Lenovo recommends Windows Vista
™
Business.
Processor
Intel
®
Pentium
®
D Processor, Intel Pentium 4
Processor with HT Technology or Intel
®
Celeron
®
D Processor
Preloaded operating system
3
Genuine Windows Vista™ Business 32
Genuine Windows Vista Home Basic 32
Genuine Windows
®
XP Professional
Genuine Windows XP Home
Video graphics
(integrated)
Intel Graphics Media Accelerator 3000,
PCI Express 16-lane graphics slot* (full height)
Core chipset
Intel 946GZ Express
Memory
4
/max capacity
5
DDR 667MHz (PC2-5300) or
DDR 533MHz (PC2-4200)/4.0GB
Hard disk drive
6
80GB, 160GB, 250GB or
500GB (7200rpm) Serial ATA
Optical drive
(full-size)
CD-ROM, DVD-ROM, CD-RW/DVD-ROM Combo or
Multi-Burner Plus
Audio
(integrated)
AD 1986 HD;
Rear audio: line in, line out
Front audio: mic in, headphone out
Internal speaker
Security features
Client Security Solution (software)
Connectivity
(integrated)
Intel PRO/1000 Gigabit Ethernet
Expansion
4 slots (full height) x 4 bays
Dimensions
402x175x440mm (15.8x6.9x17.3")
Ports
6 USB 2.0 (2 front-access), 1 serial (second serial
option), 1 parallel, PS/2
®
mouse/keyboard, VGA
Keyboard
(varies by model)
Preferred Pro USB Full Size Keyboard
7
, Preferred
Pro USB Fingerprint Keyboard, Preferred Pro PS/2
Full Size Keyboard, Enhanced Performance USB
Keyboard or Enhanced Performance Wireless
Keyboard and Mouse
Mouse
(varies by model)
USB Optical Wheel Mouse (400DPI)
USB ScrollPoint
®
Optical Mouse (800DPI)
PS/2 2 Button Ball Mouse
PS/2 Optical Wheel Mouse
Visit
thinkcentre.com
for more information and
details by model.
Outstanding value comes standard.
Your choice of technologies, like the Intel 946GZ Express chipset for faster performance and new
Intel Dual Core Processors for multitasking and multimedia, make the ThinkCentre A55 desktop the
perfect solution. Easily configured to your needs, ThinkCentre A55 models suit the way you work,
right out of the box. Steel chassis with toolless access simplify service. And a choice of warranty
options
1
means you’re covered by international warranty service
2
when and where you need it.
Plus, TopSeller models have been designed and priced with small and medium businesses in mind.
Select models come preloaded with Genuine Windows Vista™ and are Microsoft
®
Office ready for
the 2007 Microsoft Office Business Suites. ThinkCentre A55 desktops are products of Lenovo, a
global company incorporating the former IBM PC Division. Find out more at
lenovo.com
ThinkCentre A55 Family specifications
IF IT MADE COFFEE, YOU’D NEVER LEAVE THE OFFICE.
A55 Tower Machine Type: 8705
Processor
Intel Pentium
D Processor, Intel Pentium 4 Processor
with HT Technology or Intel Celeron D Processor
Preloaded operating system
Genuine Windows Vista Business 32
Video graphics
(integrated)
Intel Graphics Media Accelerator 3000
Core chipset
Intel 946GZ Express
Memory/max capacity
DDR 667 MHz (PC2-5300) or
DDR 533 MHz (PC2-4200)/4GB
Hard disk drive
80GB, 160GB, 250GB or
500GB (7200 rpm) Serial ATA
Optical drive
(full-size)
CD-ROM, DVD-ROM, DVD/CD-RW
Combo or DVD Recordable
Audio
(integrated)
AD 1986 HD;
Rear audio: line in, line out,
Front audio: mic in, headphone out
Internal speaker
Security features
Client Security Solution (Software)
Connectivity
(integrated)
Gigabit
Expansion
2 slots x 3 bays
Dimensions
87.5x310x358mm (3.3x12.2x14.1")
Ports
6 USB 2.0 (2 front-access), 1 serial (second serial
optional), 1 parallel, PS/2 mouse/keyboard, VGA
Keyboard
Preferred Pro PS/2 Full Size Keyboard, Preferred
Pro USB Full Size Keyboard, Preferred Pro USB
Fingerprint Keyboard, Enhanced Performance
USB Keyboard or Enhanced Performance Wireless
Keyboard and Mouse
Mouse
(varies by model)
USB Optical Wheel Mouse (400DPI)
USB ScrollPoint Optical Mouse (800DPI)
A55 Small Form Factor: 9636
