Product comparison · 2 laptops

Lenovo T400 (6474-25G) vs Lenovo T400 (6474-P1G)

Key differences

Display resolution
- T400 (6474-25G):1440 x 900 pixels
- T400 (6474-P1G):1280 x 800 pixels
Display brightness
- T400 (6474-25G):200 cd/m²
- T400 (6474-P1G):185 cd/m²
Processor model
- T400 (6474-25G):P8600
- T400 (6474-P1G):T9400
Processor frequency
- T400 (6474-25G):2.4 GHz
- T400 (6474-P1G):2.53 GHz
Processor cache
- T400 (6474-25G):3 MB
- T400 (6474-P1G):6 MB
Stepping
- T400 (6474-25G):R1
- T400 (6474-P1G):E0
Thermal Design Power (TDP)
- T400 (6474-25G):25 W
- T400 (6474-P1G):35 W
CPU multiplier (bus/core ratio)
- T400 (6474-25G):9
- T400 (6474-P1G):9.5

Differences highlightedShow differences only

Comparison of T400 (6474-25G), T400 (6474-P1G)
120 specifications	A Lenovo T400 (6474-25G)View product	B Lenovo T400 (6474-P1G)View product
Display2 differ
Display resolutionDiffers	1440 x 900 pixels	1280 x 800 pixels
LED backlightKnown for one	Yes	Unknown — not stated by the source
Display brightnessDiffers	200 cd/m²	185 cd/m²
Processor7 differ
Processor modelDiffers	P8600	T9400
Processor frequencyDiffers	2.4 GHz	2.53 GHz
Processor cacheDiffers	3 MB	6 MB
Processor seriesDiffers	Intel Core 2 Duo P8000 Series	Intel Core 2 Duo T9000 Series
SteppingDiffers	R1	E0
Thermal Design Power (TDP)Differs	25 W	35 W
CPU multiplier (bus/core ratio)Differs	9	9.5
Networkidentical
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfacesidentical
TV-in portKnown for one	Unknown — not stated by the source	No
Processor special features5 differ
Embedded options availableDiffers	No	Yes
Idle StatesDiffers	Yes	No
Intel Enhanced Halt StateDiffers	Yes	No
Processor ARK IDDiffers	35568	35562
Processor codeDiffers	SLGDZ	SLGEK

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.