Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A51p P4 660 3.6GHz vs Lenovo ThinkCentre M51 P4 540 3.2GHz

35specifications compared
4differ
31identical
1known for one product only

Key differences

The Lenovo ThinkCentre A51p P4 660 3.6GHz has 0.4 GHz more processor frequency than the Lenovo ThinkCentre M51 P4 540 3.2GHz (3.6 GHz vs 3.2 GHz). Internal memory type: DDR2-SDRAM on the Lenovo ThinkCentre A51p P4 660 3.6GHz, DDR-SDRAM on the Lenovo ThinkCentre M51 P4 540 3.2GHz. Chassis type: Desktop on the Lenovo ThinkCentre A51p P4 660 3.6GHz, Tower on the Lenovo ThinkCentre M51 P4 540 3.2GHz.

Processor frequency
- ThinkCentre A51p P4 660 3.6GHz:3.6 GHz
- ThinkCentre M51 P4 540 3.2GHz:3.2 GHz
Internal memory type
- ThinkCentre A51p P4 660 3.6GHz:DDR2-SDRAM
- ThinkCentre M51 P4 540 3.2GHz:DDR-SDRAM
Chassis type
- ThinkCentre A51p P4 660 3.6GHz:Desktop
- ThinkCentre M51 P4 540 3.2GHz:Tower

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre A51p P4 660 3.6GHz, ThinkCentre M51 P4 540 3.2GHz
36 specifications	A Lenovo ThinkCentre A51p P4 660 3.6GHz View product	B Lenovo ThinkCentre M51 P4 540 3.2GHz View product
Processor1 differ
Processor frequencyDiffers	3.6 GHz	3.2 GHz
Memory1 differ
Internal memory typeDiffers	DDR2-SDRAM	DDR-SDRAM
Design1 differ
Chassis typeDiffers	Desktop	Tower
Other features1 differ
Security featuresDiffers	-Diskette boot inhibit -Boot without keyboard or mouse -Configuration password -Boot sequence control -Power on password -Kensington Lock Standard Enabled -Parallel port I/O control -Diskette I/O control -Embedded Security Subsystem standard -Hard disk drive password -Hardfile I/O control -Secure Da	-Diskette Boot inhibit -Diskette I/O control -Hard disk drive password -Hard drive I/O control -Padlock loop -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Serial port I/O control -oot without keyboard or mouse -Configuration password
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional

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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