Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A51 Intel® Pentium® 4 630 vs Lenovo ThinkCentre A53 Intel® Pentium® 4 524

80specifications compared
26differ
54identical
16known for one product only

Key differences

Processor model
- ThinkCentre A51 Intel® Pentium® 4 630:630
- ThinkCentre A53 Intel® Pentium® 4 524:524
Processor frequency
- ThinkCentre A51 Intel® Pentium® 4 630:3 GHz
- ThinkCentre A53 Intel® Pentium® 4 524:3.06 GHz
Processor cache
- ThinkCentre A51 Intel® Pentium® 4 630:2 MB
- ThinkCentre A53 Intel® Pentium® 4 524:1 MB
Processor front side bus
- ThinkCentre A51 Intel® Pentium® 4 630:800 MHz
- ThinkCentre A53 Intel® Pentium® 4 524:533 MHz
Tcase
- ThinkCentre A51 Intel® Pentium® 4 630:66.6 °C
- ThinkCentre A53 Intel® Pentium® 4 524:67.7 °C
Number of Processing Die Transistors
- ThinkCentre A51 Intel® Pentium® 4 630:169 M
- ThinkCentre A53 Intel® Pentium® 4 524:125 M
Processing Die size
- ThinkCentre A51 Intel® Pentium® 4 630:135 mm²
- ThinkCentre A53 Intel® Pentium® 4 524:112 mm²
CPU multiplier (bus/core ratio)
- ThinkCentre A51 Intel® Pentium® 4 630:15
- ThinkCentre A53 Intel® Pentium® 4 524:23

Side by side

Differences highlightedShow differences only

Comparison of A51, A53
96 specifications	A Lenovo ThinkCentre A51 Intel® Pentium® 4 630 Model A51 View product	B Lenovo ThinkCentre A53 Intel® Pentium® 4 524 Model A53 View product
Processor9 differ
Processor modelDiffers	630	524
Processor frequencyDiffers	3 GHz	3.06 GHz
Processor cacheDiffers	2 MB	1 MB
Processor front side busDiffers	800 MHz	533 MHz
Processor seriesDiffers	Intel Pentium 4 600 Series supporting Hyper-Threading Technology	Intel Pentium 4 500 Series supporting Hyper-Threading Technology
TcaseDiffers	66.6 °C	67.7 °C
Number of Processing Die TransistorsDiffers	169 M	125 M
Processing Die sizeDiffers	135 mm²	112 mm²
CPU multiplier (bus/core ratio)Differs	15	23
Memory2 differ
Internal memoryDiffers	0.25 GB	0.5 GB
Maximum internal memoryDiffers	4 GB	2 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x DIMM
Storageidentical
Storage drive typeKnown for one	SATA	Unknown — not stated by the source
Diskette drive memoryKnown for one	1.44 MB	Unknown — not stated by the source
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 900	MiRage
Video adapter resolutionKnown for one	2048x1536 16777216 colors	Unknown — not stated by the source
Video adapter, busKnown for one	PCI Express	Unknown — not stated by the source
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	48x
CD write speedKnown for one	Unknown — not stated by the source	48x
CD rewrite speedKnown for one	Unknown — not stated by the source	32x
Network1 differ
Networking featuresDiffers	Ethernet/Fast Ethernet	Gigabit Ethernet
Ports & interfacesidentical
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
TV-outKnown for one	No	Unknown — not stated by the source
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
USB 1.1 ports quantityKnown for one	0	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	310 W	280 W
Design1 differ
Chassis typeDiffers	Desktop	Tower
Softwareidentical
Bundled softwareKnown for one	Unknown — not stated by the source	Adobe Acrobat Reader, Diskeeper Lite from Diskeeper, Google Desktop, Google Toolbar, Lotus Notes Stand-alone Client, Lotus SmartSuite Millennium edition, PC Doctor diagnostics, Picasa, Symantec Client Security (OEM), ThinkVantage Client Security Software, ThinkVantage Productivity Center, ThinkVanta
Processor special features6 differ
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep TechnologyDiffers	Yes	No
Idle StatesDiffers	No	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Processor ARK IDDiffers	27478	27462
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	No	Yes
Audio1 differ
Audio systemDiffers	SoundMAX Cadenza	ADI 1986 A
Weight & dimensions4 differ
WidthDiffers	442 mm	175 mm
DepthDiffers	401 mm	440 mm
HeightDiffers	146 mm	402 mm
WeightDiffers	14 kg	10.9 kg
Other featuresidentical
Security featuresKnown for one	-Parallel port I/O control -Configuration password -Diskette boot inhibit -Diskette I/O control -Hardfile I/O control -Boot sequence control -Boot without keyboard or mouse -Power on password -Security slot (for attachment of optional cable lock) -Serial port I/O control -U-Bolt anchoring feature	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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