Product comparison · 2 laptops

Lenovo G550 + Warranty vs Lenovo ThinkPad T400 (647425G)

101specifications compared
37differ
64identical
26known for one product only

Key differences

Display diagonal
- G550 + Warranty:39.6 cm (15.6")
- ThinkPad T400 (647425G):35.8 cm (14.1")
Display resolution
- G550 + Warranty:1366 x 768 pixels
- ThinkPad T400 (647425G):1440 x 900 pixels
Native aspect ratio
- G550 + Warranty:16:9
- ThinkPad T400 (647425G):16:10
Processor family
- G550 + Warranty:Intel Pentium Mobile
- ThinkPad T400 (647425G):Intel® Core™2 Duo
Processor model
- G550 + Warranty:T4200
- ThinkPad T400 (647425G):P8600
Processor frequency
- G550 + Warranty:2 GHz
- ThinkPad T400 (647425G):2.4 GHz
Processor cache
- G550 + Warranty:1 MB
- ThinkPad T400 (647425G):3 MB
Processor front side bus
- G550 + Warranty:800 MHz
- ThinkPad T400 (647425G):1066 MHz

Side by side

Differences highlightedShow differences only

Comparison of G550 + Warranty, ThinkPad T400 (647425G)
127 specifications	A Lenovo G550 + Warranty View product	B Lenovo ThinkPad T400 (647425G)View product
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	35.8 cm (14.1")
Display resolutionDiffers	1366 x 768 pixels	1440 x 900 pixels
LED backlightKnown for one	Unknown — not stated by the source	Yes
Native aspect ratioDiffers	16:9	16:10
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor10 differ
Processor familyDiffers	Intel Pentium Mobile	Intel® Core™2 Duo
Processor modelDiffers	T4200	P8600
Processor frequencyDiffers	2 GHz	2.4 GHz
Processor cacheDiffers	1 MB	3 MB
Processor front side busDiffers	800 MHz	1066 MHz
Processor socketDiffers	LGA 3647 (Socket P)	Socket 479
Processor seriesDiffers	Intel Pentium T4000 Series for Mobile	Intel Core 2 Duo P8000 Series
SteppingDiffers	R0	R1
Thermal Design Power (TDP)Differs	35 W	25 W
CPU multiplier (bus/core ratio)Differs	10	9
Memory2 differ
Internal memoryDiffers	3 GB	2 GB
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Memory layout (slots x size)Differs	1 x 1 + 1 x 2 GB	1 x 2 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	250 GB	160 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
Card reader integratedDiffers	Yes	No
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, MS PRO, SD, xD	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 4500M	Intel® GMA 4500MHD
Audio1 differ
Audio systemDiffers	High Definition Audio	HDA 24-bit
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Network3 differ
Networking featuresDiffers	Ethernet, Fast Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	IEEE 802.11b/g	Intel WiFi 5100AGN
BluetoothDiffers	Yes	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces4 differ
Firewire (IEEE 1394) portsDiffers	0	1
Docking connectorDiffers	No	Yes
SmartCard slotDiffers	Yes	No
Modem (RJ-11) portsDiffers	0	1
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows Vista Business
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Trial softwareKnown for one	Unknown — not stated by the source	Microsoft Office 2007
Processor special features5 differ
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Processor ARK IDDiffers	37251	35568
Processor codeDiffers	SLGJN	SLGDZ
Battery1 differ
Battery life (max)Differs	3.8 h	6.6 h
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
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WeightDiffers	2.7 kg	2.2 kg
WidthDiffers	381 mm	335.5 mm
DepthDiffers	245 mm	239 mm
HeightKnown for one	Unknown — not stated by the source	31.9 mm
Height (front)Known for one	2.65 cm	Unknown — not stated by the source
Height (rear)Known for one	3.62 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Internal modemDiffers	No	Yes
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Keyboardidentical
Pointing deviceKnown for one	Touchpad	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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