Product comparison · 2 laptops

Lenovo ThinkPad R500 (27163KG), UK vs Lenovo ThinkPad T400 (6474R2G), UK

111specifications compared
26differ
85identical
14known for one product only

Key differences

Display diagonal
- ThinkPad R500 (27163KG), UK:39.1 cm (15.4")
- ThinkPad T400 (6474R2G), UK:35.8 cm (14.1")
Processor model
- ThinkPad R500 (27163KG), UK:P8400
- ThinkPad T400 (6474R2G), UK:T9400
Processor frequency
- ThinkPad R500 (27163KG), UK:2.26 GHz
- ThinkPad T400 (6474R2G), UK:2.53 GHz
Processor cache
- ThinkPad R500 (27163KG), UK:3 MB
- ThinkPad T400 (6474R2G), UK:6 MB
Processor socket
- ThinkPad R500 (27163KG), UK:Socket 478
- ThinkPad T400 (6474R2G), UK:Socket 479
Stepping
- ThinkPad R500 (27163KG), UK:M0
- ThinkPad T400 (6474R2G), UK:E0
Thermal Design Power (TDP)
- ThinkPad R500 (27163KG), UK:25 W
- ThinkPad T400 (6474R2G), UK:35 W
CPU multiplier (bus/core ratio)
- ThinkPad R500 (27163KG), UK:8.5
- ThinkPad T400 (6474R2G), UK:9.5

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R500 (27163KG), UK, ThinkPad T400 (6474R2G), UK
125 specifications	A Lenovo ThinkPad R500 (27163KG), UK View product	B Lenovo ThinkPad T400 (6474R2G), UK View product
Display1 differ
Display diagonalDiffers	39.1 cm (15.4")	35.8 cm (14.1")
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
Memory1 differ
Internal memoryDiffers	1 GB	2 GB
Memory layout (slots x size)Known for one	1 x 1 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	80 GB	160 GB
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
Card reader integratedDiffers	Yes	No
Compatible memory cardsKnown for one	MMC, MS Pro, SD, SDHC, xD	Unknown — not stated by the source
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
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
Cameraidentical
Front cameraKnown for one	No	Unknown — not stated by the source
Network3 differ
Networking featuresDiffers	WLAN, Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	Intel 5100AGN	Intel WiFi 5100AGN
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Keyboardidentical
Pointing deviceKnown for one	ThinkPad UltraNav	Unknown — not stated by the source
Softwareidentical
Trial softwareKnown for one	Microsoft Office 2007	Unknown — not stated by the source
Processor special features4 differ
Idle StatesDiffers	Yes	No
Intel Enhanced Halt StateDiffers	Yes	No
Processor ARK IDDiffers	35569	35562
Processor codeDiffers	SL3BU	SLGEK
Battery2 differ
Number of battery cellsDiffers	6	9
Battery life (max)Differs	4.5 h	9.9 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
Modem typeKnown for one	1	Unknown — not stated by the source
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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