Product comparison · 2 laptops

Lenovo ThinkPad X23 vs Lenovo ThinkPad Z61t (9442P6G), SW

44specifications compared
23differ
21identical
75known for one product only

Key differences

Display diagonal
- ThinkPad X23:30.7 cm (12.1")
- ThinkPad Z61t (9442P6G), SW:35.6 cm (14")
Display resolution
- ThinkPad X23:1024 x 768 pixels
- ThinkPad Z61t (9442P6G), SW:1280 x 800 pixels
Native aspect ratio
- ThinkPad X23:4:3
- ThinkPad Z61t (9442P6G), SW:16:10
Processor family
- ThinkPad X23:Intel® Pentium®
- ThinkPad Z61t (9442P6G), SW:Intel® Core™2 Duo
Processor frequency
- ThinkPad X23:0.866 GHz
- ThinkPad Z61t (9442P6G), SW:2 GHz
Internal memory
- ThinkPad X23:0.125 GB
- ThinkPad Z61t (9442P6G), SW:1 GB
Internal memory type
- ThinkPad X23:DDR-SDRAM
- ThinkPad Z61t (9442P6G), SW:DDR2-SDRAM
Total storage capacity
- ThinkPad X23:30 GB
- ThinkPad Z61t (9442P6G), SW:80 GB

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad X23, ThinkPad Z61t (9442P6G), SW
119 specifications	A Lenovo ThinkPad X23 View product	B Lenovo ThinkPad Z61t (9442P6G), SW View product
Display3 differ
Display diagonalDiffers	30.7 cm (12.1")	35.6 cm (14")
Display resolutionDiffers	1024 x 768 pixels	1280 x 800 pixels
Native aspect ratioDiffers	4:3	16:10
Processor2 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™2 Duo
Processor modelKnown for one	Unknown — not stated by the source	T7200
Processor coresKnown for one	Unknown — not stated by the source	2
Processor threadsKnown for one	Unknown — not stated by the source	2
Processor frequencyDiffers	0.866 GHz	2 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 busKnown for one	Unknown — not stated by the source	667 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 T7000 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
SteppingKnown for one	Unknown — not stated by the source	B2
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	34 W
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.0375 - 1.30 V
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	12
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memory2 differ
Internal memoryDiffers	0.125 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	2 x 0.5 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	4 GB
Storage2 differ
Total storage capacityDiffers	30 GB	80 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedDiffers	4200 RPM	5400 RPM
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, xD
Graphicsidentical
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel® GMA 950
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Intel HDA 24-bit
Network1 differ
Networking featuresDiffers	Ethernet/Fast Ethernet	Gigabit Ethernet, WLAN
Wireless technologyKnown for one	Unknown — not stated by the source	IEEE 802.11a/b/g
Bluetooth	Yes	Yes
Bluetooth version	2.0+EDR	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 connectorDiffers	Yes	No
ExpressCard slotDiffers	No	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-outDiffers	No	Yes
TV-out typeKnown for one	Unknown — not stated by the source	S-Video
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	ThinkPad UltraNav
Softwareidentical
Operating system installed	Windows XP Professional	Windows XP Professional
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	No
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	No
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	No
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	27255
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
Battery1 differ
Number of battery cellsDiffers	6	4
Battery life (max)Known for one	Unknown — not stated by the source	3.7 h
Poweridentical
DC-in jack	Yes	Yes
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	Kensington
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	1.47 kg	1.91 kg
WidthDiffers	279 mm	334 mm
DepthDiffers	227 mm	228 mm
HeightDiffers	25 mm	26.6 mm
Dimensions (WxDxH)Known for one	279 x 227 x 25 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data port	Yes	Yes
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeKnown for one	Unknown — not stated by the source	V.92
Supplied AC adapter typeKnown for one	AC	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	No	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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