Product comparison · 2 laptops

Acer Aspire 7720Z-2A2G12Mi vs Lenovo ThinkPad T400 (647419G), IT

106specifications compared
42differ
64identical
29known for one product only

Key differences

Display diagonal
- Aspire 7720Z-2A2G12Mi:43.2 cm (17")
- ThinkPad T400 (647419G), IT:35.8 cm (14.1")
Processor family
- Aspire 7720Z-2A2G12Mi:Intel Pentium Mobile
- ThinkPad T400 (647419G), IT:Intel® Core™2 Duo
Processor model
- Aspire 7720Z-2A2G12Mi:T2330
- ThinkPad T400 (647419G), IT:P8600
Processor frequency
- Aspire 7720Z-2A2G12Mi:1.6 GHz
- ThinkPad T400 (647419G), IT:2.4 GHz
Processor cache
- Aspire 7720Z-2A2G12Mi:1 MB
- ThinkPad T400 (647419G), IT:3 MB
Processor front side bus
- Aspire 7720Z-2A2G12Mi:533 MHz
- ThinkPad T400 (647419G), IT:1066 MHz
Processor socket
- Aspire 7720Z-2A2G12Mi:Socket 478
- ThinkPad T400 (647419G), IT:Socket 479
Processor lithography
- Aspire 7720Z-2A2G12Mi:65 nm
- ThinkPad T400 (647419G), IT:45 nm

Side by side

Differences highlightedShow differences only

Comparison of Aspire 7720Z-2A2G12Mi, ThinkPad T400 (647419G), IT
135 specifications	A Acer Aspire 7720Z-2A2G12Mi View product	B Lenovo ThinkPad T400 (647419G), IT View product
Display1 differ
Display diagonalDiffers	43.2 cm (17")	35.8 cm (14.1")
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Display brightnessKnown for one	200 cd/m²	Unknown — not stated by the source
Display response rise/fallKnown for one	8 ms	Unknown — not stated by the source
Processor15 differ
Processor familyDiffers	Intel Pentium Mobile	Intel® Core™2 Duo
Processor modelDiffers	T2330	P8600
Processor frequencyDiffers	1.6 GHz	2.4 GHz
Processor cacheDiffers	1 MB	3 MB
Processor front side busDiffers	533 MHz	1066 MHz
Processor socketDiffers	Socket 478	Socket 479
Processor lithographyDiffers	65 nm	45 nm
Processor seriesDiffers	Intel Pentium T2000 Series for Mobile	Intel Core 2 Duo P8000 Series
Processor codenameDiffers	Merom	Penryn
SteppingDiffers	M0	R1
Thermal Design Power (TDP)Differs	35 W	25 W
TjunctionDiffers	100 °C	105 °C
Number of Processing Die TransistorsDiffers	291 M	410 M
Processing Die sizeDiffers	143 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	12	9
Memory1 differ
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	120 GB	160 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
Card reader integratedDiffers	Yes	No
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA X3100	Intel® GMA 4500MHD
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	High Definition Audio	HDA 24-bit
Built-in subwooferKnown for one	Yes	Unknown — not stated by the source
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	Gigabit Ethernet, WLAN
Wireless technologyDiffers	IEEE 802.11b/g	Intel WiFi 5300AGN
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	4	3
S/PDIF out portDiffers	Yes	No
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	Yes	No
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	ThinkPad UltraNav
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows Vista Business
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Trial softwareKnown for one	Unknown — not stated by the source	Microsoft Office 2007
Processor special features5 differ
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Processor ARK IDDiffers	32432	35568
Processor codeDiffers	SLA4K	SLGDZ
Batteryidentical
Battery life (max)Known for one	Unknown — not stated by the source	6.6 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 & dimensions3 differ
WeightDiffers	3.36 kg	2.2 kg
WidthDiffers	404 mm	335.5 mm
DepthDiffers	298 mm	239 mm
HeightKnown for one	Unknown — not stated by the source	31.9 mm
Height (front)Known for one	3.8 cm	Unknown — not stated by the source
Height (rear)Known for one	4.3 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Infrared data portDiffers	Yes	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Wake-on-Ring readyKnown for one	Yes	Unknown — not stated by the source
Modem typeKnown for one	ITU V.92	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel GL960 Express	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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