Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A52 P4 650 HT 3.4GHz vs Lenovo ThinkCentre M51, FR

32specifications compared
11differ
21identical
55known for one product only

Key differences

Processor frequency
- ThinkCentre A52 P4 650 HT 3.4GHz:3.4 GHz
- ThinkCentre M51, FR:3 GHz
Internal memory type
- ThinkCentre A52 P4 650 HT 3.4GHz:DDR2-SDRAM
- ThinkCentre M51, FR:DDR-SDRAM
Total storage capacity
- ThinkCentre A52 P4 650 HT 3.4GHz:160 GB
- ThinkCentre M51, FR:40 GB
Discrete graphics card model
- ThinkCentre A52 P4 650 HT 3.4GHz:AMD Radeon X700
- ThinkCentre M51, FR:Intel® GMA 900
Chassis type
- ThinkCentre A52 P4 650 HT 3.4GHz:Tower
- ThinkCentre M51, FR:Desktop
Audio system
- ThinkCentre A52 P4 650 HT 3.4GHz:ADI 1891 HD
- ThinkCentre M51, FR:SoundMAX Cadenza
Width
- ThinkCentre A52 P4 650 HT 3.4GHz:178 mm
- ThinkCentre M51, FR:175 mm
Height
- ThinkCentre A52 P4 650 HT 3.4GHz:430 mm
- ThinkCentre M51, FR:492 mm

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre A52 P4 650 HT 3.4GHz, ThinkCentre M51, FR
87 specifications	A Lenovo ThinkCentre A52 P4 650 HT 3.4GHz View product	B Lenovo ThinkCentre M51, FR 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	3.4 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	DDR2-SDRAM	DDR-SDRAM
Storage1 differ
Total storage capacityDiffers	160 GB	40 GB
Optical drive typeKnown for one	Unknown — not stated by the source	CD-ROM
Graphics1 differ
Discrete graphics card modelDiffers	AMD Radeon X700	Intel® GMA 900
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	48x
Ports & interfacesidentical
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Poweridentical
Power supply typeKnown for one	Unknown — not stated by the source	110~220V
Design1 differ
Chassis typeDiffers	Tower	Desktop
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), 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
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	ADI 1891 HD	SoundMAX Cadenza
Weight & dimensions3 differ
WidthDiffers	178 mm	175 mm
HeightDiffers	430 mm	492 mm
WeightDiffers	12.5 kg	13.5 kg
Other features1 differ
Security featuresDiffers	-Serial port I/O control -U-Bolt anchoring feature -Security slot (for attachment of optional cable lock) -Power on password -Hardfile I/O control -Parallel port I/O control -Boot without keyboard or mouse -Boot sequence control -Configuration password -Diskette boot inhibit -Diskette I/O control	-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
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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