Product comparison · 2 pcs/workstations

HP Compaq dc5100 microtower pc (EC956ET) vs Lenovo ThinkCentre A51 Pentium 4 630 HT 3.0GHz

77specifications compared
9differ
68identical
31known for one product only

Key differences

The HP Compaq dc5100 microtower pc (EC956ET) has 0.25 GB more internal memory than the Lenovo ThinkCentre A51 Pentium 4 630 HT 3.0GHz (0.5 GB vs 0.25 GB). The Lenovo ThinkCentre A51 Pentium 4 630 HT 3.0GHz has 10 W more power supply than the HP Compaq dc5100 microtower pc (EC956ET) (310 W vs 300 W). The Lenovo ThinkCentre A51 Pentium 4 630 HT 3.0GHz has 267 mm more width than the HP Compaq dc5100 microtower pc (EC956ET) (442 mm vs 175 mm). Video adapter resolution: 1920x1440@100Hz; 2048x1536@75Hz on the HP Compaq dc5100 microtower pc (EC956ET), 2048x1536 16777216 colors on the Lenovo ThinkCentre A51 Pentium 4 630 HT 3.0GHz. Networking features: Gigabit Ethernet on the HP Compaq dc5100 microtower pc (EC956ET), Ethernet/Fast Ethernet on the Lenovo ThinkCentre A51 Pentium 4 630 HT 3.0GHz.

Internal memory
- Compaq dc5100 microtower pc (EC956ET):0.5 GB
- ThinkCentre A51 Pentium 4 630 HT 3.0GHz:0.25 GB
Networking features
- Compaq dc5100 microtower pc (EC956ET):Gigabit Ethernet
- ThinkCentre A51 Pentium 4 630 HT 3.0GHz:Ethernet/Fast Ethernet
Power supply
- Compaq dc5100 microtower pc (EC956ET):300 W
- ThinkCentre A51 Pentium 4 630 HT 3.0GHz:310 W
Audio system
- Compaq dc5100 microtower pc (EC956ET):Integrated
- ThinkCentre A51 Pentium 4 630 HT 3.0GHz:SoundMAX Cadenza
Width
- Compaq dc5100 microtower pc (EC956ET):175 mm
- ThinkCentre A51 Pentium 4 630 HT 3.0GHz:442 mm
Depth
- Compaq dc5100 microtower pc (EC956ET):420 mm
- ThinkCentre A51 Pentium 4 630 HT 3.0GHz:401 mm
Height
- Compaq dc5100 microtower pc (EC956ET):366 mm
- ThinkCentre A51 Pentium 4 630 HT 3.0GHz:146 mm
Weight
- Compaq dc5100 microtower pc (EC956ET):11 kg
- ThinkCentre A51 Pentium 4 630 HT 3.0GHz:14 kg

Side by side

Differences highlightedShow differences only

Comparison of Compaq dc5100 microtower pc (EC956ET), ThinkCentre A51 Pentium 4 630 HT 3.0GHz
108 specifications	A HP Compaq dc5100 microtower pc (EC956ET)View product	B Lenovo ThinkCentre A51 Pentium 4 630 HT 3.0GHz View product
Processoridentical
Number of processors installedKnown for one	1	Unknown — not stated by the source
Processor technologyKnown for one	HT	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	0.5 GB	0.25 GB
Memory slotsKnown for one	4x DIMM	Unknown — not stated by the source
Storageidentical
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Storage drive controllerKnown for one	SMART III Serial ATA, 1.5GB/s	Unknown — not stated by the source
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-ROM
Storage drive typeKnown for one	Unknown — not stated by the source	SATA
Diskette drive memoryKnown for one	Unknown — not stated by the source	1.44 MB
Graphics1 differ
Graphics card RAMDACKnown for one	400 MHz	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
Video adapter resolutionDiffers	1920x1440@100Hz; 2048x1536@75Hz	2048x1536 16777216 colors
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel® GMA 900
Video adapter, busKnown for one	Unknown — not stated by the source	PCI Express
Network1 differ
Networking featuresDiffers	Gigabit Ethernet	Ethernet/Fast Ethernet
Ports & interfacesidentical
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
TV-outKnown for one	Unknown — not stated by the source	No
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	0
USB 1.1 ports quantityKnown for one	Unknown — not stated by the source	0
Expansion slotsidentical
Expansion slotsKnown for one	PCI express x1	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	300 W	310 W
Designidentical
External drive baysKnown for one	2x 5.25"; 2x 3.5"	Unknown — not stated by the source
Internal drive baysKnown for one	2x 3.5"	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Chassis typeKnown for one	Unknown — not stated by the source	Desktop
Softwareidentical
Compatible operating systemsKnown for one	Microsoft Windows XP Professional	Unknown — not stated by the source
Bundled softwareKnown for one	Microsoft Office SBE 2003 Norton Antivirus 2005	Unknown — not stated by the source
Operating system installedKnown for one	Unknown — not stated by the source	Windows XP Professional
Audio1 differ
Audio systemDiffers	Integrated	SoundMAX Cadenza
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-30 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	175 mm	442 mm
DepthDiffers	420 mm	401 mm
HeightDiffers	366 mm	146 mm
WeightDiffers	11 kg	14 kg
Other featuresidentical
Bundled hardwareKnown for one	Optical Mouse	Unknown — not stated by the source
Security featuresKnown for one	Unknown — not stated by the source	-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
Optical driveidentical
DVD read speedKnown for one	Unknown — not stated by the source	16x

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.

More pcs/workstations comparisons

All pcs/workstations comparisons