Product comparison · 2 laptops

Lenovo ThinkPad Edge E540 Intel® Core™ i7 i7-4702MQ Laptop vs Lenovo ThinkPad S540 Intel® Core™ i5 i5-4200U Laptop

148specifications compared
41differ
107identical
39known for one product only

Key differences

Processor family
- ThinkPad Edge E540 Intel® Core™ i7 i7-4702MQ Laptop:Intel® Core™ i7
- ThinkPad S540 Intel® Core™ i5 i5-4200U Laptop:Intel® Core™ i5
Processor generation
- ThinkPad Edge E540 Intel® Core™ i7 i7-4702MQ Laptop:4th gen Intel® Core™ i7
- ThinkPad S540 Intel® Core™ i5 i5-4200U Laptop:4th gen Intel® Core™ i5
Processor model
- ThinkPad Edge E540 Intel® Core™ i7 i7-4702MQ Laptop:i7-4702MQ
- ThinkPad S540 Intel® Core™ i5 i5-4200U Laptop:i5-4200U
Processor cores
- ThinkPad Edge E540 Intel® Core™ i7 i7-4702MQ Laptop:4
- ThinkPad S540 Intel® Core™ i5 i5-4200U Laptop:2
Processor threads
- ThinkPad Edge E540 Intel® Core™ i7 i7-4702MQ Laptop:8
- ThinkPad S540 Intel® Core™ i5 i5-4200U Laptop:4
Processor boost frequency
- ThinkPad Edge E540 Intel® Core™ i7 i7-4702MQ Laptop:3.2 GHz
- ThinkPad S540 Intel® Core™ i5 i5-4200U Laptop:2.6 GHz
Processor frequency
- ThinkPad Edge E540 Intel® Core™ i7 i7-4702MQ Laptop:2.2 GHz
- ThinkPad S540 Intel® Core™ i5 i5-4200U Laptop:1.6 GHz
Processor cache
- ThinkPad Edge E540 Intel® Core™ i7 i7-4702MQ Laptop:6 MB
- ThinkPad S540 Intel® Core™ i5 i5-4200U Laptop:3 MB

Side by side

Differences highlightedShow differences only

Comparison of E540, S540
187 specifications	A Lenovo ThinkPad Edge E540 Intel® Core™ i7 i7-4702MQ Laptop Model E540 View product	B Lenovo ThinkPad S540 Intel® Core™ i5 i5-4200U Laptop Model S540 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Market positioning	Business	Business
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionKnown for one	1920 x 1080 pixels	Unknown — not stated by the source
TouchscreenKnown for one	No	Unknown — not stated by the source
HD typeKnown for one	Full HD	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratioKnown for one	16:9	Unknown — not stated by the source
Display brightnessKnown for one	300 cd/m²	Unknown — not stated by the source
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i7	4th gen Intel® Core™ i5
Processor modelDiffers	i7-4702MQ	i5-4200U
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.2 GHz	2.6 GHz
Processor frequencyDiffers	2.2 GHz	1.6 GHz
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	PGA946	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-4700 Mobile series	Intel Core i5-4200 Mobile series
Processor codename	Haswell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
Stepping	C0	C0
Thermal Design Power (TDP)Differs	37 W	15 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x4, 2x4
PCI Express slots versionDiffers	3.0	2.0
ECC supported by processor	No	No
Memoryidentical
Internal memory	8 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	16 GB	16 GB
Maximum internal memory (64-bit)Known for one	16 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacity	1 TB	1 TB
Storage mediaDiffers	HDD+SSD	HDD
Number of HDDs installed	1	1
HDD capacity	1 TB	1 TB
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	16 GB	Unknown — not stated by the source
SSD interfaceKnown for one	mSATA	Unknown — not stated by the source
Optical drive typeDiffers	DVD±RW	No
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Graphics6 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 740M	AMD Radeon HD 8670M
Discrete graphics card memory	2 GB	2 GB
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4600	Intel® HD Graphics 4400
Maximum on-board graphics card memory	1.74 GB	1.74 GB
On-board graphics card base frequencyDiffers	400 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1000 MHz
On-board graphics card DirectX versionDiffers	11.1	12
On-board graphics card IDDiffers	0x416	0xA16
Number of discrete graphics cards installed	1	1
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR5
Number of discrete graphics cards supportedKnown for one	Unknown — not stated by the source	1
Audio1 differ
Audio systemDiffers	Dolby Advanced Audio	Dolby Home Theater v4
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution	1280 x 720 pixels	1280 x 720 pixels
Network2 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardDiffers	Wi-Fi 4 (802.11n)	Wi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Wi-Fi data rate (max)Known for one	Unknown — not stated by the source	300 Mbit/s
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	0
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connector	Yes	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
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® HM87	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Touchpad
Numeric keypad	Yes	Yes
Spill-resistant keyboard	Yes	Yes
Full-size keyboard	Yes	Yes
Windows keys	Yes	Yes
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Recovery operating systemKnown for one	Unknown — not stated by the source	Windows 8 Pro
Processor special features6 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Secure Key Technology version	1.00	1.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	75119	75459
Processor codeDiffers	SR15J	SR170
Processor package sizeDiffers	37.5 x 32 x 1.6 mm	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Battery4 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Number of battery cellsDiffers	6	4
Battery capacityDiffers	48 Wh	62.8 Wh
Battery life (max)Differs	6 h	9 h
Poweridentical
AC adapter powerKnown for one	90 W	Unknown — not stated by the source
DC-in jack	Yes	Yes
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 slot	Yes	Yes
Fingerprint readerDiffers	No	Yes
Weight & dimensions2 differ
WeightKnown for one	2.44 kg	Unknown — not stated by the source
WidthDiffers	377 mm	379 mm
DepthDiffers	250 mm	253 mm
HeightKnown for one	26.6 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Cables includedKnown for one	AC	Unknown — not stated by the source
Manual	Yes	Yes
Quick start guide	Yes	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No

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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