Product comparison · 2 laptops

Acer TravelMate 7720-2A2G16Mi vs Lenovo ThinkPad T400 Intel® Core™2 Duo P9500

98specifications compared
37differ
61identical
29known for one product only

Key differences

Display diagonal
- TravelMate 7720-2A2G16Mi:43.2 cm (17")
- ThinkPad T400 Intel® Core™2 Duo P9500:35.8 cm (14.1")
Processor family
- TravelMate 7720-2A2G16Mi:Intel Pentium Mobile
- ThinkPad T400 Intel® Core™2 Duo P9500:Intel® Core™2 Duo
Processor model
- TravelMate 7720-2A2G16Mi:T5270
- ThinkPad T400 Intel® Core™2 Duo P9500:P9500
Processor frequency
- TravelMate 7720-2A2G16Mi:1.4 GHz
- ThinkPad T400 Intel® Core™2 Duo P9500:2.53 GHz
Processor cache
- TravelMate 7720-2A2G16Mi:2 MB
- ThinkPad T400 Intel® Core™2 Duo P9500:6 MB
Processor front side bus
- TravelMate 7720-2A2G16Mi:800 MHz
- ThinkPad T400 Intel® Core™2 Duo P9500:1066 MHz
Processor socket
- TravelMate 7720-2A2G16Mi:Socket 478
- ThinkPad T400 Intel® Core™2 Duo P9500:LGA 3647 (Socket P)
Processor lithography
- TravelMate 7720-2A2G16Mi:65 nm
- ThinkPad T400 Intel® Core™2 Duo P9500:45 nm

Side by side

Differences highlightedShow differences only

Comparison of TravelMate 7720-2A2G16Mi, T400
127 specifications	A Acer TravelMate 7720-2A2G16Mi View product	B Lenovo ThinkPad T400 Intel® Core™2 Duo P9500 Model T400 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	Matt
Dual-screenKnown for one	Unknown — not stated by the source	No
Contrast ratio (typical)Known for one	Unknown — not stated by the source	300:1
Processor16 differ
Processor familyDiffers	Intel Pentium Mobile	Intel® Core™2 Duo
Processor modelDiffers	T5270	P9500
Processor frequencyDiffers	1.4 GHz	2.53 GHz
Processor cacheDiffers	2 MB	6 MB
Processor front side busDiffers	800 MHz	1066 MHz
Processor socketDiffers	Socket 478	LGA 3647 (Socket P)
Processor lithographyDiffers	65 nm	45 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core 2 Duo T5000 Series	Intel Core 2 Duo P9000 Series
Processor codenameDiffers	Merom	Penryn
SteppingDiffers	M0	C0
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	7	9.4
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.062 - 1.150 V
Memoryidentical
Internal memory typeKnown for one	DDR2-SDRAM	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Storage1 differ
Total storage capacityDiffers	160 GB	320 GB
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC, XD
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA X3100	AMD Mobility Radeon HD 3470
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.256 GB
Audioidentical
Audio systemKnown for one	High Definition Audio	Unknown — not stated by the source
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Camera1 differ
Front camera resolution (numeric)Differs	0.3 MP	1.3 MP
Networkidentical
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Wireless technologyKnown for one	IEEE 802.11b/g	Unknown — not stated by the source
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	4	3
Headphone outputsDiffers	1	2
Docking connectorDiffers	No	Yes
CardBus PCMCIA slots quantityDiffers	1	0
CardBus PCMCIA slot typeDiffers	Type II	No
SmartCard slotDiffers	Yes	No
TV-outDiffers	Yes	No
TV-out typeKnown for one	S-Video	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® PM965 Express	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Softwareidentical
Bundled softwareKnown for one	Acer Empowering Technology (Acer eNet, ePower, ePresentation, eDataSecurity, eLock, eRecovery, eSettings, ePerformance Management), Acer GridVista, Acer Launch Manager, Adobe Reader, CyberLink PowerDVD, NTI CD Maker, NTI Shadow	Unknown — not stated by the source
Processor special features4 differ
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Processor ARK IDDiffers	33096	35566
Processor codeDiffers	SLALK	SLGE8
Idle StatesKnown for one	Unknown — not stated by the source	No
Battery1 differ
Number of battery cellsDiffers	6	4
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	3.66 kg	2.3 kg
WidthDiffers	400 mm	335.5 mm
DepthDiffers	290 mm	238 mm
Height (front)Known for one	3.03 cm	Unknown — not stated by the source
Height (rear)Known for one	4.33 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	32 mm
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	335.5 x 238 x 32 mm
Other features2 differ
Infrared data portDiffers	Yes	No
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
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
Modem typeKnown for one	ITU V.92	Unknown — not stated by the source
Supplied AC adapter typeDiffers	AC	AC, UP
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business

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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