Product comparison · 2 laptops

Lenovo ThinkPad T61, FR vs Lenovo ThinkPad X61s (7666-B4G), DE

87specifications compared
27differ
60identical
35known for one product only

Key differences

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

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T61, FR, ThinkPad X61s (7666-B4G), DE
122 specifications	A Lenovo ThinkPad T61, FR View product	B Lenovo ThinkPad X61s (7666-B4G), DE 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
Processor6 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T7500	L7700
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.2 GHz	1.8 GHz
Processor cache	4 MB	4 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Processor socketDiffers	Socket 478	Socket 479
Processor lithography	65 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor seriesKnown for one	Intel Core 2 Duo T7000 Series	Unknown — not stated by the source
Processor codename	Merom	Merom
Bus type	FSB	FSB
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingDiffers	E1	G0
Thermal Design Power (TDP)Differs	35 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)Differs	11	8
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memoryidentical
Internal memory	2 GB	2 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memory	4 GB	4 GB
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Storage1 differ
Total storage capacityDiffers	160 GB	100 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	No
Card reader integratedKnown for one	Unknown — not stated by the source	No
Graphics1 differ
Discrete graphics card	Yes	Yes
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	High Definition Audio	Intel HDA 24-bit
Number of built-in speakersDiffers	2	1
Speaker powerDiffers	2 W	0.5 W
Cameraidentical
Front camera	No	No
Network2 differ
Networking featuresDiffers	Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11a/g/n	Intel 4965AGN
Bluetooth	No	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces2 differ
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
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 slot	Yes	Yes
CardBus PCMCIA slots quantityDiffers	1	0
CardBus PCMCIA slot typeDiffers	Type II	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
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Pointing Stick
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Bundled softwareKnown 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
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64	Yes	Yes
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based Switching	No	No
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 Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)	Yes	Yes
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® Hyper Threading Technology (Intel® HT Technology)	No	No
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
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	29761	32243
Processor package size	35 x 35 mm	35 x 35 mm
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
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 & dimensions4 differ
WeightDiffers	2.6 kg	1.5 kg
WidthDiffers	335.5 mm	211 mm
DepthDiffers	237 mm	268 mm
HeightDiffers	28 mm	20 mm
Dimensions (WxDxH)Known for one	335.5 x 237 x 28 mm	Unknown — not stated by the source
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
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes

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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