Product comparison · 2 laptops

Lenovo ThinkPad T400 (647447G), DE vs Lenovo ThinkPad T61 (8898-6DG), UA

111specifications compared
38differ
73identical
16known for one product only

Key differences

Display resolution
- ThinkPad T400 (647447G), DE:1280 x 800 pixels
- ThinkPad T61 (8898-6DG), UA:1024 x 768 pixels
Native aspect ratio
- ThinkPad T400 (647447G), DE:16:10
- ThinkPad T61 (8898-6DG), UA:4:3
Processor model
- ThinkPad T400 (647447G), DE:P8600
- ThinkPad T61 (8898-6DG), UA:T7250
Processor frequency
- ThinkPad T400 (647447G), DE:2.4 GHz
- ThinkPad T61 (8898-6DG), UA:2 GHz
Processor cache
- ThinkPad T400 (647447G), DE:3 MB
- ThinkPad T61 (8898-6DG), UA:2 MB
Processor front side bus
- ThinkPad T400 (647447G), DE:1066 MHz
- ThinkPad T61 (8898-6DG), UA:800 MHz
Processor socket
- ThinkPad T400 (647447G), DE:Socket 479
- ThinkPad T61 (8898-6DG), UA:Socket 478
Processor lithography
- ThinkPad T400 (647447G), DE:45 nm
- ThinkPad T61 (8898-6DG), UA:65 nm

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T400 (647447G), DE, ThinkPad T61 (8898-6DG), UA
127 specifications	A Lenovo ThinkPad T400 (647447G), DE View product	B Lenovo ThinkPad T61 (8898-6DG), UA View product
Display2 differ
Display resolutionDiffers	1280 x 800 pixels	1024 x 768 pixels
Native aspect ratioDiffers	16:10	4:3
Display surfaceKnown for one	Gloss	Unknown — not stated by the source
Processor14 differ
Processor modelDiffers	P8600	T7250
Processor frequencyDiffers	2.4 GHz	2 GHz
Processor cacheDiffers	3 MB	2 MB
Processor front side busDiffers	1066 MHz	800 MHz
Processor socketDiffers	Socket 479	Socket 478
Processor lithographyDiffers	45 nm	65 nm
Processor seriesDiffers	Intel Core 2 Duo P8000 Series	Intel Core 2 Duo T7000 Series
Processor codenameDiffers	Penryn	Merom
SteppingDiffers	R1	M0
Thermal Design Power (TDP)Differs	25 W	35 W
TjunctionDiffers	105 °C	100 °C
Number of Processing Die TransistorsDiffers	410 M	291 M
Processing Die sizeDiffers	107 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	9	10
TcaseKnown for one	Unknown — not stated by the source	68 °C
Memory4 differ
Internal memoryDiffers	3 GB	1 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR2-SDRAM
Memory clock speedDiffers	1066 MHz	667 MHz
Memory layout (slots x size)Differs	1 x 1 + 1 x 2 GB	1 x 1 GB
Storageidentical
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
Card reader integratedKnown for one	No	Unknown — not stated by the source
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 4500MHD	Intel® GMA X3100
Audio1 differ
Audio systemDiffers	HDA 24-bit	Intel HDA 24-bit
Network3 differ
Networking featuresDiffers	Gigabit Ethernet, WLAN	WLAN, Gigabit Ethernet
Wireless technologyDiffers	Intel WiFi 5300AGN	Intel 3945ABG
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Ports & interfaces3 differ
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Firewire (IEEE 1394) portsDiffers	1	0
Docking connectorDiffers	Yes	No
ExpressCard slotDiffers	No	Yes
USB 1.1 ports quantityKnown for one	Unknown — not stated by the source	0
Keyboardidentical
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Pointing deviceKnown for one	Unknown — not stated by the source	ThinkPad UltraNav
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows XP Professional
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Trial softwareKnown for one	Microsoft Office 2007	Unknown — not stated by the source
Bundled softwareKnown for one	Unknown — not stated by the source	Yes
Processor special features4 differ
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateDiffers	Yes	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Processor ARK IDDiffers	35568	31728
Processor codeDiffers	SLGDZ	SLA49
Battery1 differ
Battery life (max)Differs	6.3 h	5.5 h
Weight & dimensions4 differ
WeightDiffers	2.2 kg	2.35 kg
WidthDiffers	335.5 mm	313.4 mm
DepthDiffers	239 mm	255 mm
HeightDiffers	31.9 mm	27.5 mm
Other featuresidentical
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source
Modem typeKnown for one	Unknown — not stated by the source	V.92

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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