Product comparison · 2 laptops

Lenovo ThinkPad X41 (2525-E2G), EN vs Lenovo ThinkPad Z61t

54specifications compared
20differ
34identical
73known for one product only

Key differences

Display diagonal
- ThinkPad X41 (2525-E2G), EN:30.7 cm (12.1")
- ThinkPad Z61t:35.8 cm (14.1")
Display resolution
- ThinkPad X41 (2525-E2G), EN:1024 x 768 pixels
- ThinkPad Z61t:1280 x 800 pixels
Native aspect ratio
- ThinkPad X41 (2525-E2G), EN:4:3
- ThinkPad Z61t:16:10
Processor frequency
- ThinkPad X41 (2525-E2G), EN:1.6 GHz
- ThinkPad Z61t:1.83 GHz
Processor front side bus
- ThinkPad X41 (2525-E2G), EN:400 MHz
- ThinkPad Z61t:667 MHz
Total storage capacity
- ThinkPad X41 (2525-E2G), EN:60 GB
- ThinkPad Z61t:80 GB
HDD speed
- ThinkPad X41 (2525-E2G), EN:4200 RPM
- ThinkPad Z61t:5400 RPM
Optical drive type
- ThinkPad X41 (2525-E2G), EN:No
- ThinkPad Z61t:DVD-ROM

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad X41 (2525-E2G), EN, ThinkPad Z61t
127 specifications	A Lenovo ThinkPad X41 (2525-E2G), EN View product	B Lenovo ThinkPad Z61t View product
Display3 differ
Display diagonalDiffers	30.7 cm (12.1")	35.8 cm (14.1")
Display resolutionDiffers	1024 x 768 pixels	1280 x 800 pixels
Native aspect ratioDiffers	4:3	16:10
Processor2 differ
Processor manufacturerKnown for one	Unknown — not stated by the source	Intel
Processor familyKnown for one	Unknown — not stated by the source	Intel® Core™ Duo
Processor modelKnown for one	Unknown — not stated by the source	T2400
Processor coresKnown for one	Unknown — not stated by the source	2
Processor threadsKnown for one	Unknown — not stated by the source	2
Processor frequencyDiffers	1.6 GHz	1.83 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor front side busDiffers	400 MHz	667 MHz
Processor socketKnown for one	Unknown — not stated by the source	Socket 478
Processor lithographyKnown for one	Unknown — not stated by the source	65 nm
Processor operating modesKnown for one	Unknown — not stated by the source	32-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core Duo T2000 Series
Processor codenameKnown for one	Unknown — not stated by the source	Yonah
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	C0
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	31 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	151 M
Processing Die sizeKnown for one	Unknown — not stated by the source	90 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	11
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memoryidentical
Internal memory	0.5 GB	0.5 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Maximum internal memoryKnown for one	Unknown — not stated by the source	2 GB
Memory clock speedKnown for one	533 MHz	Unknown — not stated by the source
Memory layout (slots x size)Known for one	1 x 0.5 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	60 GB	80 GB
HDD interface	SATA	SATA
HDD speedDiffers	4200 RPM	5400 RPM
Optical drive typeDiffers	No	DVD-ROM
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA	Intel® GMA 950
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.128 GB
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Intel High Definition Audio
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Cameraidentical
Front camera	No	No
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	24x
CD write speedKnown for one	Unknown — not stated by the source	24x
CD rewrite speedKnown for one	Unknown — not stated by the source	24x
DVD read speedKnown for one	Unknown — not stated by the source	8x
Network1 differ
Networking featuresDiffers	Gigabit Ethernet, WLAN	Ethernet/Fast Ethernet/Gigabit Ethernet
Wireless technology	IEEE 802.11a/b/g	IEEE 802.11a/b/g
Bluetooth	No	No
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces3 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) portsDiffers	0	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	Yes	Yes
CardBus PCMCIA slots quantity	1	1
CardBus PCMCIA slot type	Type II	Type II
SmartCard slotDiffers	No	Yes
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
ExpressCard slotKnown for one	No	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Trackpad	ThinkPad UltraNav
Software1 differ
Operating system installed	Windows XP Professional	Windows XP Professional
Bundled softwareDiffers	Yes	Adobe Acrobat Reader, Diskeeper Lite from Diskeeper, Google Desktop, Google Toolbar, Lotus Notes Stand-alone Client (license), Lotus Smartsuite millennium edition (license), Mobile Connect Dashboard for Vodafone Support, PC Doctor diagnostics, Picasa from Google, Symantec Client Security 3.0 (with 9
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	No
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	27235
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	8	4
Battery life (max)Differs	5 h	3.7 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	IBM	IBM
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	1.3 kg	2.1 kg
WidthDiffers	268 mm	334 mm
DepthDiffers	211 mm	228 mm
Height	27 mm	27 mm
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	334 x 228 x 27 mm
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 type	AC	AC
Performanceidentical
Motherboard chipsetKnown for one	Intel® 915GM Express	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	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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