Product comparison · 2 laptops

Lenovo S510p Touch vs Lenovo ThinkPad E540

123specifications compared
33differ
90identical
62known for one product only

Key differences

Processor model
- S510p Touch:i5-4200U
- ThinkPad E540:i5-4200M
Processor boost frequency
- S510p Touch:2.6 GHz
- ThinkPad E540:3.1 GHz
Processor frequency
- S510p Touch:1.6 GHz
- ThinkPad E540:2.5 GHz
Processor socket
- S510p Touch:BGA 1168
- ThinkPad E540:PGA946
Bus type
- S510p Touch:DMI2
- ThinkPad E540:DMI
Thermal Design Power (TDP)
- S510p Touch:15 W
- ThinkPad E540:37 W
Maximum number of PCI Express lanes
- S510p Touch:12
- ThinkPad E540:16
PCI Express configurations
- S510p Touch:1x4, 2x4
- ThinkPad E540:1x16, 2x8, 1x8+2x4

Side by side

Differences highlightedShow differences only

Comparison of S510p Touch, ThinkPad E540
185 specifications	A Lenovo S510p Touch View product	B Lenovo ThinkPad E540 View product
Displayidentical
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Processor9 differ
Processor modelDiffers	i5-4200U	i5-4200M
Processor boost frequencyDiffers	2.6 GHz	3.1 GHz
Processor frequencyDiffers	1.6 GHz	2.5 GHz
Processor socketDiffers	BGA 1168	PGA946
Bus typeDiffers	DMI2	DMI
Thermal Design Power (TDP)Differs	15 W	37 W
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	1x4, 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	6 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 layout (slots x size)Known for one	1 x 2 + 1 x 4 GB	Unknown — not stated by the source
Maximum internal memory (64-bit)Known for one	16 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	1 TB	128 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	1 TB	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, SD	Unknown — not stated by the source
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	128 GB
Graphics5 differ
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	1000 MHz	1150 MHz
On-board graphics card DirectX versionDiffers	12	11.1
On-board graphics card IDDiffers	0xA16	0x416
Audio1 differ
Audio systemDiffers	Dolby Advanced	Dolby Advanced 2.0
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
Swivel webcamKnown for one	No	Unknown — not stated by the source
Rear cameraKnown for one	No	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network2 differ
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ethernet LAN data ratesDiffers	10,100 Mbit/s	10,100,1000 Mbit/s
Ports & interfaces2 differ
VGA (D-Sub) ports quantityDiffers	0	1
Headphone outputsDiffers	0	1
Docking connectorKnown for one	No	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	0
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
USB Sleep-and-ChargeKnown for one	Unknown — not stated by the source	Yes
USB Sleep-and-Charge portsKnown for one	Unknown — not stated by the source	1
Performanceidentical
Motherboard chipsetKnown for one	Intel HM77 Express	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Processor special features7 differ
Intel Enhanced Halt StateDiffers	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® Active Management Technology (Intel® AMT)Known for one	No	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	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Processor ARK IDDiffers	75459	76348
Processor codeDiffers	SR170	SR1HA
Processor package sizeDiffers	40 x 24 x 1.5 mm	37.5 x 37.5 x 4.7 mm
Supported instruction setsDiffers	AVX 2.0	AVX 2.0, SSE4.1, SSE4.2
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Number of battery cellsDiffers	4	6
Battery life (max)Known for one	5 h	Unknown — not stated by the source
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Poweridentical
Power auto-sensingKnown for one	Yes	Unknown — not stated by the source
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions1 differ
WeightDiffers	2.3 kg	2.44 kg
WidthKnown for one	Unknown — not stated by the source	377 mm
DepthKnown for one	Unknown — not stated by the source	250 mm
HeightKnown for one	Unknown — not stated by the source	26.6 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.

More laptop comparisons

All laptop comparisons