Product comparison · 2 laptops

Lenovo E440 touch vs Lenovo IdeaPad G40-30 Intel® Celeron® N2830 Laptop

126specifications compared
45differ
81identical
53known for one product only

Key differences

Touchscreen
- E440 touch:Yes
- IdeaPad G40-30 Intel® Celeron® N2830 Laptop:No
Processor family
- E440 touch:Intel® Core™ i5
- IdeaPad G40-30 Intel® Celeron® N2830 Laptop:Intel® Celeron®
Processor model
- E440 touch:i5-4200M
- IdeaPad G40-30 Intel® Celeron® N2830 Laptop:N2830
Processor threads
- E440 touch:4
- IdeaPad G40-30 Intel® Celeron® N2830 Laptop:2
Processor boost frequency
- E440 touch:3.1 GHz
- IdeaPad G40-30 Intel® Celeron® N2830 Laptop:2.41 GHz
Processor frequency
- E440 touch:2.5 GHz
- IdeaPad G40-30 Intel® Celeron® N2830 Laptop:2.16 GHz
Processor cache
- E440 touch:3 MB
- IdeaPad G40-30 Intel® Celeron® N2830 Laptop:1 MB
Processor cache type
- E440 touch:Smart Cache
- IdeaPad G40-30 Intel® Celeron® N2830 Laptop:L2

Side by side

Differences highlightedShow differences only

Comparison of E440 touch, G40-30
179 specifications	A Lenovo E440 touch View product	B Lenovo IdeaPad G40-30 Intel® Celeron® N2830 Laptop Model G40-30 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Market positioningKnown for one	Business	Unknown — not stated by the source
Display1 differ
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
TouchscreenDiffers	Yes	No
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Celeron®
Processor generationKnown for one	4th gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-4200M	N2830
Processor cores	2	2
Processor threadsDiffers	4	2
Processor boost frequencyDiffers	3.1 GHz	2.41 GHz
Processor frequencyDiffers	2.5 GHz	2.16 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	3 MB	1 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketDiffers	PGA946	BGA 1170
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core i5-4200 Mobile series	Intel Celeron Processor N2000 Series for Mobile
Processor codenameDiffers	Haswell	Bay Trail
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB Parity	No	No
Stepping	C0	C0
Thermal Design Power (TDP)Differs	37 W	7.5 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	16	4
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x4
PCI Express slots versionDiffers	3.0	2.0
ECC supported by processor	No	No
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	4.5 W
Memory1 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	16 GB	16 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	16 GB
Storage2 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD, SDHC, SDXC	MMC, SD
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4600	Intel® HD Graphics
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	400 MHz	313 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	750 MHz
On-board graphics card DirectX versionKnown for one	11.1	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x416	Unknown — not stated by the source
On-board graphics card burst frequencyKnown for one	Unknown — not stated by the source	750 MHz
Audio1 differ
Audio systemDiffers	Dolby Advanced Audio v2	Dolby Advanced
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Speaker powerKnown for one	Unknown — not stated by the source	3 W
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network1 differ
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	1	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
eSATA/USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
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) portsKnown for one	0	Unknown — not stated by the source
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 connectorKnown for one	No	Unknown — not stated by the source
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotKnown for one	No	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	2
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM87	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keys	Yes	Yes
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1 Pro	FreeDOS
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features17 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 StateDiffers	No	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology versionDiffers	1.00	0.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect TechnologyDiffers	No	Yes
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
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)Differs	Yes	No
Intel® Active Management Technology (Intel® AMT)	No	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
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)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Matrix Storage Technology (Intel® MST)	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start Technology	No	No
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Differs	Yes	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response Technology	No	No
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	76348	81071
Processor codeDiffers	SR1HA	SR1W4
Processor package sizeDiffers	37.5 x 37.5 x 4.7 mm	25 x 27 mm
Supported instruction setsKnown for one	AVX 2.0, SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	Yes	No
Conflict-Free processor	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	22 nm
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
Battery1 differ
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsDiffers	6	4
Battery life (max)Known for one	Unknown — not stated by the source	4 h
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Password protectionKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	HDD, Power on, Supervisor	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	2.43 kg	Unknown — not stated by the source
WidthKnown for one	344 mm	Unknown — not stated by the source
DepthKnown for one	239 mm	Unknown — not stated by the source
Height (front)Known for one	2.63 cm	Unknown — not stated by the source
Height (rear)Known for one	2.63 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord included	Yes	Yes
Other featuresidentical
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source

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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