Product comparison · 2 laptops

Acer TravelMate 7720G-834G64Bn vs Lenovo ThinkPad T61, ES

100specifications compared
31differ
69identical
34known for one product only

Key differences

The Acer TravelMate 7720G-834G64Bn has 0.4 GHz more processor frequency than the Lenovo ThinkPad T61, ES (2.4 GHz vs 2 GHz). The Lenovo ThinkPad T61, ES has 1 MB more processor cache than the Acer TravelMate 7720G-834G64Bn (4 MB vs 3 MB). The Lenovo ThinkPad T61, ES has 20 nm more processor lithography than the Acer TravelMate 7720G-834G64Bn (65 nm vs 45 nm). Only the Acer TravelMate 7720G-834G64Bn has Bluetooth. Only the Acer TravelMate 7720G-834G64Bn has DVI port.

Display diagonal
- TravelMate 7720G-834G64Bn:43.2 cm (17")
- ThinkPad T61, ES:39.1 cm (15.4")
Display resolution
- TravelMate 7720G-834G64Bn:1440 x 900 pixels
- ThinkPad T61, ES:1280 x 800 pixels
Processor model
- TravelMate 7720G-834G64Bn:T8300
- ThinkPad T61, ES:T7300
Processor frequency
- TravelMate 7720G-834G64Bn:2.4 GHz
- ThinkPad T61, ES:2 GHz
Processor cache
- TravelMate 7720G-834G64Bn:3 MB
- ThinkPad T61, ES:4 MB
Processor socket
- TravelMate 7720G-834G64Bn:Socket 479
- ThinkPad T61, ES:PBGA479, PPGA478
Processor lithography
- TravelMate 7720G-834G64Bn:45 nm
- ThinkPad T61, ES:65 nm
Processor codename
- TravelMate 7720G-834G64Bn:Penryn
- ThinkPad T61, ES:Merom

Side by side

Differences highlightedShow differences only

Comparison of TravelMate 7720G-834G64Bn, ThinkPad T61, ES
134 specifications	A Acer TravelMate 7720G-834G64Bn View product	B Lenovo ThinkPad T61, ES View product
Display2 differ
Display diagonalDiffers	43.2 cm (17")	39.1 cm (15.4")
Display resolutionDiffers	1440 x 900 pixels	1280 x 800 pixels
Processor11 differ
Processor modelDiffers	T8300	T7300
Processor frequencyDiffers	2.4 GHz	2 GHz
Processor cacheDiffers	3 MB	4 MB
Processor socketDiffers	Socket 479	PBGA479, PPGA478
Processor lithographyDiffers	45 nm	65 nm
Processor seriesDiffers	Intel Core 2 Duo T8000 Series	Intel Core 2 Duo T7000 Series
Processor codenameDiffers	Penryn	Merom
SteppingKnown for one	M0	Unknown — not stated by the source
TjunctionDiffers	105 °C	100 °C
Number of Processing Die TransistorsDiffers	410 M	291 M
Processing Die sizeDiffers	107 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	12	10
Memory1 differ
Internal memoryDiffers	4 GB	1 GB
Memory layout (slots x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage1 differ
Total storage capacityDiffers	320 GB	80 GB
Number of HDDs installedKnown for one	2	Unknown — not stated by the source
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-ROM
Graphics1 differ
Discrete graphics card modelDiffers	AMD Mobility Radeon HD 2600	Intel® GMA X3100
Discrete graphics card memoryKnown for one	0.512 GB	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	1.28 GB	Unknown — not stated by the source
Audioidentical
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Cameraidentical
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Front cameraKnown for one	Unknown — not stated by the source	No
Network1 differ
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	4	3
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
DVI portDiffers	Yes	No
Docking connectorDiffers	No	Yes
TV-outDiffers	Yes	No
TV-out typeKnown for one	S-Video	Unknown — not stated by the source
USB 1.1 ports quantityKnown for one	Unknown — not stated by the source	0
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Keyboard function keysKnown for one	12	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows XP Professional
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, Microsoft Office Ready 2007, NTI CD Maker, NTI Shadow	Unknown — not stated by the source
Processor special features1 differ
Processor ARK IDDiffers	33099	29760
Processor codeKnown for one	SLAPR	Unknown — not stated by the source
Battery1 differ
Number of battery cellsDiffers	8	6
Security1 differ
Cable lock slot typeDiffers	Kensington	IBM
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WeightDiffers	3.8 kg	2.58 kg
WidthDiffers	400 mm	357.5 mm
DepthDiffers	290 mm	255 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	30 mm
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	357.5 x 255 x 30 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 typeKnown for one	ITU V.92	Unknown — not stated by the source
Supplied AC adapter typeDiffers	AC, UP	AC
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	24x
CD write speedKnown for one	Unknown — not stated by the source	24x
CD rewrite speedKnown for one	Unknown — not stated by the source	24x
DVD read speedKnown for one	Unknown — not stated by the source	8x

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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