Product comparison · 2 laptops

Lenovo T400 (2767-R8G) vs Lenovo ThinkPad T400 (6474-44G)

102specifications compared
18differ
84identical
24known for one product only

Key differences

Processor model
- T400 (2767-R8G):T9400
- ThinkPad T400 (6474-44G):P8400
Processor frequency
- T400 (2767-R8G):2.53 GHz
- ThinkPad T400 (6474-44G):2.26 GHz
Processor cache
- T400 (2767-R8G):6 MB
- ThinkPad T400 (6474-44G):3 MB
Processor socket
- T400 (2767-R8G):Socket 479
- ThinkPad T400 (6474-44G):Socket 478
Stepping
- T400 (2767-R8G):E0
- ThinkPad T400 (6474-44G):M0
Thermal Design Power (TDP)
- T400 (2767-R8G):35 W
- ThinkPad T400 (6474-44G):25 W
CPU multiplier (bus/core ratio)
- T400 (2767-R8G):9.5
- ThinkPad T400 (6474-44G):8.5
Internal memory
- T400 (2767-R8G):2 GB
- ThinkPad T400 (6474-44G):3 GB

Side by side

Differences highlightedShow differences only

Comparison of T400 (2767-R8G), ThinkPad T400 (6474-44G)
126 specifications	A Lenovo T400 (2767-R8G)View product	B Lenovo ThinkPad T400 (6474-44G)View product
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Displayidentical
Display brightnessKnown for one	185 cd/m²	Unknown — not stated by the source
Processor8 differ
Processor modelDiffers	T9400	P8400
Processor frequencyDiffers	2.53 GHz	2.26 GHz
Processor cacheDiffers	6 MB	3 MB
Processor socketDiffers	Socket 479	Socket 478
Processor seriesDiffers	Intel Core 2 Duo T9000 Series	Intel Core 2 Duo P8000 Series
SteppingDiffers	E0	M0
Thermal Design Power (TDP)Differs	35 W	25 W
CPU multiplier (bus/core ratio)Differs	9.5	8.5
Memory1 differ
Internal memoryDiffers	2 GB	3 GB
Internal memory typeKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Memory clock speedKnown for one	1066 MHz	Unknown — not stated by the source
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 1 + 1 x 2 GB
Storage1 differ
HDD speedDiffers	7200 RPM	5400 RPM
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-ROM
Graphics2 differ
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Discrete graphics card modelDiffers	AMD Radeon HD 3470	Intel® GMA X4500HD
Discrete graphics card memoryKnown for one	0.25 GB	Unknown — not stated by the source
Graphics card familyDiffers	AMD	Intel
On-board graphics card modelKnown for one	Not available	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.384 GB
Networkidentical
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces2 differ
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot typeDiffers	No	Type II
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	0
Performanceidentical
Motherboard chipsetKnown for one	Intel® GM45 Express	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	ThinkPad UltraNav	Unknown — not stated by the source
Processor special features4 differ
Idle StatesDiffers	No	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Processor ARK IDDiffers	35562	35569
Processor codeDiffers	SLGEK	SL3BU
Batteryidentical
Battery life (max)Known for one	6.5 h	Unknown — not stated by the source
Securityidentical
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	2.13 kg
Other featuresidentical
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HD

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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