Product comparison · 2 laptops

Lenovo Essential G590 Intel® Pentium® 2020M Laptop vs LG Z series 13Z940-GH3PK laptop Intel® Core™ i3 i3-4005U

122specifications compared
59differ
63identical
63known for one product only

Key differences

Product colour
- Essential G590 Intel® Pentium® 2020M Laptop:Black
- Z series 13Z940-GH3PK laptop Intel® Core™ i3 i3-4005U:Pink
Display diagonal
- Essential G590 Intel® Pentium® 2020M Laptop:39.6 cm (15.6")
- Z series 13Z940-GH3PK laptop Intel® Core™ i3 i3-4005U:33.8 cm (13.3")
Display resolution
- Essential G590 Intel® Pentium® 2020M Laptop:1366 x 768 pixels
- Z series 13Z940-GH3PK laptop Intel® Core™ i3 i3-4005U:1920 x 1080 pixels
Processor family
- Essential G590 Intel® Pentium® 2020M Laptop:Intel® Pentium®
- Z series 13Z940-GH3PK laptop Intel® Core™ i3 i3-4005U:Intel® Core™ i3
Processor model
- Essential G590 Intel® Pentium® 2020M Laptop:2020M
- Z series 13Z940-GH3PK laptop Intel® Core™ i3 i3-4005U:i3-4005U
Processor threads
- Essential G590 Intel® Pentium® 2020M Laptop:2
- Z series 13Z940-GH3PK laptop Intel® Core™ i3 i3-4005U:4
Processor frequency
- Essential G590 Intel® Pentium® 2020M Laptop:2.4 GHz
- Z series 13Z940-GH3PK laptop Intel® Core™ i3 i3-4005U:1.7 GHz
Processor cache
- Essential G590 Intel® Pentium® 2020M Laptop:2 MB
- Z series 13Z940-GH3PK laptop Intel® Core™ i3 i3-4005U:3 MB

Side by side

Differences highlightedShow differences only

Comparison of G590, 13Z940-GH3PK
185 specifications	A Lenovo Essential G590 Intel® Pentium® 2020M Laptop Model G590 View product	B LG Z series 13Z940-GH3PK laptop Intel® Core™ i3 i3-4005U Model 13Z940-GH3PK View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Pink
Form factor	Clamshell	Clamshell
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	33.8 cm (13.3")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
Touchscreen	No	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
HD typeKnown for one	Unknown — not stated by the source	Full HD
Panel typeKnown for one	Unknown — not stated by the source	IPS
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™ i3
Processor modelDiffers	2020M	i3-4005U
Processor cores	2	2
Processor threadsDiffers	2	4
Processor frequencyDiffers	2.4 GHz	1.7 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	2 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	PGA988	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium 2000 series for Mobile	Intel® Core™ i3-4000 Mobile Series
Processor codenameDiffers	Ivy Bridge	Haswell
Bus type	DMI	DMI
FSB Parity	No	No
SteppingKnown for one	L1	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	35 W	15 W
TjunctionDiffers	90 °C	100 °C
Maximum number of PCI Express lanesDiffers	16	10
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	4x1, 1x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Known for one	24	Unknown — not stated by the source
ECC supported by processor	No	No
Processor generationKnown for one	Unknown — not stated by the source	4th gen Intel® Core™ i3
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory layout (slots x size)	1 x 4 GB	1 x 4 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Storage4 differ
Total storage capacityDiffers	320 GB	128 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	320 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi DL	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD, SDHC, SDXC	MicroSD (TransFlash), MicroSDHC
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
Graphics3 differ
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 4400
On-board graphics card base frequencyDiffers	650 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	950 MHz
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	12
On-board graphics card IDKnown for one	Unknown — not stated by the source	0xA16
Audio1 differ
Audio system	HD	HD
Number of built-in speakers	2	2
Speaker powerDiffers	2 W	1 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1.3 MP
Network3 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
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 ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
BluetoothDiffers	Yes	No
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Integrated 4G WiMAXKnown for one	No	Unknown — not stated by the source
Wi-Fi data rate (max)Known for one	Unknown — not stated by the source	867 Mbit/s
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	2	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
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 quantityDiffers	1	0
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	0	1
S/PDIF out port	No	No
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Microphone in	No	No
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Micro-USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	2
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	2
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM70 Express	Unknown — not stated by the source
Keyboard2 differ
Pointing deviceDiffers	Touchpad	Touchpad + Scroll zone
Numeric keypadDiffers	Yes	No
Full-size keyboard	Yes	Yes
Windows keysKnown for one	Yes	Unknown — not stated by the source
Keyboard number of keysKnown for one	Unknown — not stated by the source	79
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Softwareidentical
Operating system installed	Windows 8	Windows 8
Operating system architecture	64-bit	64-bit
Trial softwareKnown for one	Unknown — not stated by the source	Microsoft Office, Norton Anti-Virus 2013
Processor special features20 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Smart Connect TechnologyDiffers	No	Yes
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)Differs	No	Yes
Intel® Active Management Technology (Intel® AMT)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)Differs	No	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® Matrix Storage Technology (Intel® MST)	No	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Smart Cache	Yes	Yes
Intel® Smart Response Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	71142	75105
Processor codeKnown for one	SR0U1	Unknown — not stated by the source
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B)	40 x 24 x 1.5 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	0.00
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Response Technology versionKnown for one	Unknown — not stated by the source	0.00
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
UARTKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery life (max)Known for one	6 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	40 W
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	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 Silver, ENERGY STAR	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.5 kg	980 g
WidthDiffers	378 mm	303 mm
DepthDiffers	252 mm	214 mm
HeightDiffers	33.4 mm	13.6 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	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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