| Compare Series Details |
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| Core Technology |
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A Series |
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A Series All-in-One |
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M Series |
| Genuine Windows® 7 Professional |
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| Windows® Lenovo Enhanced Experience PC |
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| Genuine Windows® Vista |
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| Intel® Core™ 2 Quad Processors |
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| DDR3 Memory |
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| Security and PC Management Tools |
| ThinkVantage Solutions |
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| ThinkVantage Client Security Solution |
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| ThinkVantage Rescue and Recovery |
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| Fingerprint reader keyboards |
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| Multimedia |
| HD Graphics Support |
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| Unique Features |
| Ultra small form factor (USFF) |
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| Small form factor (SFF) |
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| All-in-one form factor (AIO) |
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| Cost-saving/energy conservation features |
| ThinkVantage Power Manager |
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| Green fingerprint keyboard |
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| GREENGAURD certified |
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