Product comparison · 2 laptops

Lenovo ThinkPad X61s (7666-A8G), CH vs Lenovo ThinkPad X61s (7666-B4G), CH

94specifications compared
9differ
85identical
1known for one product only

Key differences

Total storage capacity
- ThinkPad X61s (7666-A8G), CH:160 GB
- ThinkPad X61s (7666-B4G), CH:100 GB
Audio system
- ThinkPad X61s (7666-A8G), CH:HDA 24-bit
- ThinkPad X61s (7666-B4G), CH:Intel HDA 24-bit
ExpressCard slot
- ThinkPad X61s (7666-A8G), CH:No
- ThinkPad X61s (7666-B4G), CH:Yes
Pointing device
- ThinkPad X61s (7666-A8G), CH:Trackpad
- ThinkPad X61s (7666-B4G), CH:Pointing Stick
Number of battery cells
- ThinkPad X61s (7666-A8G), CH:4
- ThinkPad X61s (7666-B4G), CH:8
Battery life (max)
- ThinkPad X61s (7666-A8G), CH:3.1 h
- ThinkPad X61s (7666-B4G), CH:8.2 h
Weight
- ThinkPad X61s (7666-A8G), CH:1.3 kg
- ThinkPad X61s (7666-B4G), CH:1.5 kg
Width
- ThinkPad X61s (7666-A8G), CH:268 mm
- ThinkPad X61s (7666-B4G), CH:211 mm

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad X61s (7666-A8G), CH, ThinkPad X61s (7666-B4G), CH
95 specifications	A Lenovo ThinkPad X61s (7666-A8G), CH View product	B Lenovo ThinkPad X61s (7666-B4G), CH View product
Displayidentical
Display diagonal	30.7 cm (12.1")	30.7 cm (12.1")
Display resolution	1024 x 768 pixels	1024 x 768 pixels
Native aspect ratio	4:3	4:3
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor model	L7700	L7700
Processor cores	2	2
Processor threads	2	2
Processor frequency	1.8 GHz	1.8 GHz
Processor cache	4 MB	4 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Processor socket	Socket 479	Socket 479
Processor lithography	65 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor codename	Merom	Merom
Bus type	FSB	FSB
Stepping	G0	G0
Thermal Design Power (TDP)	17 W	17 W
Tjunction	100 °C	100 °C
Number of Processing Die Transistors	291 M	291 M
Processing Die size	143 mm²	143 mm²
CPU multiplier (bus/core ratio)	8	8
Memoryidentical
Internal memory	2 GB	2 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory clock speed	667 MHz	667 MHz
Maximum internal memory	4 GB	4 GB
Storage1 differ
Total storage capacityDiffers	160 GB	100 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive type	No	No
Card reader integrated	No	No
Graphicsidentical
Discrete graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA X3100	Intel® GMA X3100
Audio1 differ
Audio systemDiffers	HDA 24-bit	Intel HDA 24-bit
Number of built-in speakers	1	1
Speaker power	0.5 W	0.5 W
Cameraidentical
Front camera	No	No
Networkidentical
Networking features	WLAN, Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technology	Intel 4965AGN	Intel 4965AGN
Bluetooth	No	No
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Ports & interfaces1 differ
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	Yes	Yes
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
USB 1.1 ports quantity	0	0
Keyboard1 differ
Pointing deviceDiffers	Trackpad	Pointing Stick
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Bundled software	Yes	Yes
Processor special featuresidentical
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Intel 64	Yes	Yes
Intel Demand Based Switching	No	No
Intel Trusted Execution Technology	No	No
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK ID	32243	32243
Processor package size	35 x 35 mm	35 x 35 mm
Battery2 differ
Number of battery cellsDiffers	4	8
Battery life (max)Differs	3.1 h	8.2 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	IBM	IBM
Fingerprint reader	Yes	Yes
HDD user password	Yes	Yes
Weight & dimensions3 differ
WeightDiffers	1.3 kg	1.5 kg
WidthDiffers	268 mm	211 mm
DepthDiffers	211 mm	268 mm
Height	20 mm	20 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem type	V.92	V.92
Supplied AC adapter type	AC	AC

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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