Product comparison · 2 pcs/workstations

HP Compaq dc7800 small form factor pc + L1740 monitor vs Lenovo ThinkCentre M57 Small Desktop (9181-A1G), SE

80specifications compared
14differ
66identical
27known for one product only

Key differences

Maximum internal memory
- Compaq dc7800 small form factor pc + L1740 monitor:8 GB
- ThinkCentre M57 Small Desktop (9181-A1G), SE:4 GB
Optical drive type
- Compaq dc7800 small form factor pc + L1740 monitor:DVD Super Multi
- ThinkCentre M57 Small Desktop (9181-A1G), SE:DVD-ROM
HDD interface
- Compaq dc7800 small form factor pc + L1740 monitor:SATA II
- ThinkCentre M57 Small Desktop (9181-A1G), SE:SATA
Discrete graphics card model
- Compaq dc7800 small form factor pc + L1740 monitor:Intel® GMA 3100
- ThinkCentre M57 Small Desktop (9181-A1G), SE:Intel® GMA X3100
Networking features
- Compaq dc7800 small form factor pc + L1740 monitor:Intel 82566DM Gigabit
- ThinkCentre M57 Small Desktop (9181-A1G), SE:Gigabit Ethernet
USB 2.0 ports quantity
- Compaq dc7800 small form factor pc + L1740 monitor:8
- ThinkCentre M57 Small Desktop (9181-A1G), SE:6
PS/2 ports quantity
- Compaq dc7800 small form factor pc + L1740 monitor:2
- ThinkCentre M57 Small Desktop (9181-A1G), SE:1
Chassis type
- Compaq dc7800 small form factor pc + L1740 monitor:SFF
- ThinkCentre M57 Small Desktop (9181-A1G), SE:Small Desktop

Side by side

Differences highlightedShow differences only

Comparison of Compaq dc7800 small form factor pc + L1740 monitor, ThinkCentre M57 Small Desktop (9181-A1G), SE
107 specifications	A HP Compaq dc7800 small form factor pc + L1740 monitor View product	B Lenovo ThinkCentre M57 Small Desktop (9181-A1G), SE View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor model	E6550	E6550
Processor cores	2	2
Processor threads	2	2
Processor frequency	2.33 GHz	2.33 GHz
Processor cache	4 MB	4 MB
Processor cache type	L2	L2
Processor front side bus	1333 MHz	1333 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithography	65 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core 2 Duo E6000 Series	Intel Core 2 Duo E6000 Series
Processor codename	Conroe	Conroe
Thermal Design Power (TDP)	65 W	65 W
Tcase	72 °C	72 °C
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die Transistors	291 M	291 M
Processing Die size	143 mm²	143 mm²
CPU multiplier (bus/core ratio)	7	7
Stepping	G0	G0
ECC supported by processor	No	No
Number of processors installedKnown for one	Unknown — not stated by the source	1
Memory1 differ
Internal memory	1 GB	1 GB
Maximum internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
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 capacity	160 GB	160 GB
Optical drive typeDiffers	DVD Super Multi	DVD-ROM
HDD interfaceDiffers	SATA II	SATA
HDD speed	7200 RPM	7200 RPM
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 3100	Intel® GMA X3100
Performanceidentical
Product type	PC	PC
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Networking featuresDiffers	Intel 82566DM Gigabit	Gigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	8	6
Ethernet LAN (RJ-45) ports	1	1
VGA (D-Sub) ports quantity	1	1
PS/2 ports quantityDiffers	2	1
Serial ports quantity	1	1
Parallel ports quantity	1	1
Audio inputKnown for one	Yes	Unknown — not stated by the source
Headphone outputsKnown for one	Unknown — not stated by the source	1
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
Microphone inKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power requirementsDiffers	90 – 264 V / 100 – 240 V, 50/60 Hz, 47 – 63 Hz	115-230V, 50/60Hz
Power consumption (typical)Known for one	240 W	Unknown — not stated by the source
Power availabilityKnown for one	Unknown — not stated by the source	280 W
Design1 differ
Chassis typeDiffers	SFF	Small Desktop
Country of originKnown for one	China	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Bundled softwareKnown for one	Unknown — not stated by the source	Yes
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	43.2 cm (17")	Unknown — not stated by the source
Display resolutionKnown for one	1280 x 1024 pixels	Unknown — not stated by the source
Contrast ratio (typical)Known for one	500:1	Unknown — not stated by the source
Display brightnessKnown for one	300 cd/m²	Unknown — not stated by the source
Viewing angle, horizontalKnown for one	150°	Unknown — not stated by the source
Viewing angle, verticalKnown for one	135°	Unknown — not stated by the source
DisplayKnown for one	TFT	Unknown — not stated by the source
Processor special featuresidentical
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
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	Yes	Yes
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	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)	Yes	Yes
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 ID	30783	30783
Processor code	SLA9X	SLA9X
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Thermal Monitoring Technologies	Yes	Yes
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	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
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 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
Expansion slotsidentical
Expansion slotsKnown for one	Unknown — not stated by the source	1x PCI Express 16X LP 1x PCI LP
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	AD1882
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
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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