Product comparison · 2 laptops

Lenovo ThinkPad X61s (7666-53G), SE vs Lenovo ThinkPad X61s (7666-B4G), SE

91specifications compared
13differ
78identical
29known for one product only

Key differences

Processor model
- ThinkPad X61s (7666-53G), SE:L7500
- ThinkPad X61s (7666-B4G), SE:L7700
Processor frequency
- ThinkPad X61s (7666-53G), SE:1.6 GHz
- ThinkPad X61s (7666-B4G), SE:1.8 GHz
Internal memory
- ThinkPad X61s (7666-53G), SE:1 GB
- ThinkPad X61s (7666-B4G), SE:2 GB
Total storage capacity
- ThinkPad X61s (7666-53G), SE:80 GB
- ThinkPad X61s (7666-B4G), SE:100 GB
Audio system
- ThinkPad X61s (7666-53G), SE:HDA 24-bit
- ThinkPad X61s (7666-B4G), SE:Intel HDA 24-bit
ExpressCard slot
- ThinkPad X61s (7666-53G), SE:No
- ThinkPad X61s (7666-B4G), SE:Yes
Embedded options available
- ThinkPad X61s (7666-53G), SE:Yes
- ThinkPad X61s (7666-B4G), SE:No
Processor ARK ID
- ThinkPad X61s (7666-53G), SE:29757
- ThinkPad X61s (7666-B4G), SE:32243

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad X61s (7666-53G), SE, ThinkPad X61s (7666-B4G), SE
120 specifications	A Lenovo ThinkPad X61s (7666-53G), SE View product	B Lenovo ThinkPad X61s (7666-B4G), SE View product
Processor2 differ
Processor modelDiffers	L7500	L7700
Processor frequencyDiffers	1.6 GHz	1.8 GHz
Processor seriesKnown for one	Intel Core 2 Duo L7000 Series	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
SteppingKnown for one	Unknown — not stated by the source	G0
Memory1 differ
Internal memoryDiffers	1 GB	2 GB
Memory layout (slots x size)Known for one	1 x 1 GB	Unknown — not stated by the source
Storage1 differ
Total storage capacityDiffers	80 GB	100 GB
Card reader integratedKnown for one	Unknown — not stated by the source	No
Audio1 differ
Audio systemDiffers	HDA 24-bit	Intel HDA 24-bit
Ports & interfaces1 differ
ExpressCard slotDiffers	No	Yes
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Softwareidentical
Drivers includedKnown for one	Unknown — not stated by the source	Yes
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	29757	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	4	8
Battery life (max)Differs	3.1 h	8.2 h
Weight & dimensions3 differ
WeightDiffers	1.43 kg	1.5 kg
WidthDiffers	268 mm	211 mm
DepthDiffers	211 mm	268 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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