Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A55 Intel® Pentium® D 915 vs Lenovo ThinkCentre M55 Intel® Pentium® D 915

80specifications compared
8differ
72identical
13known for one product only

Key differences

Internal memory
- ThinkCentre A55 Intel® Pentium® D 915:0.5 GB
- ThinkCentre M55 Intel® Pentium® D 915:1 GB
Total storage capacity
- ThinkCentre A55 Intel® Pentium® D 915:80 GB
- ThinkCentre M55 Intel® Pentium® D 915:160 GB
Audio system
- ThinkCentre A55 Intel® Pentium® D 915:ADI 1986 A
- ThinkCentre M55 Intel® Pentium® D 915:ADI 1983 HD
Width
- ThinkCentre A55 Intel® Pentium® D 915:310 mm
- ThinkCentre M55 Intel® Pentium® D 915:276 mm
Depth
- ThinkCentre A55 Intel® Pentium® D 915:358 mm
- ThinkCentre M55 Intel® Pentium® D 915:270 mm
Height
- ThinkCentre A55 Intel® Pentium® D 915:85 mm
- ThinkCentre M55 Intel® Pentium® D 915:89 mm
Weight
- ThinkCentre A55 Intel® Pentium® D 915:8.5 kg
- ThinkCentre M55 Intel® Pentium® D 915:6.4 kg

Side by side

Differences highlightedShow differences only

Comparison of A55, M55
93 specifications	A Lenovo ThinkCentre A55 Intel® Pentium® D 915 Model A55 View product	B Lenovo ThinkCentre M55 Intel® Pentium® D 915 Model M55 View product
Memory1 differ
Internal memoryDiffers	0.5 GB	1 GB
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Storage1 differ
Total storage capacityDiffers	80 GB	160 GB
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® Q963 Express
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	24x
CD write speedKnown for one	Unknown — not stated by the source	24x
CD rewrite speedKnown for one	Unknown — not stated by the source	24x
DVD read speedKnown for one	Unknown — not stated by the source	8x
Ports & interfacesidentical
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
DVI portKnown for one	Yes	Unknown — not stated by the source
PS/2 ports quantityKnown for one	2	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Software1 differ
Bundled softwareDiffers	Adobe Acrobat Reader, Diskeeper Lite from Diskeeper, Google Desktop, Google Toolbar, Lotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium edition (license), Picasa, Symantec Client Security (OEM), ThinkVantage Client Security Software, ThinkVantage Productivity Center, ThinkVantage	Adobe Acrobat Reader, Diskeeper 9.0 Home Edition, Google Desktop, Google Toolbar, Microsoft Office Hybrid Pro image 2007, Picasa, ThinkVantage Client Security Solution, ThinkVantage Productivity Center, ThinkVantage Rescue & Recovery, ThinkVantage System Update, Sun JRE, Norton Internet Security (OE
Audio1 differ
Audio systemDiffers	ADI 1986 A	ADI 1983 HD
Weight & dimensions4 differ
WidthDiffers	310 mm	276 mm
DepthDiffers	358 mm	270 mm
HeightDiffers	85 mm	89 mm
WeightDiffers	8.5 kg	6.4 kg
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional
Designidentical
Chassis typeKnown for one	SFF	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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