Product comparison · 2 laptops

Lenovo ThinkPad X61s (7666-3AG), SE vs Lenovo ThinkPad X61s (7666-B4G), SE

89specifications compared
8differ
81identical
32known for one product only

Key differences

Processor model
- ThinkPad X61s (7666-3AG), SE:L7500
- ThinkPad X61s (7666-B4G), SE:L7700
Processor frequency
- ThinkPad X61s (7666-3AG), SE:1.6 GHz
- ThinkPad X61s (7666-B4G), SE:1.8 GHz
Internal memory
- ThinkPad X61s (7666-3AG), SE:1 GB
- ThinkPad X61s (7666-B4G), SE:2 GB
Optical drive type
- ThinkPad X61s (7666-3AG), SE:DVD-RW
- ThinkPad X61s (7666-B4G), SE:No
Bluetooth
- ThinkPad X61s (7666-3AG), SE:Yes
- ThinkPad X61s (7666-B4G), SE:No
Embedded options available
- ThinkPad X61s (7666-3AG), SE:Yes
- ThinkPad X61s (7666-B4G), SE:No
Processor ARK ID
- ThinkPad X61s (7666-3AG), SE:29757
- ThinkPad X61s (7666-B4G), SE:32243
Weight
- ThinkPad X61s (7666-3AG), SE:1.65 kg
- ThinkPad X61s (7666-B4G), SE:1.5 kg

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad X61s (7666-3AG), SE, ThinkPad X61s (7666-B4G), SE
121 specifications	A Lenovo ThinkPad X61s (7666-3AG), 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
Optical drive typeDiffers	DVD-RW	No
Card reader integratedKnown for one	Unknown — not stated by the source	No
Network1 differ
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Ports & interfacesidentical
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
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	IBM
Weight & dimensions1 differ
WeightDiffers	1.65 kg	1.5 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.

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