Product comparison · 2 laptops

Lenovo Edge S540 vs Lenovo ThinkPad T540p

129specifications compared
46differ
83identical
57known for one product only

Key differences

Display resolution
- Edge S540:1920 x 1080 pixels
- ThinkPad T540p:1366 x 768 pixels
Touchscreen
- Edge S540:Yes
- ThinkPad T540p:No
HD type
- Edge S540:Full HD
- ThinkPad T540p:Not supported
Processor family
- Edge S540:Intel® Core™ i7
- ThinkPad T540p:Intel® Core™ i5
Processor generation
- Edge S540:4th gen Intel® Core™ i7
- ThinkPad T540p:4th gen Intel® Core™ i5
Processor model
- Edge S540:i7-4500U
- ThinkPad T540p:i5-4200M
Processor boost frequency
- Edge S540:3 GHz
- ThinkPad T540p:3.1 GHz
Processor frequency
- Edge S540:1.8 GHz
- ThinkPad T540p:2.5 GHz

Side by side

Differences highlightedShow differences only

Comparison of Edge S540, ThinkPad T540p
186 specifications	A Lenovo Edge S540 View product	B Lenovo ThinkPad T540p View product
Display3 differ
Display resolutionDiffers	1920 x 1080 pixels	1366 x 768 pixels
TouchscreenDiffers	Yes	No
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
HD typeDiffers	Full HD	Not supported
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Display brightnessKnown for one	300 cd/m²	Unknown — not stated by the source
Processor13 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i7	4th gen Intel® Core™ i5
Processor modelDiffers	i7-4500U	i5-4200M
Processor boost frequencyDiffers	3 GHz	3.1 GHz
Processor frequencyDiffers	1.8 GHz	2.5 GHz
Processor cacheDiffers	4 MB	3 MB
Processor socketDiffers	BGA 1168	PGA946
Processor seriesDiffers	Intel Core i7-4500 Mobile series	Intel Core i5-4200 Mobile series
Bus typeDiffers	DMI2	DMI
Thermal Design Power (TDP)Differs	15 W	37 W
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	2x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memory1 differ
Internal memoryDiffers	8 GB	4 GB
Memory clock speedKnown for one	1600 MHz	Unknown — not stated by the source
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	256 GB	500 GB
Storage mediaDiffers	SSD	HDD
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	256 GB	Unknown — not stated by the source
SSD interfaceKnown for one	SATA III	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD Super Multi DL
Compatible memory cardsKnown for one	MMC, SD, SDHC, SDXC	Unknown — not stated by the source
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Graphics5 differ
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	AMD Radeon HD 8670M	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 4600
On-board graphics card base frequencyDiffers	200 MHz	400 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1150 MHz
On-board graphics card DirectX versionDiffers	12	11.1
On-board graphics card IDDiffers	0xA16	0x416
Number of discrete graphics cards installedKnown for one	1	Unknown — not stated by the source
Number of discrete graphics cards supportedKnown for one	1	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Dolby Home Theater v4	Dolby Advanced
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Cameraidentical
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network1 differ
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ports & interfaces4 differ
USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	4
HDMI ports quantityDiffers	1	0
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
VGA (D-Sub) ports quantityDiffers	0	1
Headphone outputsDiffers	0	1
Docking connectorKnown for one	Yes	Unknown — not stated by the source
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	4	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Mini DisplayPort/Thunderbolt combo portKnown for one	Unknown — not stated by the source	No
Thunderbolt 2 ports quantityKnown for one	Unknown — not stated by the source	0
Mini HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Micro HDMI ports quantityKnown for one	Unknown — not stated by the source	0
LAN/VGA combo portKnown for one	Unknown — not stated by the source	No
Mini VGA ports quantityKnown for one	Unknown — not stated by the source	0
Keyboard1 differ
Pointing deviceDiffers	Clickpad	ThinkPad UltraNav
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 8 Pro	Windows 7 Professional
Processor special features7 differ
Intel Enhanced Halt StateDiffers	Yes	No
Intel FDI TechnologyDiffers	Yes	No
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Smart Connect TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for one	Yes	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Processor ARK IDDiffers	75460	76348
Processor codeDiffers	SR16Z	SR1HA
Processor package sizeDiffers	40 x 24 x 1.5 mm	37.5 x 37.5 x 4.7 mm
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Battery2 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	4	6
Battery life (max)Known for one	9 h	Unknown — not stated by the source
Security1 differ
Cable lock slotDiffers	Yes	No
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.36 kg	2.5 kg
WidthDiffers	379 mm	376.4 mm
DepthDiffers	253 mm	247.9 mm
Height (front)Known for one	2.07 cm	Unknown — not stated by the source
Height (rear)Known for one	2.27 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	27.7 mm
Packaging contentidentical
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business

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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