Product comparison · 2 laptops

Lenovo T440p DOS US vs Lenovo W540 DOS CH

166specifications compared
30differ
136identical
11known for one product only

Key differences

Product type
- T440p DOS US:Laptop
- W540 DOS CH:Mobile workstation
Display diagonal
- T440p DOS US:35.6 cm (14")
- W540 DOS CH:39.6 cm (15.6")
Display resolution
- T440p DOS US:1920 x 1080 pixels
- W540 DOS CH:2880 x 1620 pixels
Processor model
- T440p DOS US:i7-4700MQ
- W540 DOS CH:i7-4800MQ
Processor boost frequency
- T440p DOS US:3.4 GHz
- W540 DOS CH:3.7 GHz
Processor frequency
- T440p DOS US:2.4 GHz
- W540 DOS CH:2.7 GHz
Internal memory
- T440p DOS US:8 GB
- W540 DOS CH:16 GB
Memory layout (slots x size)
- T440p DOS US:1 x 8 GB
- W540 DOS CH:2 x 8 GB

Side by side

Differences highlightedShow differences only

Comparison of T440p DOS US, W540 DOS CH
177 specifications	A Lenovo T440p DOS US View product	B Lenovo W540 DOS CH View product
Design1 differ
Product typeDiffers	Laptop	Mobile workstation
Display2 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolutionDiffers	1920 x 1080 pixels	2880 x 1620 pixels
HD typeKnown for one	Full HD	Unknown — not stated by the source
Panel typeKnown for one	Unknown — not stated by the source	IPS
Display brightnessKnown for one	Unknown — not stated by the source	300 cd/m²
Processor4 differ
Processor modelDiffers	i7-4700MQ	i7-4800MQ
Processor boost frequencyDiffers	3.4 GHz	3.7 GHz
Processor frequencyDiffers	2.4 GHz	2.7 GHz
Processor seriesDiffers	Intel Core i7-4700 Mobile series	Intel Core i7-4800 Mobile series
Memory4 differ
Internal memoryDiffers	8 GB	16 GB
Memory layout (slots x size)Differs	1 x 8 GB	2 x 8 GB
Memory slotsDiffers	2x SO-DIMM	4x SO-DIMM
Maximum internal memoryDiffers	16 GB	32 GB
Storage2 differ
Total storage capacityDiffers	256 GB	512 GB
SSD capacityDiffers	256 GB	512 GB
Graphics3 differ
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 730M	NVIDIA® Quadro® K2100M
Discrete graphics memory typeDiffers	GDDR3	GDDR5
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1300 MHz
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Networkidentical
Near Field Communication (NFC)Known for one	Yes	Unknown — not stated by the source
Ports & interfaces1 differ
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Thunderbolt ports quantityDiffers	0	1
Keyboard2 differ
Numeric keypadDiffers	No	Yes
Keyboard layoutDiffers	QWERTY	QWERTZ
Processor special features5 differ
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Processor ARK IDDiffers	75117	75128
Processor codeDiffers	SR15H	SR15L
Processor package sizeDiffers	37.5 x 32 x 1.6 mm	37.5 x 37.5 x 4.7 mm
Batteryidentical
Battery life (max)Known for one	Unknown — not stated by the source	6 h
Power1 differ
AC adapter powerDiffers	135 W	170 W
Securityidentical
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.1 kg	2.6 kg
WidthDiffers	337 mm	379 mm
DepthDiffers	253 mm	273 mm
Height (front)Differs	2.9 cm	2.8 cm
Packaging contentidentical
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
Intel segment taggingDiffers	Home office, Small Business	Professional

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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