Product comparison · 2 laptops

Lenovo ThinkPad T42 vs Lenovo ThinkPad T42p

64specifications compared
17differ
47identical
52known for one product only

Key differences

Display diagonal
- ThinkPad T42:35.8 cm (14.1")
- ThinkPad T42p:38.1 cm (15")
Display resolution
- ThinkPad T42:1400 x 1050 pixels
- ThinkPad T42p:1600 x 1200 pixels
Processor frequency
- ThinkPad T42:1.8 GHz
- ThinkPad T42p:2 GHz
Internal memory
- ThinkPad T42:0.5 GB
- ThinkPad T42p:1 GB
Total storage capacity
- ThinkPad T42:80 GB
- ThinkPad T42p:60 GB
HDD speed
- ThinkPad T42:5400 RPM
- ThinkPad T42p:7200 RPM
Discrete graphics card model
- ThinkPad T42:AMD Mobility Radeon 9600
- ThinkPad T42p:AMD Mobility FireGL T2
Maximum graphics card memory
- ThinkPad T42:0.064 GB
- ThinkPad T42p:0.128 GB

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T42, ThinkPad T42p
116 specifications	A Lenovo ThinkPad T42 View product	B Lenovo ThinkPad T42p View product
Display2 differ
Display diagonalDiffers	35.8 cm (14.1")	38.1 cm (15")
Display resolutionDiffers	1400 x 1050 pixels	1600 x 1200 pixels
Native aspect ratio	4:3	4:3
HD typeKnown for one	Unknown — not stated by the source	UXGA
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	2 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor front side bus	400 MHz	400 MHz
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
Memory1 differ
Internal memoryDiffers	0.5 GB	1 GB
Internal memory type	DDR-SDRAM	DDR-SDRAM
Maximum internal memory	2 GB	2 GB
Storage2 differ
Total storage capacityDiffers	80 GB	60 GB
HDD interface	Ultra-ATA/100	Ultra-ATA/100
HDD speedDiffers	5400 RPM	7200 RPM
Optical drive type	DVD-ROM	DVD-ROM
Graphics2 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon 9600	AMD Mobility FireGL T2
Maximum graphics card memoryDiffers	0.064 GB	0.128 GB
Audioidentical
Audio system	SoundMAX	SoundMAX
Number of built-in speakers	2	2
Cameraidentical
Front camera	No	No
Optical driveidentical
CD read speed	24x	24x
CD write speed	24x	24x
CD rewrite speed	24x	24x
DVD read speed	8x	8x
Networkidentical
Networking features	Ethernet/Fast Ethernet/Gigabit Ethernet	Ethernet/Fast Ethernet/Gigabit Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
DVI port	No	No
Firewire (IEEE 1394) ports	0	0
Headphone outputs	1	1
S/PDIF out portDiffers	Yes	No
Microphone in	Yes	Yes
Docking connector	Yes	Yes
CardBus PCMCIA slots quantity	1	1
CardBus PCMCIA slot type	Type III	Type III
SmartCard slot	No	No
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-out	Yes	Yes
TV-out type	S-Video	S-Video
PS/2 ports quantity	0	0
Parallel ports quantity	1	1
Serial ports quantity	0	0
USB 1.1 ports quantity	0	0
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Keyboard number of keys	86	86
Software1 differ
Operating system installed	Windows XP Professional	Windows XP Professional
Bundled softwareDiffers	Access Program, Drive Letter Access, Record Now, ThinkVantage Access Connections, ThinkVantage Client Security Solution, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC-Doctor, ThinkVantage Fingerprint Software, InterVideo WinD	Access Program, Drive Letter Access, Record Now, ThinkVantage Access Connections, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004, PC-Doctor, InterVideo WinDVD Creator, Intervideo WinDVD, Adobe Acrobat Reader
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
Battery2 differ
Number of battery cellsDiffers	6	9
Battery life (max)Differs	4 h	5.5 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	IBM	IBM
Weight & dimensions5 differ
WeightDiffers	2.3 kg	2.8 kg
WidthDiffers	311 mm	329 mm
DepthDiffers	255 mm	268 mm
HeightDiffers	27 mm	31 mm
Dimensions (WxDxH)Differs	311 x 255 x 27 mm	329 x 268 x 31 mm
Other featuresidentical
Infrared data port	Yes	Yes
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem type	V.92	V.92
Docking solution	Dock II/Mini Dock, Port Replicator II	Dock II/Mini Dock, Port Replicator II
Supplied AC adapter type	AC	AC

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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