Product comparison · 2 pcs/workstations

HP Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC vs Lenovo ThinkCentre M57 Small Desktop (6087-A2G), SE

84specifications compared
19differ
65identical
56known for one product only

Key differences

Processor model
- Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC:E6850
- ThinkCentre M57 Small Desktop (6087-A2G), SE:E6550
Processor frequency
- Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC:3 GHz
- ThinkCentre M57 Small Desktop (6087-A2G), SE:2.33 GHz
CPU multiplier (bus/core ratio)
- Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC:9
- ThinkCentre M57 Small Desktop (6087-A2G), SE:7
Internal memory
- Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC:2 GB
- ThinkCentre M57 Small Desktop (6087-A2G), SE:1 GB
Total storage capacity
- Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC:160 GB
- ThinkCentre M57 Small Desktop (6087-A2G), SE:80 GB
Optical drive type
- Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC:DVD Super Multi
- ThinkCentre M57 Small Desktop (6087-A2G), SE:DVD-ROM
Discrete graphics card model
- Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC:Intel® GMA 3100
- ThinkCentre M57 Small Desktop (6087-A2G), SE:Intel® GMA X3100
PS/2 ports quantity
- Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC:2
- ThinkCentre M57 Small Desktop (6087-A2G), SE:1

Side by side

Differences highlightedShow differences only

Comparison of Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC, ThinkCentre M57 Small Desktop (6087-A2G), SE
140 specifications	A HP Compaq dc7800p Intel Core™2 Duo Processor E6850 2G/160G DVD+/-RW WVST Bus Small Form Factor PC View product	B Lenovo ThinkCentre M57 Small Desktop (6087-A2G), SE View product
Processor3 differ
Processor modelDiffers	E6850	E6550
Processor frequencyDiffers	3 GHz	2.33 GHz
CPU multiplier (bus/core ratio)Differs	9	7
Processor technologyKnown for one	Intel vPro	Unknown — not stated by the source
Number of processors installedKnown for one	Unknown — not stated by the source	1
Memory1 differ
Internal memoryDiffers	2 GB	1 GB
Memory clock speedKnown for one	667 MHz	Unknown — not stated by the source
Standard memory capacityKnown for one	2 MB	Unknown — not stated by the source
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 1 GB
Memory slotsKnown for one	Unknown — not stated by the source	4x DIMM
Storage2 differ
Total storage capacityDiffers	160 GB	80 GB
Optical drive typeDiffers	DVD Super Multi	DVD-ROM
Storage drive controllerKnown for one	SATA 3.0Gb/s NCQ SMART VI	Unknown — not stated by the source
Disk subsystem controllerKnown for one	SATA 3.0Gb/s	Unknown — not stated by the source
Diskette driveKnown for one	Optional	Unknown — not stated by the source
Storage drive typeKnown for one	160 GB	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 3100	Intel® GMA X3100
Maximum graphics card memoryKnown for one	0.256 GB	Unknown — not stated by the source
Video card featuresKnown for one	3D/2D Controller: support is fully compliant with Microsoft standard API such as Microsoft DirectX9, DirectXVA, VMR9, GDI/GDI+; OpenGL 1.4.; Integrated VGA Controller; integrated 400 MHz RAMDAC; 400 MHz Controller Clock Speed; Overlay Planes: Single overlay support with 5x3 filtering; Maximum Color	Unknown — not stated by the source
Video adapter, busKnown for one	PCI Express x16	Unknown — not stated by the source
Video card resolutionKnown for one	Maximum Vertical Refresh Rate: 85 Hz at up to 1920x1440, 75 Hz at 2048x1536	Unknown — not stated by the source
Networkidentical
Modem typeKnown for one	No	Unknown — not stated by the source
Ports & interfaces1 differ
PS/2 ports quantityDiffers	2	1
I/O portsKnown for one	Rear: 6 USB 2.0, 1 serial port, 1 optional serial port, 1 parallel port, 2 PS/2, 1 RJ-45, 1 VGA, audio in/out; Front: 2 USB 2.0, audio ports	Unknown — not stated by the source
Rear portsKnown for one	6 USB 2.0; 1 serial; 1 parallel; 2 PS/2; 1 RJ-45; 1 external VGA monitor; 1 audio in; 1 audio out	Unknown — not stated by the source
Rear ports noteKnown for one	6 USB 2.0; 1 serial; 1 parallel; 2 PS/2; 1 RJ-45; 1 external VGA monitor; 1 audio in; 1 audio out	Unknown — not stated by the source
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Expansion slots1 differ
Expansion slotsDiffers	1 low-profile PCI, 2 full-height PCI (optional), 1 low-profile PCI Express x16, 2 low-profile PCI Express x1	1x PCI Express 16X LP 1x PCI LP
