Product comparison · 2 laptops

Lenovo ThinkPad T40p vs Lenovo ThinkPad X61s (7666-3AG), EN

51specifications compared
29differ
22identical
72known for one product only

Key differences

Display diagonal
- ThinkPad T40p:35.8 cm (14.1")
- ThinkPad X61s (7666-3AG), EN:30.7 cm (12.1")
Display resolution
- ThinkPad T40p:1400 x 1050 pixels
- ThinkPad X61s (7666-3AG), EN:1024 x 768 pixels
Processor front side bus
- ThinkPad T40p:400 MHz
- ThinkPad X61s (7666-3AG), EN:800 MHz
Internal memory
- ThinkPad T40p:0.5 GB
- ThinkPad X61s (7666-3AG), EN:1 GB
Internal memory type
- ThinkPad T40p:DDR-SDRAM
- ThinkPad X61s (7666-3AG), EN:DDR2-SDRAM
Maximum internal memory
- ThinkPad T40p:1 GB
- ThinkPad X61s (7666-3AG), EN:4 GB
Total storage capacity
- ThinkPad T40p:40 GB
- ThinkPad X61s (7666-3AG), EN:100 GB
Optical drive type
- ThinkPad T40p:DVD-ROM
- ThinkPad X61s (7666-3AG), EN:DVD-RW

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T40p, ThinkPad X61s (7666-3AG), EN
123 specifications	A Lenovo ThinkPad T40p View product	B Lenovo ThinkPad X61s (7666-3AG), EN View product
Display2 differ
Display diagonalDiffers	35.8 cm (14.1")	30.7 cm (12.1")
Display resolutionDiffers	1400 x 1050 pixels	1024 x 768 pixels
Native aspect ratio	4:3	4:3
Processor1 differ
Processor manufacturerKnown for one	Unknown — not stated by the source	Intel
Processor familyKnown for one	Unknown — not stated by the source	Intel® Core™2 Duo
Processor modelKnown for one	Unknown — not stated by the source	L7500
Processor coresKnown for one	Unknown — not stated by the source	2
Processor threadsKnown for one	Unknown — not stated by the source	2
Processor frequency	1.6 GHz	1.6 GHz
Processor cacheKnown for one	Unknown — not stated by the source	4 MB
Processor cache typeKnown for one	Unknown — not stated by the source	L2
Processor front side busDiffers	400 MHz	800 MHz
Processor socketKnown for one	Unknown — not stated by the source	Socket 479
Processor lithographyKnown for one	Unknown — not stated by the source	65 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core 2 Duo L7000 Series
Processor codenameKnown for one	Unknown — not stated by the source	Merom
Bus typeKnown for one	Unknown — not stated by the source	FSB
FSB ParityKnown for one	Unknown — not stated by the source	No
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	17 W
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	291 M
Processing Die sizeKnown for one	Unknown — not stated by the source	143 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	8
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memory3 differ
Internal memoryDiffers	0.5 GB	1 GB
Internal memory typeDiffers	DDR-SDRAM	DDR2-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 1 GB
Maximum internal memoryDiffers	1 GB	4 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	40 GB	100 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeDiffers	DVD-ROM	DVD-RW
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility FireGL 9000	Intel® GMA X3100
Maximum graphics card memoryKnown for one	0.064 GB	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	SoundMAX Codec	Intel HDA 24-bit
Number of built-in speakers	1	1
Speaker powerKnown for one	Unknown — not stated by the source	0.5 W
Cameraidentical
Front camera	No	No
Network3 differ
Networking featuresDiffers	Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11a/b	Intel 4965AGN
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	2	3
Ethernet LAN (RJ-45) ports	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	0	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 quantityDiffers	1	0
CardBus PCMCIA slot typeDiffers	Type III	No
SmartCard slot	No	No
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-outDiffers	Yes	No
PS/2 ports quantity	0	0
Parallel ports quantityDiffers	1	0
Serial ports quantity	0	0
USB 1.1 ports quantity	0	0
TV-out typeKnown for one	S-Video	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Pointing Stick
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Bundled softwareKnown for one	Unknown — not stated by the source	Yes
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	No
Embedded options availableKnown for one	Unknown — not stated by the source	Yes
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	No
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Insider™Known for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Intel® Quick Sync Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	No
Processor ARK IDKnown for one	Unknown — not stated by the source	29757
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Battery2 differ
Number of battery cellsDiffers	9	8
Battery life (max)Differs	7.5 h	8.2 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	2.3 kg	1.65 kg
WidthDiffers	311 mm	211 mm
DepthDiffers	255 mm	268 mm
HeightDiffers	27 mm	20 mm
Dimensions (WxDxH)Known for one	311 x 255 x 27 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Infrared data portDiffers	Yes	No
Internal modemKnown for one	Unknown — not stated by the source	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeKnown for one	Unknown — not stated by the source	V.92
Supplied AC adapter type	AC	AC
Optical driveidentical
CD read speedKnown for one	24x	Unknown — not stated by the source
CD write speedKnown for one	16x	Unknown — not stated by the source
CD rewrite speedKnown for one	10x	Unknown — not stated by the source
DVD read speedKnown for one	8x	Unknown — not stated by the source

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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