, Google Picasa, Norton Internet Security 2006 (90 days subscription), ThinkVantage Productivity Center with Away Manager, PC Doctor, InterVideo WinDVD, ThinkVantage System Migration Assistant, Symantec Client Security, Sonic RecordNow, InterVideo WinDVD Creator, ThinkVantage Rescue and Recovery, Sonic Solutions Drive Letter Access (DLA), Adobe Reader, ThinkVantage Client Security, Lotus Notes Stand-alone Client license, Lotus SmartSuite Millennium license, ThinkVantage Productivity Center, ThinkVantage System Update, Diskeeper Lite, Google Picasa, Multimedia Center for Think Offerings, Windows Live Search, Windows Live Toolbar, PC Doctor, ThinkVantage System Migration Assistant, Symantec Client Security, Sonic RecordNow, ThinkVantage Rescue and Recovery, Sonic Solutions Drive Letter Access (DLA), Adobe Reader, ThinkVantage Client Security, Lotus Notes Stand-alone Client license, Lotus SmartSuite Millennium license, ThinkVantage Productivity Center, ThinkVantage System Update, Diskeeper Lite, Google Picasa, Multimedia Center for Think Offerings, Windows Live Search, Windows Live Toolbar

Manufacturer warranty

Service & Support: 1 year warranty

Service & Support Details: Limited warranty - parts and labor - 1 year - on-site, Limited warranty - parts and labor - 1 year - on-site - response time: next business day

Environmental parameters

Min Operating Temperature: 50 °F

Max Operating Temperature: 95 °F

Humidity Range Operating: 10 - 80%

Sound Emission: 29 dBA

Telecom

Modem: Fax / modem - PCI - plug-in card

Max Transfer Rate: 56 Kbps

Protocols & Specifications: ITU V.90

Card reader

Type: 9 in 1 card reader

Optical storage (2nd)

Read Speed: 16x

Type: DVD-ROM

Ciao

Listed on Ciao since : 12/28/2007