Product comparison · 2 pcs/workstations

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

82specifications compared
31differ
51identical
10known for one product only

Key differences

The Lenovo ThinkCentre M52 P4 HT 630 3.0GHz 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 3.0GHz 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 3.0GHz 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 3.0GHz has enhanced Intel SpeedStep Technology.

Processor model
- ThinkCentre M52 P4 HT 630 3.0GHz:630
- TS ThinkCentre A51 P4 531-3.0G:530
Processor threads
- ThinkCentre M52 P4 HT 630 3.0GHz:2
- TS ThinkCentre A51 P4 531-3.0G:1
Processor frequency
- ThinkCentre M52 P4 HT 630 3.0GHz:3 GHz
- TS ThinkCentre A51 P4 531-3.0G:1.73 GHz
Processor cache
- ThinkCentre M52 P4 HT 630 3.0GHz:2 MB
- TS ThinkCentre A51 P4 531-3.0G:1 MB
Processor front side bus
- ThinkCentre M52 P4 HT 630 3.0GHz:800 MHz
- TS ThinkCentre A51 P4 531-3.0G:533 MHz
Processor lithography
- ThinkCentre M52 P4 HT 630 3.0GHz:90 nm
- TS ThinkCentre A51 P4 531-3.0G:65 nm
Processor codename
- ThinkCentre M52 P4 HT 630 3.0GHz:Prescott
- TS ThinkCentre A51 P4 531-3.0G:Merom
Thermal Design Power (TDP)
- ThinkCentre M52 P4 HT 630 3.0GHz: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 3.0GHz, TS ThinkCentre A51 P4 531-3.0G
92 specifications	A Lenovo ThinkCentre M52 P4 HT 630 3.0GHz View product	B Lenovo TS ThinkCentre A51 P4 531-3.0G View product
Processor13 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Pentium® 4	Intel® Pentium® 4
Processor modelDiffers	630	530
Processor cores	1	1
Processor threadsDiffers	2	1
Processor frequencyDiffers	3 GHz	1.73 GHz
Processor cacheDiffers	2 MB	1 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	533 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithographyDiffers	90 nm	65 nm
Processor operating modes	64-bit	64-bit
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
ECC supported by processor	No	No
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
Storageidentical
Total storage capacity	80 GB	80 GB
Optical drive type	DVD-ROM	DVD-ROM
Storage drive type	SATA	SATA
Diskette drive memory	1.44 MB	1.44 MB
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
Video adapter, bus	PCI Express	PCI Express
Performanceidentical
Product type	PC	PC
Optical driveidentical
DVD read speed	16x	16x
Networkidentical
Networking features	Ethernet/Fast Ethernet/Gigabit Ethernet	Ethernet/Fast Ethernet/Gigabit Ethernet
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
PS/2 ports quantity	2	2
Parallel ports quantity	1	1
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
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	310 W	225 W
Design1 differ
Chassis typeDiffers	Tower	SFF
Software1 differ
Operating system installed	Windows XP Professional	Windows XP Professional
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
Displayidentical
Display included	No	No
Processor special features5 differ
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep TechnologyDiffers	Yes	No
Execute Disable Bit	Yes	Yes
Idle States	No	No
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	No	No
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)	No	No
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	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
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Audio1 differ
Audio systemDiffers	ADI 1891 HD	SoundMAX Cadenza
Weight & dimensions4 differ
WidthDiffers	178 mm	309 mm
DepthDiffers	450 mm	359 mm
HeightDiffers	430 mm	85 mm
WeightDiffers	12.5 kg	8.3 kg
Other features1 differ
Security featuresDiffers	-Diskette I/O control -Hardfile I/O control -Boot sequence control -Boot without keyboard or mouse -Configuration password -Diskette boot inhibit -U-Bolt anchoring feature -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Serial port 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 -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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