Product comparison · 2 laptops

Lenovo ThinkPad R61i Intel® Core™2 Duo T5450 Laptop vs Lenovo ThinkPad T61 (7663-12G), BE

109specifications compared
28differ
81identical
14known for one product only

Key differences

Display diagonal
- ThinkPad R61i Intel® Core™2 Duo T5450 Laptop:39.1 cm (15.4")
- ThinkPad T61 (7663-12G), BE:35.8 cm (14.1")
Display resolution
- ThinkPad R61i Intel® Core™2 Duo T5450 Laptop:1280 x 800 pixels
- ThinkPad T61 (7663-12G), BE:1440 x 900 pixels
Processor model
- ThinkPad R61i Intel® Core™2 Duo T5450 Laptop:T5450
- ThinkPad T61 (7663-12G), BE:T7300
Processor frequency
- ThinkPad R61i Intel® Core™2 Duo T5450 Laptop:1.66 GHz
- ThinkPad T61 (7663-12G), BE:2 GHz
Processor cache
- ThinkPad R61i Intel® Core™2 Duo T5450 Laptop:2 MB
- ThinkPad T61 (7663-12G), BE:4 MB
Processor front side bus
- ThinkPad R61i Intel® Core™2 Duo T5450 Laptop:667 MHz
- ThinkPad T61 (7663-12G), BE:800 MHz
Processor socket
- ThinkPad R61i Intel® Core™2 Duo T5450 Laptop:Socket 479
- ThinkPad T61 (7663-12G), BE:PBGA479, PPGA478
Total storage capacity
- ThinkPad R61i Intel® Core™2 Duo T5450 Laptop:160 GB
- ThinkPad T61 (7663-12G), BE:80 GB

Side by side

Differences highlightedShow differences only

Comparison of R61i, ThinkPad T61 (7663-12G), BE
123 specifications	A Lenovo ThinkPad R61i Intel® Core™2 Duo T5450 Laptop Model R61i View product	B Lenovo ThinkPad T61 (7663-12G), BE View product
Display2 differ
Display diagonalDiffers	39.1 cm (15.4")	35.8 cm (14.1")
Display resolutionDiffers	1280 x 800 pixels	1440 x 900 pixels
Processor6 differ
Processor modelDiffers	T5450	T7300
Processor frequencyDiffers	1.66 GHz	2 GHz
Processor cacheDiffers	2 MB	4 MB
Processor front side busDiffers	667 MHz	800 MHz
Processor socketDiffers	Socket 479	PBGA479, PPGA478
Processor seriesDiffers	Intel Core 2 Duo T5000 Series	Intel Core 2 Duo T7000 Series
SteppingKnown for one	M0	Unknown — not stated by the source
Processor core voltage (AC)Known for one	1.075 - 1.175 V	Unknown — not stated by the source
Memoryidentical
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 1 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	160 GB	80 GB
Optical drive typeDiffers	DVD±RW	DVD-ROM
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA X3100	NVIDIA Quadro NVS 140M
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.128 GB
Audio1 differ
Audio systemDiffers	High Definition Audio	HDA 24-bit
Network3 differ
Networking featuresDiffers	Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11a/b/g	Intel 4965AGN
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 & interfaces3 differ
CardBus PCMCIA slots quantityDiffers	1	0
CardBus PCMCIA slot typeDiffers	Type II	No
TV-outDiffers	Yes	No
TV-out typeKnown for one	S-Video	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Bundled softwareKnown for one	Unknown — not stated by the source	Yes
Processor special features3 differ
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Processor ARK IDDiffers	30787	29760
Battery2 differ
Number of battery cellsDiffers	6	4
Battery life (max)Differs	5 h	3 h
Weight & dimensions4 differ
WeightDiffers	2.75 kg	2.3 kg
WidthDiffers	358 mm	335.5 mm
DepthDiffers	260 mm	237 mm
HeightDiffers	35 mm	27.6 mm
Dimensions (WxDxH)Known for one	358 x 260 x 35 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Designidentical
Product typeKnown for one	Laptop	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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