Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M52 P4 HT 630 3Ghz vs Lenovo TS ThinkCentre A51 P4 531-3.0G

82specifications compared
26differ
56identical
9known for one product only

Key differences

The Lenovo ThinkCentre M52 P4 HT 630 3Ghz has 100 more processor model than the Lenovo TS ThinkCentre A51 P4 531-3.0G (630 vs 530). The Lenovo ThinkCentre M52 P4 HT 630 3Ghz has 1 more processor threads than the Lenovo TS ThinkCentre A51 P4 531-3.0G (2 vs 1). The Lenovo ThinkCentre M52 P4 HT 630 3Ghz has 1.27 GHz more processor frequency than the Lenovo TS ThinkCentre A51 P4 531-3.0G (3 GHz vs 1.73 GHz). Only the Lenovo TS ThinkCentre A51 P4 531-3.0G has embedded options available. Only the Lenovo ThinkCentre M52 P4 HT 630 3Ghz has enhanced Intel SpeedStep Technology.

Processor model
- ThinkCentre M52 P4 HT 630 3Ghz:630
- TS ThinkCentre A51 P4 531-3.0G:530
Processor threads
- ThinkCentre M52 P4 HT 630 3Ghz:2
- TS ThinkCentre A51 P4 531-3.0G:1
Processor frequency
- ThinkCentre M52 P4 HT 630 3Ghz:3 GHz
- TS ThinkCentre A51 P4 531-3.0G:1.73 GHz
Processor cache
- ThinkCentre M52 P4 HT 630 3Ghz:2 MB
- TS ThinkCentre A51 P4 531-3.0G:1 MB
Processor front side bus
- ThinkCentre M52 P4 HT 630 3Ghz:800 MHz
- TS ThinkCentre A51 P4 531-3.0G:533 MHz
Processor lithography
- ThinkCentre M52 P4 HT 630 3Ghz:90 nm
- TS ThinkCentre A51 P4 531-3.0G:65 nm
Processor codename
- ThinkCentre M52 P4 HT 630 3Ghz:Prescott
- TS ThinkCentre A51 P4 531-3.0G:Merom
Thermal Design Power (TDP)
- ThinkCentre M52 P4 HT 630 3Ghz:84 W
- TS ThinkCentre A51 P4 531-3.0G:27 W

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M52 P4 HT 630 3Ghz, TS ThinkCentre A51 P4 531-3.0G
91 specifications	A Lenovo ThinkCentre M52 P4 HT 630 3Ghz View product	B Lenovo TS ThinkCentre A51 P4 531-3.0G View product
Processor13 differ
Processor modelDiffers	630	530
Processor threadsDiffers	2	1
Processor frequencyDiffers	3 GHz	1.73 GHz
Processor cacheDiffers	2 MB	1 MB
Processor front side busDiffers	800 MHz	533 MHz
Processor lithographyDiffers	90 nm	65 nm
Processor codenameDiffers	Prescott	Merom
Thermal Design Power (TDP)Differs	84 W	27 W
TcaseDiffers	66.6 °C	67.7 °C
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Processor socketDiffers	LGA 775 (Socket T)	Socket AM2
Number of Processing Die TransistorsDiffers	169 M	291 M
Processing Die sizeDiffers	135 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	15	14
Processor core voltage (AC)Known for one	Unknown — not stated by the source	0.95 - 1.30 V
SteppingKnown for one	Unknown — not stated by the source	A1
Processor seriesKnown for one	Intel Pentium 4 600 Series supporting Hyper-Threading Technology	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	0.5 GB	0.25 GB
Maximum internal memoryDiffers	4 GB	2 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR-SDRAM
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 950	Intel® GMA 900
Video adapter resolutionKnown for one	Unknown — not stated by the source	2048x1536 16777216 colors
Ports & interfacesidentical
I/O portsKnown for one	Unknown — not stated by the source	8x USB 2.0
USB 2.0 ports quantityKnown for one	8	Unknown — not stated by the source
Software1 differ
Bundled softwareDiffers	Access Program; Rescue and Recovery, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC Doctor diagnostics	Lotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), IBM Director Agent (web deliverable), Access Program, ThinkVantage Client Security Solution, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 OEM Version, PC Doctor diagnostics
Processor special features5 differ
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep TechnologyDiffers	Yes	No
Processor ARK IDDiffers	27478	29733
Processor codeKnown for one	Unknown — not stated by the source	SLA2G
Processor package sizeDiffers	37.5 x 37.5 mm	35 mm
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Audio1 differ
Audio systemDiffers	ADI 1891 HD	SoundMAX Cadenza
Weight & dimensions1 differ
WeightDiffers	8.5 kg	8.3 kg
Other features1 differ
Security featuresDiffers	-Security slot (for attachment of optional cable lock) -Serial port I/O control -Power on password -Diskette I/O control -Hard disk drive password -Hard drive I/O control -Parallel port I/O control -Configuration password -Diskette Boot inhibit -Boot without keyboard or mouse	-Boot without keyboard or mouse -Configuration password -Diskette Boot inhibit -Diskette I/O control -Hard disk drive password -Hard drive I/O control -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Serial port I/O control -U-Bolt anchoring featu
Intel segment taggingKnown for one	Enterprise, Professional	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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