Product comparison · 2 laptops

Lenovo ThinkPad R500 (27163KG), UK vs Lenovo ThinkPad T400 (64741AG), UK

114specifications compared
27differ
87identical
11known for one product only

Key differences

Display diagonal
- ThinkPad R500 (27163KG), UK:39.1 cm (15.4")
- ThinkPad T400 (64741AG), UK:35.8 cm (14.1")
Display resolution
- ThinkPad R500 (27163KG), UK:1280 x 800 pixels
- ThinkPad T400 (64741AG), UK:1440 x 900 pixels
Processor model
- ThinkPad R500 (27163KG), UK:P8400
- ThinkPad T400 (64741AG), UK:T9400
Processor frequency
- ThinkPad R500 (27163KG), UK:2.26 GHz
- ThinkPad T400 (64741AG), UK:2.53 GHz
Processor cache
- ThinkPad R500 (27163KG), UK:3 MB
- ThinkPad T400 (64741AG), UK:6 MB
Processor socket
- ThinkPad R500 (27163KG), UK:Socket 478
- ThinkPad T400 (64741AG), UK:Socket 479
Stepping
- ThinkPad R500 (27163KG), UK:M0
- ThinkPad T400 (64741AG), UK:E0
Thermal Design Power (TDP)
- ThinkPad R500 (27163KG), UK:25 W
- ThinkPad T400 (64741AG), UK:35 W

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R500 (27163KG), UK, ThinkPad T400 (64741AG), UK
125 specifications	A Lenovo ThinkPad R500 (27163KG), UK View product	B Lenovo ThinkPad T400 (64741AG), UK 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
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor8 differ
Processor modelDiffers	P8400	T9400
Processor frequencyDiffers	2.26 GHz	2.53 GHz
Processor cacheDiffers	3 MB	6 MB
Processor socketDiffers	Socket 478	Socket 479
Processor seriesDiffers	Intel Core 2 Duo P8000 Series	Intel Core 2 Duo T9000 Series
SteppingDiffers	M0	E0
Thermal Design Power (TDP)Differs	25 W	35 W
CPU multiplier (bus/core ratio)Differs	8.5	9.5
Memory2 differ
Internal memoryDiffers	1 GB	2 GB
Memory layout (slots x size)Differs	1 x 1 GB	2 x 1 GB
Storage2 differ
Total storage capacityDiffers	80 GB	100 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
Optical drive typeKnown for one	DVD-ROM	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, MS Pro, SD, SDHC, xD	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Conexant Azalia 24-bit	HDA 24-bit
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Network3 differ
Networking featuresDiffers	WLAN, Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	Intel 5100AGN	Intel WiFi 5300AGN
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Processor special features4 differ
Idle StatesDiffers	Yes	No
Intel Enhanced Halt StateDiffers	Yes	No
Processor ARK IDDiffers	35569	35562
Processor codeDiffers	SL3BU	SLGEK
Battery1 differ
Battery life (max)Differs	4.5 h	6.6 h
Weight & dimensions4 differ
WeightDiffers	2.94 kg	2.2 kg
WidthDiffers	358.6 mm	335.5 mm
DepthDiffers	260 mm	239 mm
HeightDiffers	38.5 mm	31.9 mm
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Modem typeKnown for one	1	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	No	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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