Product comparison · 2 laptops

Lenovo ThinkPad X61 (7673-25G) vs Lenovo ThinkPad X61s (7666-53G), NL

Key differences

Processor model
- ThinkPad X61 (7673-25G):T7100
- ThinkPad X61s (7666-53G), NL:L7500
Processor frequency
- ThinkPad X61 (7673-25G):1.8 GHz
- ThinkPad X61s (7666-53G), NL:1.6 GHz
Processor socket
- ThinkPad X61 (7673-25G):Socket 478
- ThinkPad X61s (7666-53G), NL:Socket 479
Thermal Design Power (TDP)
- ThinkPad X61 (7673-25G):35 W
- ThinkPad X61s (7666-53G), NL:17 W
CPU multiplier (bus/core ratio)
- ThinkPad X61 (7673-25G):9
- ThinkPad X61s (7666-53G), NL:8
ExpressCard slot
- ThinkPad X61 (7673-25G):Yes
- ThinkPad X61s (7666-53G), NL:No
Pointing device
- ThinkPad X61 (7673-25G):Trackpad
- ThinkPad X61s (7666-53G), NL:Pointing Stick
Embedded options available
- ThinkPad X61 (7673-25G):No
- ThinkPad X61s (7666-53G), NL:Yes

Differences highlightedShow differences only

Comparison of ThinkPad X61 (7673-25G), ThinkPad X61s (7666-53G), NL
118 specifications	A Lenovo ThinkPad X61 (7673-25G)View product	B Lenovo ThinkPad X61s (7666-53G), NL View product
Processor6 differ
Processor modelDiffers	T7100	L7500
Processor frequencyDiffers	1.8 GHz	1.6 GHz
Processor socketDiffers	Socket 478	Socket 479
Processor seriesDiffers	Intel Core 2 Duo T7000 Series	Intel Core 2 Duo L7000 Series
Thermal Design Power (TDP)Differs	35 W	17 W
CPU multiplier (bus/core ratio)Differs	9	8
Memoryidentical
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 1 GB
Storageidentical
Card reader integratedKnown for one	No	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HDA 24-bit
Ports & interfaces1 differ
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
ExpressCard slotDiffers	Yes	No
Keyboard1 differ
Pointing deviceDiffers	Trackpad	Pointing Stick
Processor special features2 differ
Embedded options availableDiffers	No	Yes
Processor ARK IDDiffers	29759	29757
Battery2 differ
Number of battery cellsDiffers	8	4
Battery life (max)Differs	7.8 h	3.1 h
Weight & dimensions1 differ
WeightDiffers	1.65 kg	1.43 kg

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.