Product comparison · 2 laptops

Lenovo ThinkPad T61 (7664-1GG ), ES vs Lenovo ThinkPad X61s (7666-B4G), UK

93specifications compared
25differ
68identical
29known for one product only

Key differences

Display diagonal
- ThinkPad T61 (7664-1GG ), ES:35.8 cm (14.1")
- ThinkPad X61s (7666-B4G), UK:30.7 cm (12.1")
Display resolution
- ThinkPad T61 (7664-1GG ), ES:1440 x 900 pixels
- ThinkPad X61s (7666-B4G), UK:1024 x 768 pixels
Native aspect ratio
- ThinkPad T61 (7664-1GG ), ES:16:10
- ThinkPad X61s (7666-B4G), UK:4:3
Processor model
- ThinkPad T61 (7664-1GG ), ES:T7500
- ThinkPad X61s (7666-B4G), UK:L7700
Processor frequency
- ThinkPad T61 (7664-1GG ), ES:2.2 GHz
- ThinkPad X61s (7666-B4G), UK:1.8 GHz
Processor socket
- ThinkPad T61 (7664-1GG ), ES:Socket 478
- ThinkPad X61s (7666-B4G), UK:Socket 479
Stepping
- ThinkPad T61 (7664-1GG ), ES:E1
- ThinkPad X61s (7666-B4G), UK:G0
Thermal Design Power (TDP)
- ThinkPad T61 (7664-1GG ), ES:35 W
- ThinkPad X61s (7666-B4G), UK:17 W

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T61 (7664-1GG ), ES, ThinkPad X61s (7666-B4G), UK
122 specifications	A Lenovo ThinkPad T61 (7664-1GG ), ES View product	B Lenovo ThinkPad X61s (7666-B4G), UK View product
Display3 differ
Display diagonalDiffers	35.8 cm (14.1")	30.7 cm (12.1")
Display resolutionDiffers	1440 x 900 pixels	1024 x 768 pixels
Native aspect ratioDiffers	16:10	4:3
Display surfaceKnown for one	Gloss	Unknown — not stated by the source
Processor6 differ
Processor modelDiffers	T7500	L7700
Processor frequencyDiffers	2.2 GHz	1.8 GHz
Processor socketDiffers	Socket 478	Socket 479
Processor seriesKnown for one	Intel Core 2 Duo T7000 Series	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingDiffers	E1	G0
Thermal Design Power (TDP)Differs	35 W	17 W
CPU multiplier (bus/core ratio)Differs	11	8
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Storage1 differ
Total storage capacityDiffers	160 GB	100 GB
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
Optical drive typeKnown for one	Unknown — not stated by the source	No
Graphics1 differ
Discrete graphics card modelDiffers	NVIDIA Quadro NVS 140M	Intel® GMA X3100
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
Audio3 differ
Audio systemDiffers	HDA 24-bit	Intel HDA 24-bit
Number of built-in speakersDiffers	2	1
Speaker powerDiffers	2 W	0.5 W
Ports & interfaces1 differ
ExpressCard slotDiffers	No	Yes
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Pointing Stick
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Embedded options availableDiffers	Yes	No
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Processor ARK IDDiffers	29761	32243
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Battery2 differ
Number of battery cellsDiffers	6	8
Battery life (max)Differs	4 h	8.2 h
Weight & dimensions4 differ
WeightDiffers	2.3 kg	1.5 kg
WidthDiffers	335.5 mm	211 mm
DepthDiffers	237 mm	268 mm
HeightDiffers	27.6 mm	20 mm
Other featuresidentical
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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