Product comparison · 2 laptops

Lenovo ThinkPad R400 (744515G), HU vs Lenovo ThinkPad T400 (276552G), HU

118specifications compared
21differ
97identical
7known for one product only

Key differences

Processor model
- ThinkPad R400 (744515G), HU:P8400
- ThinkPad T400 (276552G), HU:P8700
Processor frequency
- ThinkPad R400 (744515G), HU:2.26 GHz
- ThinkPad T400 (276552G), HU:2.53 GHz
Processor socket
- ThinkPad R400 (744515G), HU:Socket 478
- ThinkPad T400 (276552G), HU:Socket 479
Stepping
- ThinkPad R400 (744515G), HU:M0
- ThinkPad T400 (276552G), HU:R0
CPU multiplier (bus/core ratio)
- ThinkPad R400 (744515G), HU:8.5
- ThinkPad T400 (276552G), HU:9.5
Internal memory
- ThinkPad R400 (744515G), HU:1 GB
- ThinkPad T400 (276552G), HU:2 GB
Memory layout (slots x size)
- ThinkPad R400 (744515G), HU:1 x 1 GB
- ThinkPad T400 (276552G), HU:1 x 2 GB
Total storage capacity
- ThinkPad R400 (744515G), HU:160 GB
- ThinkPad T400 (276552G), HU:320 GB

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R400 (744515G), HU, ThinkPad T400 (276552G), HU
125 specifications	A Lenovo ThinkPad R400 (744515G), HU View product	B Lenovo ThinkPad T400 (276552G), HU View product
Displayidentical
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor5 differ
Processor modelDiffers	P8400	P8700
Processor frequencyDiffers	2.26 GHz	2.53 GHz
Processor socketDiffers	Socket 478	Socket 479
SteppingDiffers	M0	R0
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	1 x 2 GB
Storage1 differ
Total storage capacityDiffers	160 GB	320 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 4500MHD	AMD Mobility Radeon HD 3470
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.256 GB
Audio1 differ
Audio systemDiffers	Intel HDA 24-bit	HDA 24-bit
Network2 differ
Networking featuresDiffers	WLAN, Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	Intel 5100AGN	Intel WiFi 5300AGN
Ports & interfaces1 differ
ExpressCard slotDiffers	Yes	No
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 features3 differ
Embedded options availableDiffers	Yes	No
Processor ARK IDDiffers	35569	37006
Processor codeDiffers	SL3BU	SLGFE
Battery2 differ
Number of battery cellsDiffers	4	6
Battery life (max)Differs	3.7 h	6.3 h
Weight & dimensions3 differ
WeightDiffers	2.3 kg	2.38 kg
WidthDiffers	355.5 mm	335 mm
HeightDiffers	34.9 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

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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