Product comparison · 2 laptops

Lenovo ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth vs Lenovo THINKPAD T42 PMC745-1.8G

78specifications compared
10differ
68identical
9known for one product only

Key differences

The Lenovo THINKPAD T42 PMC745-1.8G has 0.032 GB more maximum graphics card memory than the Lenovo ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth (0.064 GB vs 0.032 GB). The Lenovo ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth has 0.9 h more battery life (max) than the Lenovo THINKPAD T42 PMC745-1.8G (4.8 h vs 3.9 h). The Lenovo THINKPAD T42 PMC745-1.8G has 18 mm more width than the Lenovo ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth (329 mm vs 311 mm). Display diagonal: 35.8 cm (14.1") on the Lenovo ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth, 38.1 cm (15") on the Lenovo THINKPAD T42 PMC745-1.8G. Display resolution: 1024 x 768 pixels on the Lenovo ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth, 1400 x 1050 pixels on the Lenovo THINKPAD T42 PMC745-1.8G.

Display diagonal
- ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth:35.8 cm (14.1")
- THINKPAD T42 PMC745-1.8G:38.1 cm (15")
Display resolution
- ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth:1024 x 768 pixels
- THINKPAD T42 PMC745-1.8G:1400 x 1050 pixels
Optical drive type
- ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth:DVD-RW
- THINKPAD T42 PMC745-1.8G:DVD-ROM
Discrete graphics card model
- ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth:AMD Mobility Radeon 7500
- THINKPAD T42 PMC745-1.8G:AMD Mobility Radeon 9600
Maximum graphics card memory
- ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth:0.032 GB
- THINKPAD T42 PMC745-1.8G:0.064 GB
Battery life (max)
- ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth:4.8 h
- THINKPAD T42 PMC745-1.8G:3.9 h
Width
- ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth:311 mm
- THINKPAD T42 PMC745-1.8G:329 mm
Depth
- ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth:255 mm
- THINKPAD T42 PMC745-1.8G:268 mm

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth, THINKPAD T42 PMC745-1.8G
87 specifications	A Lenovo ThinkPad T42 PM-745 512MB 80GB 14.1 inch TFT Centrino 11b/g Blue tooth View product	B Lenovo THINKPAD T42 PMC745-1.8G View product
Display2 differ
Display diagonalDiffers	35.8 cm (14.1")	38.1 cm (15")
Display resolutionDiffers	1024 x 768 pixels	1400 x 1050 pixels
Native aspect ratio	4:3	4:3
Contrast ratio (typical)	750:1	750:1
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel Pentium Mobile	Intel Pentium Mobile
Processor model	745	745
Processor cores	1	1
Processor threads	1	1
Processor frequency	1.8 GHz	1.8 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor front side bus	400 MHz	400 MHz
Processor socket	Socket 479	Socket 479
Processor lithography	90 nm	90 nm
Processor operating modes	32-bit	32-bit
Processor series	Intel Pentium M 700 Series	Intel Pentium M 700 Series
Processor codename	Dothan	Dothan
Bus type	FSB	FSB
FSB Parity	No	No
Thermal Design Power (TDP)	21 W	21 W
Tjunction	100 °C	100 °C
Number of Processing Die Transistors	144 M	144 M
Processing Die size	87 mm²	87 mm²
CPU multiplier (bus/core ratio)	18	18
ECC supported by processor	No	No
Memoryidentical
Internal memory	0.5 GB	0.5 GB
Storage1 differ
Optical drive typeDiffers	DVD-RW	DVD-ROM
Total storage capacityKnown for one	80 GB	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Graphics2 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon 7500	AMD Mobility Radeon 9600
Maximum graphics card memoryDiffers	0.032 GB	0.064 GB
Maximum resolution	2048 x 1536 pixels	2048 x 1536 pixels
Graphics card interface	AGP 4X	AGP 4X
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	SoundMAX
Number of built-in speakers	2	2
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
Networkidentical
Networking features	Ethernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/Bluetooth	Ethernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/Bluetooth
Ports & interfaces1 differ
I/O portsDiffers	•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 •External Display •Headphone/Line out •Infrared •Parallel, USB, parallel, RJ-11, RJ-45, IrDA	•Expansion Bus port (for Dock II/Mini Dock or Port Replicator II) •AC adapter •2 USB 2.0 •External microphone •External Display •Headphone/Line out •Infrared •Parallel •RJ-11 •RJ-45 •S-Video out, USB, parallel, RJ-11, RJ-45, IrDA
Keyboardidentical
Keyboard type	Full size	Full size
Softwareidentical
Compatible operating systems	Microsoft Windows XP Professional	Microsoft Windows XP Professional
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	Yes	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	No	No
Intel 64	No	No
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	No	No
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)	No	No
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK ID	27591	27591
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Battery1 differ
Battery life (max)Differs	4.8 h	3.9 h
Weight & dimensions3 differ
WidthDiffers	311 mm	329 mm
DepthDiffers	255 mm	268 mm
Dimensions (WxDxH)Differs	311 x 255 x 27 mm	329 x 268 x 31 mm
WeightKnown for one	2 kg	Unknown — not stated by the source
Hard driveidentical
Storage drive type	ATA-100 (Enhanced IDE)	ATA-100 (Enhanced IDE)
Other featuresidentical
Battery type	6 Cell Lithium-Ion	6 Cell Lithium-Ion
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Security featuresKnown for one	-IBM Embedded Security Subsystem 2.0 -Hard disk drive password -Integrated fingerprint reader -IBM Security Slot -Power-on password -Supervisor password	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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