Product comparison · 2 pcs/workstations

HP dc7900 SFF + Microsoft Office Small Business 2007 Activation License vs Lenovo ThinkCentre M57 Eco + 19" monitor

84specifications compared
29differ
55identical
8known for one product only

Key differences

The HP dc7900 SFF + Microsoft Office Small Business 2007 Activation License has 0.47 GHz more processor frequency than the Lenovo ThinkCentre M57 Eco + 19" monitor (3 GHz vs 2.53 GHz). The HP dc7900 SFF + Microsoft Office Small Business 2007 Activation License has 3 MB more processor cache than the Lenovo ThinkCentre M57 Eco + 19" monitor (6 MB vs 3 MB). The HP dc7900 SFF + Microsoft Office Small Business 2007 Activation License has 267 MHz more processor front side bus than the Lenovo ThinkCentre M57 Eco + 19" monitor (1333 MHz vs 1066 MHz). Only the Lenovo ThinkCentre M57 Eco + 19" monitor has display included. Only the HP dc7900 SFF + Microsoft Office Small Business 2007 Activation License has embedded options available.

Processor model
- dc7900 SFF + Microsoft Office Small Business 2007 Activation License:E8400
- ThinkCentre M57 Eco + 19" monitor:E7200
Processor frequency
- dc7900 SFF + Microsoft Office Small Business 2007 Activation License:3 GHz
- ThinkCentre M57 Eco + 19" monitor:2.53 GHz
Processor cache
- dc7900 SFF + Microsoft Office Small Business 2007 Activation License:6 MB
- ThinkCentre M57 Eco + 19" monitor:3 MB
Processor front side bus
- dc7900 SFF + Microsoft Office Small Business 2007 Activation License:1333 MHz
- ThinkCentre M57 Eco + 19" monitor:1066 MHz
Tcase
- dc7900 SFF + Microsoft Office Small Business 2007 Activation License:72.4 °C
- ThinkCentre M57 Eco + 19" monitor:74.1 °C
Number of Processing Die Transistors
- dc7900 SFF + Microsoft Office Small Business 2007 Activation License:410 M
- ThinkCentre M57 Eco + 19" monitor:228 M
Processing Die size
- dc7900 SFF + Microsoft Office Small Business 2007 Activation License:107 mm²
- ThinkCentre M57 Eco + 19" monitor:82 mm²
CPU multiplier (bus/core ratio)
- dc7900 SFF + Microsoft Office Small Business 2007 Activation License:9
- ThinkCentre M57 Eco + 19" monitor:9.5

Side by side

Differences highlightedShow differences only

Comparison of dc7900 SFF + Microsoft Office Small Business 2007 Activation License, ThinkCentre M57 Eco + 19" monitor
92 specifications	A HP dc7900 SFF + Microsoft Office Small Business 2007 Activation License View product	B Lenovo ThinkCentre M57 Eco + 19" monitor View product
Processor10 differ
Processor modelDiffers	E8400	E7200
Processor frequencyDiffers	3 GHz	2.53 GHz
Processor cacheDiffers	6 MB	3 MB
Processor front side busDiffers	1333 MHz	1066 MHz
Processor seriesDiffers	Intel Core 2 Duo E8000 Series	Intel Core 2 Duo E7000 Series
TcaseDiffers	72.4 °C	74.1 °C
Number of Processing Die TransistorsDiffers	410 M	228 M
Processing Die sizeDiffers	107 mm²	82 mm²
CPU multiplier (bus/core ratio)Differs	9	9.5
SteppingDiffers	E0	M0
Memory1 differ
Maximum internal memoryDiffers	16 GB	4 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage1 differ
Total storage capacityDiffers	160 GB	320 GB
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 4500M	Intel® GMA 3100
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	8	6
PS/2 ports quantityDiffers	2	0
Serial ports quantityDiffers	1	0
Power1 differ
Power supplyDiffers	240 W	120 W
Designidentical
Chassis typeKnown for one	SFF	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	48.3 cm (19")
Processor special features6 differ
Embedded options availableDiffers	Yes	No
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel Virtualization Technology (VT-x)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Processor ARK IDDiffers	33910	35348
Processor codeKnown for one	SLB9J	Unknown — not stated by the source
Processor package sizeDiffers	37.5 x 37.5 mm	37.5 mm
Audio1 differ
Audio systemDiffers	High Definition Audio	AD1882
Weight & dimensions4 differ
WidthDiffers	337 mm	275 mm
DepthDiffers	378 mm	242 mm
HeightDiffers	100 mm	81 mm
WeightDiffers	8.5 kg	3.72 kg
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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