Product comparison · 2 laptops

Lenovo ThinkPad 647351M laptop Intel® Core™2 Duo P8600 vs Lenovo ThinkPad R400 (744333G), PT

102specifications compared
23differ
79identical
22known for one product only

Key differences

Display resolution
- ThinkPad 647351M laptop Intel® Core™2 Duo P8600:1440 x 900 pixels
- ThinkPad R400 (744333G), PT:1280 x 800 pixels
Processor model
- ThinkPad 647351M laptop Intel® Core™2 Duo P8600:P8600
- ThinkPad R400 (744333G), PT:T6670
Processor frequency
- ThinkPad 647351M laptop Intel® Core™2 Duo P8600:2.4 GHz
- ThinkPad R400 (744333G), PT:2.2 GHz
Processor cache
- ThinkPad 647351M laptop Intel® Core™2 Duo P8600:3 MB
- ThinkPad R400 (744333G), PT:2 MB
Processor front side bus
- ThinkPad 647351M laptop Intel® Core™2 Duo P8600:1066 MHz
- ThinkPad R400 (744333G), PT:800 MHz
Processor socket
- ThinkPad 647351M laptop Intel® Core™2 Duo P8600:Socket 479
- ThinkPad R400 (744333G), PT:Socket 478
Thermal Design Power (TDP)
- ThinkPad 647351M laptop Intel® Core™2 Duo P8600:25 W
- ThinkPad R400 (744333G), PT:35 W
CPU multiplier (bus/core ratio)
- ThinkPad 647351M laptop Intel® Core™2 Duo P8600:9
- ThinkPad R400 (744333G), PT:11

Side by side

Differences highlightedShow differences only

Comparison of 647351M, ThinkPad R400 (744333G), PT
124 specifications	A Lenovo ThinkPad 647351M laptop Intel® Core™2 Duo P8600 Model 647351M View product	B Lenovo ThinkPad R400 (744333G), PT View product
Display1 differ
Display resolutionDiffers	1440 x 900 pixels	1280 x 800 pixels
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Dual-screenKnown for one	No	Unknown — not stated by the source
LED backlightKnown for one	Unknown — not stated by the source	Yes
Processor8 differ
Processor modelDiffers	P8600	T6670
Processor frequencyDiffers	2.4 GHz	2.2 GHz
Processor cacheDiffers	3 MB	2 MB
Processor front side busDiffers	1066 MHz	800 MHz
Processor socketDiffers	Socket 479	Socket 478
Processor seriesDiffers	Intel Core 2 Duo P8000 Series	Intel Core 2 Duo T6000 Series
SteppingKnown for one	R1	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	25 W	35 W
CPU multiplier (bus/core ratio)Differs	9	11
Memoryidentical
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	4 GB
Storage3 differ
Total storage capacityDiffers	160 GB	250 GB
Optical drive typeDiffers	DVD±RW	DVD-RW
Card reader integratedDiffers	Yes	No
Cameraidentical
Front cameraKnown for one	Yes	Unknown — not stated by the source
Network3 differ
Networking featuresDiffers	Gigabit Ethernet, WLAN	WLAN, Gigabit Ethernet
Wireless technologyDiffers	802.11 a/g/n	Intel 5100AGN
BluetoothDiffers	Yes	No
Ports & interfaces4 differ
Firewire (IEEE 1394) portsDiffers	1	0
Docking connectorDiffers	Yes	No
ExpressCard slotDiffers	Yes	No
SmartCard slotDiffers	Yes	No
Softwareidentical
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Processor special features3 differ
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateDiffers	Yes	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Processor ARK IDDiffers	35568	42109
Processor codeKnown for one	SLGDZ	Unknown — not stated by the source
Batteryidentical
Battery life (max)Known for one	Unknown — not stated by the source	5.6 h
Securityidentical
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	30 - 80%	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	2.14 kg	2.4 kg
Dimensions (WxDxH)Known for one	335.5 x 238 x 32 mm	Unknown — not stated by the source
WidthKnown for one	Unknown — not stated by the source	335.5 mm
DepthKnown for one	Unknown — not stated by the source	238 mm
HeightKnown for one	Unknown — not stated by the source	34.9 mm
Other featuresidentical
Power requirementsKnown for one	100V – 240V AC, 50Hz/60Hz	Unknown — not stated by the source
Modem typeKnown for one	Unknown — not stated by the source	1
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Intel HDA 24-bit

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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