Power1 differ
Power supply typeKnown for one	240W 80 Plus Active PFC	Unknown — not stated by the source
Power requirementsDiffers	Input voltage 90 – 264 / 100 – 240 VAC, 50/60 Hz, 47 – 63 Hz, active PFC (80% High Efficiency) Operating Voltage Range: 90 – 264 VAC; Rated Voltage Range: 100 – 240 VAC; Rated Line Frequency: 50/60 Hz; Operating Line Frequency Range: 47 – 63 Hz; Rated Input Current: 4.0 A; Rated Input Current 80 Plu	115-230V, 50/60Hz
Power supplyKnown for one	240 W	Unknown — not stated by the source
Power consumption (typical)Known for one	240 W	Unknown — not stated by the source
Power managementKnown for one	Operating Voltage Range: 90 – 264 VAC; Rated Voltage Range: 100 – 240 VAC; Rated Line Frequency: 50/60 Hz; Operating Line Frequency Range: 47 – 63 Hz; Rated Input Current: 4.0 A; Rated Input Current 80 Plus: 3.5 A; Current Leakage (NFPA 99): < 275 µA; System Heat Dissipation: Typical 198 btu/hr (50	Unknown — not stated by the source
Power availabilityKnown for one	Unknown — not stated by the source	280 W
Designidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Upgrade typeKnown for one	Windows Vista capable	Unknown — not stated by the source
Chassis typeKnown for one	Unknown — not stated by the source	Small Desktop
Software2 differ
Operating system installedDiffers	FreeDOS	Windows Vista Business
Applications supportedKnown for one	Windows Vista Premium ready	Unknown — not stated by the source
Compatible operating systemsKnown for one	Genuine Windows XP Home 32; Genuine Windows Vista Enterprise 32; Genuine Windows Vista Enterprise 64	Unknown — not stated by the source
Bundled softwareDiffers	HP ProtectTools Security Solutions, HP OpenView Configuration Management Solutions Agent, HP Backup & Recovery Manager, HP Insight Diagnostics, HP Client Foundation Suite (HP Client Manager, HP Systems Insight Manager, Altiris Local Recovery Pro Connector, Altiris Inventory Solution, Altiris Deploym	Yes
Driver LANKnown for one	Microsoft Windows Vista, Microsoft Windows XP, Microsoft Windows 2000	Unknown — not stated by the source
Processor special features2 differ
Processor ARK IDDiffers	30785	30783
Processor codeDiffers	SLA9U	SLA9X
Audio1 differ
Audio systemDiffers	High Definition Audio	AD1882
Audio includedKnown for one	Integrated High Definition audio with ADI1884 codec, 3D audio compliant with AC'97 Rev. 2.3, internal PC speaker	Unknown — not stated by the source
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
Relative humidityKnown for one	10 - 90%	Unknown — not stated by the source
Non-operating altitudeKnown for one	9144	Unknown — not stated by the source
Non-operating relative humidity (non-condensing)Known for one	5 - 90%	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	337 mm	310 mm
DepthDiffers	378 mm	358 mm
HeightDiffers	100 mm	875 mm
WeightDiffers	8.5 kg	7.42 kg
Size (imperial)Known for one	33.8 cm (13.3")	Unknown — not stated by the source
Weight (imperial)Known for one	18.75 lb	Unknown — not stated by the source
Packaging dataidentical
Package weightKnown for one	4.5 kg	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	ENERGY STAR qualified; EPEAT Gold; 80% efficient power supply	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	HP PS/2 2-Button Optical Scroll Mouse	Unknown — not stated by the source
Keyboard typeKnown for one	HP PS/2	Unknown — not stated by the source
Multimediaidentical
MultimediaKnown for one	Integrated High Definition audio with ADI1884 codec (all ports are stereo)	Unknown — not stated by the source
Featuresidentical
Manageability featuresKnown for one	Intel vPro technology enabled, helps to lower IT costs and simplify manageability	Unknown — not stated by the source
Security management descriptionKnown for one	Integrated 1.2 TPM Embedded Security Chip (except for Russia), HP Business PC Security Lock, HP USB Biometric Fingerprint Reader	Unknown — not stated by the source
Other featuresidentical
Security featuresKnown for one	Kensington Lock, Solenoid Hood Lock / Sensor	Unknown — not stated by the source
Drive baysKnown for one	1 external 5.25 inch, 1 external 3.5 inch 1 internal 3.5 inch	Unknown — not stated by the source
UNSPSC-codeKnown for one	43211507	Unknown — not stated by the source
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes

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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