Product comparison · 2 laptops

Acer Aspire 8942G-728G12Bi vs Fujitsu LIFEBOOK E780

125specifications compared
61differ
64identical
40known for one product only

Key differences

Display diagonal
- Aspire 8942G-728G12Bi:46.7 cm (18.4")
- LIFEBOOK E780:39.6 cm (15.6")
Display resolution
- Aspire 8942G-728G12Bi:1920 x 1080 pixels
- LIFEBOOK E780:1366 x 768 pixels
Processor family
- Aspire 8942G-728G12Bi:Intel® Core™ i7
- LIFEBOOK E780:Intel® Core™ i3
Processor generation
- Aspire 8942G-728G12Bi:Intel® Core™ i7
- LIFEBOOK E780:3rd gen Intel® Core™ i3
Processor model
- Aspire 8942G-728G12Bi:i7-720QM
- LIFEBOOK E780:i3-330M
Processor cores
- Aspire 8942G-728G12Bi:4
- LIFEBOOK E780:2
Processor threads
- Aspire 8942G-728G12Bi:8
- LIFEBOOK E780:4
Processor frequency
- Aspire 8942G-728G12Bi:1.6 GHz
- LIFEBOOK E780:2.13 GHz

Side by side

Differences highlightedShow differences only

Comparison of Aspire 8942G-728G12Bi, LIFEBOOK E780
165 specifications	A Acer Aspire 8942G-728G12Bi View product	B Fujitsu LIFEBOOK E780 View product
Display2 differ
Display diagonalDiffers	46.7 cm (18.4")	39.6 cm (15.6")
Display resolutionDiffers	1920 x 1080 pixels	1366 x 768 pixels
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Display brightnessKnown for one	220 cd/m²	Unknown — not stated by the source
Display response rise/fallKnown for one	8 ms	Unknown — not stated by the source
Processor18 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	Intel® Core™ i7	3rd gen Intel® Core™ i3
Processor modelDiffers	i7-720QM	i3-330M
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor frequencyDiffers	1.6 GHz	2.13 GHz
Processor cacheDiffers	6 MB	3 MB
Processor socketDiffers	Socket 988	BGA 1288
Processor lithographyDiffers	45 nm	32 nm
Processor seriesDiffers	Intel Core i7-700 Mobile Series	Intel Core i3-300 Mobile Series
Processor codenameDiffers	Clarksfield	Arrandale
SteppingDiffers	B1	C2
Thermal Design Power (TDP)Differs	45 W	35 W
TjunctionDiffers	100 °C	105 °C
PCI Express configurationsDiffers	1x16, 2x8	1x16
Number of Processing Die TransistorsDiffers	774 M	382 M
Processing Die sizeDiffers	296 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	12	16
Processor boost frequencyKnown for one	2.8 GHz	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	8 GB	2 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage1 differ
Total storage capacityDiffers	1.28 TB	320 GB
Optical drive typeKnown for one	Unknown — not stated by the source	DVD Super Multi
Number of HDDs installedKnown for one	2	Unknown — not stated by the source
HDD capacityKnown for one	640 GB	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, MS PRO, SD, xD	Unknown — not stated by the source
Graphics1 differ
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon HD 5850	Intel® HD Graphics
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	500 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	667 MHz
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	High Definition Audio
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1.3 MP
Video capturing speedKnown for one	30 fps	Unknown — not stated by the source
Swivel webcamKnown for one	No	Unknown — not stated by the source
Network2 differ
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	802.11 a/b/g/n	802.11 b/g/n
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces9 differ
USB 2.0 ports quantityDiffers	5	4
HDMI ports quantityDiffers	1	0
S/PDIF out portDiffers	Yes	No
Docking connectorDiffers	No	Yes
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot typeDiffers	No	Type II
SmartCard slotDiffers	No	Yes
Modem (RJ-11) portsDiffers	0	1
Serial ports quantityDiffers	0	1
Line-inKnown for one	Yes	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® HM55 Express	Intel® QM57 Express
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	Touchpad
Keyboard number of keysKnown for one	Unknown — not stated by the source	86
Keyboard keystrokeKnown for one	Unknown — not stated by the source	2.7 mm
Keyboard key pitchKnown for one	Unknown — not stated by the source	1.9 cm
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Software3 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Optional operating system suppliedKnown for one	Unknown — not stated by the source	Windows XP Professional
Trial softwareDiffers	McAfee Internet Security Suite Microsoft Works with Office Home and Student 2007	Symantec Norton Internet Security
Bundled softwareDiffers	Acer Arcade Deluxe featuring Cinema, Album, Music, Acer HomeMedia Acer InstantOn Arcade Acer Bio-Protection Acer Crystal Eye Acer GridVista Acer Launch Manager Acer Backup Manager Acer PowerSmart Manager Acer eRecovery Management Acer GameZone Acer Video Conference Manager featuring Video Adobe Read	Adobe Acrobat Reader Application Panel Display Manager ShockSensor Utility Power Saving Utility Wireless Selector Utility EasyGuide Nero Essentials S Norton Internet Security
Processor special features14 differ
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Intel Clear Video TechnologyDiffers	No	Yes
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	No
Processor ARK IDDiffers	43122	47663
Processor codeDiffers	SLBLY	SLBNF
Processor package sizeDiffers	37.5 x 37.5 mm	rPGA 37.5x 37.5, BGA 34x28
Supported instruction setsDiffers	SSE4.2	SSE4.1, SSE4.2
Battery2 differ
Number of battery cellsDiffers	8	6
Battery capacityKnown for one	Unknown — not stated by the source	5200 mAh
Battery life (max)Differs	3 h	7 h
Power1 differ
AC adapter powerDiffers	71 W	80 W
AC adapter output currentKnown for one	Unknown — not stated by the source	4.22 A
AC adapter output voltageKnown for one	Unknown — not stated by the source	19 V
Battery life with optional 2nd batteryKnown for one	Unknown — not stated by the source	11 h
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 85%
Weight & dimensions4 differ
WeightDiffers	4.6 kg	2.7 kg
WidthDiffers	440 mm	372 mm
DepthDiffers	295 mm	255 mm
HeightDiffers	43.8 mm	36 mm
Dimensions (WxDxH)Known for one	440 x 295 x 43.8 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other features2 differ
Infrared data portDiffers	Yes	No
Compliance industry standardsKnown for one	Unknown — not stated by the source	WMI, PXE, BootP
Internal modemDiffers	No	Yes
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Modem typeKnown for one	Unknown — not stated by the source	V.92 MDC1.5
Designidentical
Product colourKnown for one	Black	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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