Product comparison · 2 laptops

Lenovo Edge E440 Touch vs Lenovo Edge E540 Touch

148specifications compared
10differ
138identical
5known for one product only

Key differences

Display diagonal
- Edge E440 Touch:35.6 cm (14")
- Edge E540 Touch:39.6 cm (15.6")
Internal memory
- Edge E440 Touch:4 GB
- Edge E540 Touch:8 GB
Headphone outputs
- Edge E440 Touch:0
- Edge E540 Touch:1
Microphone in
- Edge E440 Touch:No
- Edge E540 Touch:Yes
Numeric keypad
- Edge E440 Touch:No
- Edge E540 Touch:Yes
Operating system installed
- Edge E440 Touch:Windows 8.1 Pro
- Edge E540 Touch:Windows 8 Pro
Weight
- Edge E440 Touch:2.14 kg
- Edge E540 Touch:2.44 kg
Width
- Edge E440 Touch:344 mm
- Edge E540 Touch:377 mm

Side by side

Differences highlightedShow differences only

Comparison of Edge E440 Touch, Edge E540 Touch
153 specifications	A Lenovo Edge E440 Touch View product	B Lenovo Edge E540 Touch View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	Yes	Yes
Touch technology	Multi-touch	Multi-touch
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightness	200 cd/m²	200 cd/m²
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	4th gen Intel® Core™ i7	4th gen Intel® Core™ i7
Processor model	i7-4702MQ	i7-4702MQ
Processor cores	4	4
Processor threads	8	8
Processor boost frequency	3.2 GHz	3.2 GHz
Processor frequency	2.2 GHz	2.2 GHz
Processor cache	6 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	PGA946	PGA946
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core i7-4700 Mobile series	Intel Core i7-4700 Mobile series
Processor codename	Haswell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
Stepping	C0	C0
Thermal Design Power (TDP)	37 W	37 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	16 GB	16 GB
Storageidentical
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD speed	7200 RPM	7200 RPM
Optical drive type	DVD-RW	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cards	SD	SD
Graphicsidentical
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 4600	Intel® HD Graphics 4600
Maximum on-board graphics card memory	1.74 GB	1.74 GB
On-board graphics card base frequency	400 MHz	400 MHz
On-board graphics card dynamic frequency (max)	1150 MHz	1150 MHz
On-board graphics card DirectX version	11.1	11.1
On-board graphics card ID	0x416	0x416
Audioidentical
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11a, Wi-Fi 5 (802.11ac), 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
Ports & interfaces2 differ
USB 2.0 ports quantity	1	1
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 quantity	1	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	0	1
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone inDiffers	No	Yes
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM87	Unknown — not stated by the source
Keyboard1 differ
Numeric keypadDiffers	No	Yes
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1 Pro	Windows 8 Pro
Operating system architecture	64-bit	64-bit
Drivers included	Yes	Yes
Processor special featuresidentical
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 Technology	Yes	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect Technology	No	No
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® Active Management Technology (Intel® AMT)	No	No
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® High Definition Audio (Intel® HD Audio)	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® Matrix Storage Technology (Intel® MST)	No	No
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start Technology	No	No
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Smart Response Technology	No	No
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK ID	75119	75119
Processor code	SR15J	SR15J
Processor package size	37.5 x 32 x 1.6 mm	37.5 x 32 x 1.6 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery life (max)	6 h	6 h
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Fingerprint reader	Yes	Yes
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	2.14 kg	2.44 kg
WidthDiffers	344 mm	377 mm
DepthDiffers	239 mm	250 mm
HeightDiffers	26.3 mm	26.6 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Intel segment tagging	Home office, Small Business	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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