Product comparison · 2 laptops

Acer Aspire 7520G-402G25Mi vs Lenovo ThinkPad X61s (7666-B4G), BE

54specifications compared
30differ
24identical
50known for one product only

Key differences

Display diagonal
- Aspire 7520G-402G25Mi:43.2 cm (17")
- ThinkPad X61s (7666-B4G), BE:30.7 cm (12.1")
Display resolution
- Aspire 7520G-402G25Mi:1440 x 900 pixels
- ThinkPad X61s (7666-B4G), BE:1024 x 768 pixels
Native aspect ratio
- Aspire 7520G-402G25Mi:16:10
- ThinkPad X61s (7666-B4G), BE:4:3
Processor model
- Aspire 7520G-402G25Mi:TL-58
- ThinkPad X61s (7666-B4G), BE:L7700
Processor frequency
- Aspire 7520G-402G25Mi:1.9 GHz
- ThinkPad X61s (7666-B4G), BE:1.8 GHz
Total storage capacity
- Aspire 7520G-402G25Mi:250 GB
- ThinkPad X61s (7666-B4G), BE:100 GB
Optical drive type
- Aspire 7520G-402G25Mi:DVD±RW
- ThinkPad X61s (7666-B4G), BE:No
Audio system
- Aspire 7520G-402G25Mi:High Definition Audio
- ThinkPad X61s (7666-B4G), BE:Intel HDA 24-bit

Side by side

Differences highlightedShow differences only

Comparison of Aspire 7520G-402G25Mi, ThinkPad X61s (7666-B4G), BE
104 specifications	A Acer Aspire 7520G-402G25Mi View product	B Lenovo ThinkPad X61s (7666-B4G), BE View product
Display3 differ
Display diagonalDiffers	43.2 cm (17")	30.7 cm (12.1")
Display resolutionDiffers	1440 x 900 pixels	1024 x 768 pixels
Native aspect ratioDiffers	16:10	4:3
Display brightnessKnown for one	200 cd/m²	Unknown — not stated by the source
Processor2 differ
Processor manufacturerKnown for one	Unknown — not stated by the source	Intel
Processor familyKnown for one	Unknown — not stated by the source	Intel® Core™2 Duo
Processor modelDiffers	TL-58	L7700
Processor coresKnown for one	Unknown — not stated by the source	2
Processor threadsKnown for one	Unknown — not stated by the source	2
Processor frequencyDiffers	1.9 GHz	1.8 GHz
Processor cacheKnown for one	Unknown — not stated by the source	4 MB
Processor cache typeKnown for one	Unknown — not stated by the source	L2
Processor front side busKnown for one	Unknown — not stated by the source	800 MHz
Processor socketKnown for one	Unknown — not stated by the source	Socket 479
Processor lithographyKnown for one	Unknown — not stated by the source	65 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor codenameKnown for one	Unknown — not stated by the source	Merom
Bus typeKnown for one	Unknown — not stated by the source	FSB
SteppingKnown for one	Unknown — not stated by the source	G0
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	17 W
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	291 M
Processing Die sizeKnown for one	Unknown — not stated by the source	143 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	8
Memoryidentical
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Memory layout (slots x size)Known for one	2 x 1 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	250 GB	100 GB
Optical drive typeDiffers	DVD±RW	No
Card reader integratedKnown for one	Unknown — not stated by the source	No
Graphicsidentical
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel® GMA X3100
Audio2 differ
Audio systemDiffers	High Definition Audio	Intel HDA 24-bit
Number of built-in speakersDiffers	2	1
Speaker powerKnown for one	Unknown — not stated by the source	0.5 W
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Network3 differ
Networking featuresDiffers	Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11b/g	Intel 4965AGN
BluetoothDiffers	Yes	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	4	3
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
DVI portDiffers	Yes	No
S/PDIF out portDiffers	Yes	No
Docking connectorDiffers	No	Yes
SmartCard slotDiffers	Yes	No
TV-outDiffers	Yes	No
TV-out typeKnown for one	S-Video	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Touchpad	Pointing Stick
Keyboard function keysKnown for one	12	Unknown — not stated by the source
Software2 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows Vista Business
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Bundled softwareDiffers	Acer Empowering Technology (Acer eNet, ePower, eAudio, ePresentation, eDataSecurity, eLock, eRecovery, eSettings, Management), Acer Arcade Deluxe + DV Wizard, VideoMagician, DVDivine, Acer HomeMedia, Acer GridVista, Acer Launch Manager, Adobe Reader, CyberLink Power Producer, Norton Internet Securit	Yes
Processor special featuresidentical
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	No
Processor ARK IDKnown for one	Unknown — not stated by the source	32243
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Battery2 differ
Number of battery cellsDiffers	6	8
Battery life (max)Differs	2 h	8.2 h
Security1 differ
Cable lock slot typeDiffers	Kensington	IBM
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	3.7 kg	1.5 kg
WidthDiffers	404 mm	211 mm
DepthDiffers	298 mm	268 mm
HeightDiffers	43 mm	20 mm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other features2 differ
Infrared data portDiffers	Yes	No
Modem typeDiffers	ITU V.92	V.92
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Wake-on-Ring readyKnown for one	Yes	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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