Product comparison · 2 laptops

Lenovo ThinkPad T61 (8898-6DG), EN vs Lenovo ThinkPad X61s (7669-3JG), UK

112specifications compared
28differ
84identical
8known for one product only

Key differences

Display diagonal
- ThinkPad T61 (8898-6DG), EN:35.8 cm (14.1")
- ThinkPad X61s (7669-3JG), UK:30.7 cm (12.1")
Processor model
- ThinkPad T61 (8898-6DG), EN:T7250
- ThinkPad X61s (7669-3JG), UK:L7500
Processor frequency
- ThinkPad T61 (8898-6DG), EN:2 GHz
- ThinkPad X61s (7669-3JG), UK:1.6 GHz
Processor cache
- ThinkPad T61 (8898-6DG), EN:2 MB
- ThinkPad X61s (7669-3JG), UK:4 MB
Processor socket
- ThinkPad T61 (8898-6DG), EN:Socket 478
- ThinkPad X61s (7669-3JG), UK:Socket 479
Thermal Design Power (TDP)
- ThinkPad T61 (8898-6DG), EN:35 W
- ThinkPad X61s (7669-3JG), UK:17 W
CPU multiplier (bus/core ratio)
- ThinkPad T61 (8898-6DG), EN:10
- ThinkPad X61s (7669-3JG), UK:8
Internal memory
- ThinkPad T61 (8898-6DG), EN:1 GB
- ThinkPad X61s (7669-3JG), UK:2 GB

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T61 (8898-6DG), EN, ThinkPad X61s (7669-3JG), UK
120 specifications	A Lenovo ThinkPad T61 (8898-6DG), EN View product	B Lenovo ThinkPad X61s (7669-3JG), UK View product
Display1 differ
Display diagonalDiffers	35.8 cm (14.1")	30.7 cm (12.1")
Processor7 differ
Processor modelDiffers	T7250	L7500
Processor frequencyDiffers	2 GHz	1.6 GHz
Processor cacheDiffers	2 MB	4 MB
Processor socketDiffers	Socket 478	Socket 479
Processor seriesDiffers	Intel Core 2 Duo T7000 Series	Intel Core 2 Duo L7000 Series
SteppingKnown for one	M0	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	35 W	17 W
TcaseKnown for one	68 °C	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	10	8
Memory2 differ
Internal memoryDiffers	1 GB	2 GB
Memory clock speedKnown for one	667 MHz	Unknown — not stated by the source
Memory layout (slots x size)Differs	1 x 1 GB	2 x 1 GB
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Storageidentical
Optical drive typeKnown for one	Unknown — not stated by the source	No
Audio3 differ
Audio systemDiffers	Intel HDA 24-bit	HDA 24-bit
Number of built-in speakersDiffers	2	1
Speaker powerDiffers	2 W	0.5 W
Network2 differ
Wireless technologyDiffers	Intel 3945ABG	Intel 4965AGN
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Ports & interfaces3 differ
Firewire (IEEE 1394) portsDiffers	0	1
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	Yes	No
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Pointing Stick
Processor special features3 differ
Embedded options availableDiffers	No	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Processor ARK IDDiffers	31728	29757
Processor codeKnown for one	SLA49	Unknown — not stated by the source
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Battery2 differ
Number of battery cellsDiffers	6	4
Battery life (max)Differs	5.5 h	3.1 h
Weight & dimensions4 differ
WeightDiffers	2.35 kg	1.31 kg
WidthDiffers	313.4 mm	268 mm
DepthDiffers	255 mm	211 mm
HeightDiffers	27.5 mm	20 mm

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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