Product comparison · 2 laptops

Lenovo TS THINKPAD R50E PMC745-1.8G vs Lenovo TS ThinkPad T42 PM735 1.7Ghz

51specifications compared
15differ
36identical
63known for one product only

Key differences

Display diagonal
- TS THINKPAD R50E PMC745-1.8G:38.1 cm (15")
- TS ThinkPad T42 PM735 1.7Ghz:35.8 cm (14.1")
Processor frequency
- TS THINKPAD R50E PMC745-1.8G:1.8 GHz
- TS ThinkPad T42 PM735 1.7Ghz:1.7 GHz
Total storage capacity
- TS THINKPAD R50E PMC745-1.8G:60 GB
- TS ThinkPad T42 PM735 1.7Ghz:40 GB
Maximum graphics card memory
- TS THINKPAD R50E PMC745-1.8G:0.064 GB
- TS ThinkPad T42 PM735 1.7Ghz:0.032 GB
Graphics card interface
- TS THINKPAD R50E PMC745-1.8G:Direct AGP
- TS ThinkPad T42 PM735 1.7Ghz:AGP 4X
Number of built-in speakers
- TS THINKPAD R50E PMC745-1.8G:1
- TS ThinkPad T42 PM735 1.7Ghz:2
TV-out
- TS THINKPAD R50E PMC745-1.8G:No
- TS ThinkPad T42 PM735 1.7Ghz:Yes
Parallel ports quantity
- TS THINKPAD R50E PMC745-1.8G:0
- TS ThinkPad T42 PM735 1.7Ghz:1

Side by side

Differences highlightedShow differences only

Comparison of TS THINKPAD R50E PMC745-1.8G, TS ThinkPad T42 PM735 1.7Ghz
114 specifications	A Lenovo TS THINKPAD R50E PMC745-1.8G View product	B Lenovo TS ThinkPad T42 PM735 1.7Ghz View product
Display1 differ
Display diagonalDiffers	38.1 cm (15")	35.8 cm (14.1")
Display resolution	1024 x 768 pixels	1024 x 768 pixels
Native aspect ratio	4:3	4:3
Processor1 differ
Processor manufacturer	Intel	Intel
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	1.7 GHz
Processor cacheKnown for one	2 MB	Unknown — not stated by the source
Processor cache typeKnown for one	L2	Unknown — not stated by the source
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
Memoryidentical
Internal memory	0.5 GB	0.5 GB
Internal memory type	DDR-SDRAM	DDR-SDRAM
Maximum internal memoryKnown for one	Unknown — not stated by the source	2 GB
Storage1 differ
Total storage capacityDiffers	60 GB	40 GB
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-ROM
Graphics2 differ
Maximum graphics card memoryDiffers	0.064 GB	0.032 GB
Maximum resolution	2048 x 1536 pixels	2048 x 1536 pixels
Graphics card interfaceDiffers	Direct AGP	AGP 4X
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	AMD Mobility Radeon 7500
Audio1 differ
Audio system	SoundMAX	SoundMAX
Number of built-in speakersDiffers	1	2
Network1 differ
Networking featuresDiffers	Ethernet/Fast Ethernet/IEEE 802.11b/IEEE 802.11g	Ethernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/Bluetooth
Ports & interfaces2 differ
USB 2.0 ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-outDiffers	No	Yes
PS/2 ports quantity	0	0
Parallel ports quantityDiffers	0	1
Serial ports quantity	0	0
USB 1.1 ports quantity	0	0
TV-out typeKnown for one	Unknown — not stated by the source	S-Video
I/O portsKnown for one	Unknown — not stated by the source	-Expansion Bus port (for Dock II/Mini Dock or Port Replicator II)
Keyboard1 differ
Pointing deviceDiffers	Trackpad	ThinkPad UltraNav
Keyboard type	Full size	Full size
Software1 differ
Operating system installed	Windows XP Professional	Windows XP Professional
Bundled softwareDiffers	Access Program, ThinkVantage Access Connections, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC Doctor diagnostics, Adobe Acrobat Reader	Access Program, 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 diagnostics, PC-Doctor, ThinkVantage Fingerprint Software, 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
Batteryidentical
Battery life (max)	4 h	4 h
Number of battery cellsKnown for one	Unknown — not stated by the source	6
Poweridentical
DC-in jack	Yes	Yes
Weight & dimensions2 differ
WeightDiffers	2.8 kg	2.2 kg
Dimensions (WxDxH)Differs	332 x 269 x 38 mm	311 x 255 x 27 mm
Hard driveidentical
Storage drive type	ATA-100 (Enhanced IDE)	ATA-100 (Enhanced IDE)
Other features2 differ
Security featuresDiffers	-Power-on password -Security Slot -Supervisor password -Hard disk drive password	-Integrated fingerprint reader -Power-on password -Security Slot -Supervisor password -Hard disk drive password
Infrared data portDiffers	No	Yes
Battery typeKnown for one	6 Cell	Unknown — not stated by the source
Wake-on-LAN ready	No	No
Wake-on-Ring ready	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem type	56K V.92	56K V.92
Supplied AC adapter type	AC	AC
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

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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