Product comparison · 2 laptops

Lenovo ThinkPad R500 (271682G), HU vs Lenovo ThinkPad T400 (647447G), HU

116specifications compared
19differ
97identical
10known for one product only

Key differences

The Lenovo ThinkPad R500 (271682G), HU has 0.13 GHz more processor frequency than the Lenovo ThinkPad T400 (647447G), HU (2.53 GHz vs 2.4 GHz). The Lenovo ThinkPad R500 (271682G), HU has 0.5 more CPU multiplier (bus/core ratio) than the Lenovo ThinkPad T400 (647447G), HU (9.5 vs 9). The Lenovo ThinkPad T400 (647447G), HU has 1 GB more internal memory than the Lenovo ThinkPad R500 (271682G), HU (3 GB vs 2 GB). Only the Lenovo ThinkPad R500 (271682G), HU has card reader integrated. Only the Lenovo ThinkPad R500 (271682G), HU has ExpressCard slot.

Display diagonal
- ThinkPad R500 (271682G), HU:39.1 cm (15.4")
- ThinkPad T400 (647447G), HU:35.8 cm (14.1")
Processor model
- ThinkPad R500 (271682G), HU:P8700
- ThinkPad T400 (647447G), HU:P8600
Processor frequency
- ThinkPad R500 (271682G), HU:2.53 GHz
- ThinkPad T400 (647447G), HU:2.4 GHz
Stepping
- ThinkPad R500 (271682G), HU:R0
- ThinkPad T400 (647447G), HU:R1
CPU multiplier (bus/core ratio)
- ThinkPad R500 (271682G), HU:9.5
- ThinkPad T400 (647447G), HU:9
Internal memory
- ThinkPad R500 (271682G), HU:2 GB
- ThinkPad T400 (647447G), HU:3 GB
Memory layout (slots x size)
- ThinkPad R500 (271682G), HU:1 x 2 GB
- ThinkPad T400 (647447G), HU:1 x 1 + 1 x 2 GB
Card reader integrated
- ThinkPad R500 (271682G), HU:Yes
- ThinkPad T400 (647447G), HU:No

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R500 (271682G), HU, ThinkPad T400 (647447G), HU
126 specifications	A Lenovo ThinkPad R500 (271682G), HU View product	B Lenovo ThinkPad T400 (647447G), HU 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
Processor4 differ
Processor modelDiffers	P8700	P8600
Processor frequencyDiffers	2.53 GHz	2.4 GHz
SteppingDiffers	R0	R1
CPU multiplier (bus/core ratio)Differs	9.5	9
Memory2 differ
Internal memoryDiffers	2 GB	3 GB
Memory layout (slots x size)Differs	1 x 2 GB	1 x 1 + 1 x 2 GB
Storage1 differ
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Optical drive typeKnown for one	DVD-RW	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
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
Processor special features2 differ
Processor ARK IDDiffers	37006	35568
Processor codeDiffers	SLGFE	SLGDZ
Battery1 differ
Battery life (max)Differs	4.5 h	6.3 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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