Product comparison · 2 laptops

Lenovo IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US vs Lenovo ThinkPad X41 (2525-E2G)

19specifications compared
9differ
10identical
112known for one product only

Key differences

Display diagonal
- IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US:35.8 cm (14.1")
- ThinkPad X41 (2525-E2G):30.7 cm (12.1")
Display resolution
- IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US:1400 x 1050 pixels
- ThinkPad X41 (2525-E2G):1024 x 768 pixels
Processor frequency
- IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US:1.8 GHz
- ThinkPad X41 (2525-E2G):1.6 GHz
HDD speed
- IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US:5400 RPM
- ThinkPad X41 (2525-E2G):4200 RPM
Optical drive type
- IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US:DVD-ROM
- ThinkPad X41 (2525-E2G):No
Discrete graphics card model
- IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US:AMD Mobility Radeon 9600
- ThinkPad X41 (2525-E2G):Intel® GMA
Battery life (max)
- IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US:4 h
- ThinkPad X41 (2525-E2G):5 h
Weight
- IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US:2.1 kg
- ThinkPad X41 (2525-E2G):1.3 kg

Side by side

Differences highlightedShow differences only

Comparison of IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US, ThinkPad X41 (2525-E2G)
131 specifications	A Lenovo IBM THINKPAD T42 P M-1.8(745) CENT. 512/60G/14/DVD/CDRW/WXP US View product	B Lenovo ThinkPad X41 (2525-E2G)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
Processor1 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyKnown for one	Intel Pentium Mobile	Unknown — not stated by the source
Processor modelKnown for one	745	Unknown — not stated by the source
Processor coresKnown for one	1	Unknown — not stated by the source
Processor threadsKnown for one	1	Unknown — not stated by the source
Processor frequencyDiffers	1.8 GHz	1.6 GHz
Processor socketKnown for one	Socket 479	Unknown — not stated by the source
Processor lithographyKnown for one	90 nm	Unknown — not stated by the source
Processor operating modesKnown for one	32-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Pentium M 700 Series	Unknown — not stated by the source
Processor codenameKnown for one	Dothan	Unknown — not stated by the source
Bus typeKnown for one	FSB	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	21 W	Unknown — not stated by the source
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	144 M	Unknown — not stated by the source
Processing Die sizeKnown for one	87 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	18	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memoryidentical
Internal memory typeKnown for one	Unknown — not stated by the source	DDR2-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	533 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 0.5 GB
Storage2 differ
HDD speedDiffers	5400 RPM	4200 RPM
Optical drive typeDiffers	DVD-ROM	No
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	SD
Graphics1 differ
Discrete graphics card modelDiffers	AMD Mobility Radeon 9600	Intel® GMA
Maximum graphics card memoryKnown for one	0.064 GB	Unknown — not stated by the source
Maximum resolutionKnown for one	2048 x 1536 pixels	Unknown — not stated by the source
Graphics card interfaceKnown for one	AGP 4X	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	stereo	Unknown — not stated by the source
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Optical driveidentical
CD read speedKnown for one	24x	Unknown — not stated by the source
CD write speedKnown for one	24x	Unknown — not stated by the source
CD rewrite speedKnown for one	24x	Unknown — not stated by the source
DVD read speedKnown for one	8x	Unknown — not stated by the source
Network1 differ
Networking featuresDiffers	Ethernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/Bluetooth	Gigabit Ethernet, WLAN
Wireless technologyKnown for one	Unknown — not stated by the source	IEEE 802.11a/b/g
BluetoothKnown for one	Unknown — not stated by the source	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfacesidentical
I/O portsKnown for one	-External Display -Headphone/Line out -Infrared -Parallel -RJ-11 -RJ-45 -S-Video out -2 USB 2.0 -AC adapter -Expansion Bus port (for Dock II/Mini Dock or Port Replicator II) -External microphone	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	3
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
DVI portKnown for one	Unknown — not stated by the source	No
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Headphone outputsKnown for one	Unknown — not stated by the source	1
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Microphone inKnown for one	Unknown — not stated by the source	Yes
Docking connectorKnown for one	Unknown — not stated by the source	Yes
ExpressCard slotKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	1
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	Type II
SmartCard slotKnown for one	Unknown — not stated by the source	No
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
TV-in portKnown for one	Unknown — not stated by the source	No
TV-outKnown for one	Unknown — not stated by the source	No
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	0
USB 1.1 ports quantityKnown for one	Unknown — not stated by the source	0
Keyboardidentical
Keyboard typeKnown for one	Full size	Unknown — not stated by the source
Pointing deviceKnown for one	Unknown — not stated by the source	Trackpad
Softwareidentical
Compatible operating systemsKnown for one	Microsoft Windows XP Professional	Unknown — not stated by the source
Operating system installedKnown for one	Unknown — not stated by the source	Windows XP Professional
Bundled softwareKnown for one	Unknown — not stated by the source	Yes
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Embedded options availableKnown for one	Yes	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	No	Unknown — not stated by the source
Intel 64Known for one	No	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	No	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 TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	No	Unknown — not stated by the source
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)Known for one	No	Unknown — not stated by the source
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 TechnologyKnown for one	No	Unknown — not stated by the source
Processor ARK IDKnown for one	27591	Unknown — not stated by the source
Processor package sizeKnown for one	35 x 35 mm	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Battery1 differ
Battery life (max)Differs	4 h	5 h
Number of battery cellsKnown for one	Unknown — not stated by the source	8
Weight & dimensions1 differ
WeightDiffers	2.1 kg	1.3 kg
Dimensions (WxDxH)Known for one	311 x 255 x 27 mm	Unknown — not stated by the source
WidthKnown for one	Unknown — not stated by the source	268 mm
DepthKnown for one	Unknown — not stated by the source	211 mm
HeightKnown for one	Unknown — not stated by the source	27 mm
Hard driveidentical
Storage drive typeKnown for one	ATA-100 (Enhanced IDE)	Unknown — not stated by the source
Other featuresidentical
Security featuresKnown for one	-Hard disk drive password -Supervisor password -Integrated fingerprint reader -IBM Embedded Security Subsystem 2.0 -IBM Security Slot -Power-on password	Unknown — not stated by the source
Battery typeKnown for one	6 Cell Lithium-Ion	Unknown — not stated by the source
Infrared data portKnown for one	Unknown — not stated by the source	Yes
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® 915GM Express
Poweridentical
DC-in jackKnown for one	Unknown — not stated by the source	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	IBM
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
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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