Product comparison · 2 laptops

Lenovo ThinkPad R400 (744515G), CH vs Lenovo ThinkPad T400 (2765TDG), CH

115specifications compared
21differ
94identical
10known for one product only

Key differences

Processor model
- ThinkPad R400 (744515G), CH:P8400
- ThinkPad T400 (2765TDG), CH:P8600
Processor frequency
- ThinkPad R400 (744515G), CH:2.26 GHz
- ThinkPad T400 (2765TDG), CH:2.4 GHz
Processor socket
- ThinkPad R400 (744515G), CH:Socket 478
- ThinkPad T400 (2765TDG), CH:Socket 479
Stepping
- ThinkPad R400 (744515G), CH:M0
- ThinkPad T400 (2765TDG), CH:R1
CPU multiplier (bus/core ratio)
- ThinkPad R400 (744515G), CH:8.5
- ThinkPad T400 (2765TDG), CH:9
Internal memory
- ThinkPad R400 (744515G), CH:1 GB
- ThinkPad T400 (2765TDG), CH:2 GB
Total storage capacity
- ThinkPad R400 (744515G), CH:160 GB
- ThinkPad T400 (2765TDG), CH:250 GB
Discrete graphics card model
- ThinkPad R400 (744515G), CH:Intel® GMA 4500MHD
- ThinkPad T400 (2765TDG), CH:AMD Mobility Radeon HD 3470

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R400 (744515G), CH, ThinkPad T400 (2765TDG), CH
125 specifications	A Lenovo ThinkPad R400 (744515G), CH View product	B Lenovo ThinkPad T400 (2765TDG), CH View product
Displayidentical
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor5 differ
Processor modelDiffers	P8400	P8600
Processor frequencyDiffers	2.26 GHz	2.4 GHz
Processor socketDiffers	Socket 478	Socket 479
SteppingDiffers	M0	R1
CPU multiplier (bus/core ratio)Differs	8.5	9
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
Storage1 differ
Total storage capacityDiffers	160 GB	250 GB
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
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
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows XP Professional
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	35568
Processor codeDiffers	SL3BU	SLGDZ
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	2.13 kg
WidthDiffers	355.5 mm	335 mm
HeightDiffers	34.9 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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