Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M51 P4 540 HT 512MB 80GB XPP vs Lenovo ThinkCentre M52 P4 630 HT 512MB 80GB XPP

35specifications compared
12differ
23identical
50known for one product only

Key differences

Processor frequency
- ThinkCentre M51 P4 540 HT 512MB 80GB XPP:3.2 GHz
- ThinkCentre M52 P4 630 HT 512MB 80GB XPP:3 GHz
Internal memory type
- ThinkCentre M51 P4 540 HT 512MB 80GB XPP:DDR-SDRAM
- ThinkCentre M52 P4 630 HT 512MB 80GB XPP:DDR2-SDRAM
Discrete graphics card model
- ThinkCentre M51 P4 540 HT 512MB 80GB XPP:Intel® GMA 900
- ThinkCentre M52 P4 630 HT 512MB 80GB XPP:Intel® GMA 950
Power supply
- ThinkCentre M51 P4 540 HT 512MB 80GB XPP:310 W
- ThinkCentre M52 P4 630 HT 512MB 80GB XPP:225 W
Chassis type
- ThinkCentre M51 P4 540 HT 512MB 80GB XPP:Tower
- ThinkCentre M52 P4 630 HT 512MB 80GB XPP:SFF
Audio system
- ThinkCentre M51 P4 540 HT 512MB 80GB XPP:SoundMAX Cadenza
- ThinkCentre M52 P4 630 HT 512MB 80GB XPP:ADI 1891 HD
Width
- ThinkCentre M51 P4 540 HT 512MB 80GB XPP:175 mm
- ThinkCentre M52 P4 630 HT 512MB 80GB XPP:309 mm
Depth
- ThinkCentre M51 P4 540 HT 512MB 80GB XPP:450 mm
- ThinkCentre M52 P4 630 HT 512MB 80GB XPP:359 mm

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M51 P4 540 HT 512MB 80GB XPP, ThinkCentre M52 P4 630 HT 512MB 80GB XPP
85 specifications	A Lenovo ThinkCentre M51 P4 540 HT 512MB 80GB XPP View product	B Lenovo ThinkCentre M52 P4 630 HT 512MB 80GB XPP View product
Processor1 differ
Processor modelKnown for one	Unknown — not stated by the source	630
Processor coresKnown for one	Unknown — not stated by the source	1
Processor threadsKnown for one	Unknown — not stated by the source	2
Processor frequencyDiffers	3.2 GHz	3 GHz
Processor cacheKnown for one	Unknown — not stated by the source	2 MB
Processor cache typeKnown for one	Unknown — not stated by the source	L2
Bus typeKnown for one	Unknown — not stated by the source	FSB
FSB ParityKnown for one	Unknown — not stated by the source	No
Processor lithographyKnown for one	Unknown — not stated by the source	90 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Pentium 4 600 Series supporting Hyper-Threading Technology
Processor codenameKnown for one	Unknown — not stated by the source	Prescott
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	84 W
TcaseKnown for one	Unknown — not stated by the source	66.6 °C
Processor socketKnown for one	Unknown — not stated by the source	LGA 775 (Socket T)
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	169 M
Processing Die sizeKnown for one	Unknown — not stated by the source	135 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	15
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memory1 differ
Internal memory typeDiffers	DDR-SDRAM	DDR2-SDRAM
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 900	Intel® GMA 950
Power1 differ
Power supplyDiffers	310 W	225 W
Design1 differ
Chassis typeDiffers	Tower	SFF
Software1 differ
Bundled softwareDiffers	Lotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), Lotus SmartSuite Millennium, Access program, IBM Director Agent (web deliverable), ThinkVantage Client Security Software (web-downloadable), Norton AntiVirus 2004 OEM Version, PC Doctor diagnostics, ThinkVantage Rescue	Access Program; Rescue and Recovery, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC Doctor diagnostics
Processor special featuresidentical
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	No
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	No
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Insider™Known for one	Unknown — not stated by the source	No
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	No
Processor ARK IDKnown for one	Unknown — not stated by the source	27478
Processor package sizeKnown for one	Unknown — not stated by the source	37.5 x 37.5 mm
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Quick Sync Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	No
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Audio1 differ
Audio systemDiffers	SoundMAX Cadenza	ADI 1891 HD
Weight & dimensions4 differ
WidthDiffers	175 mm	309 mm
DepthDiffers	450 mm	359 mm
HeightDiffers	492 mm	85 mm
WeightDiffers	13.5 kg	8.5 kg
Other features1 differ
Security featuresDiffers	-Boot without keyboard or mouse -Configuration password -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	-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

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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