Product comparison · 2 laptops

LG Z series 13Z940-G.AT7WA laptop Intel® Core™ i7 i7-4500U vs LG U series 15U340-LT1FK laptop Intel® Pentium® N3520

123specifications compared
56differ
67identical
49known for one product only

Key differences

Display diagonal
- Z series 13Z940-G.AT7WA laptop Intel® Core™ i7 i7-4500U:33.8 cm (13.3")
- U series 15U340-LT1FK laptop Intel® Pentium® N3520:39.6 cm (15.6")
Processor family
- Z series 13Z940-G.AT7WA laptop Intel® Core™ i7 i7-4500U:Intel® Core™ i7
- U series 15U340-LT1FK laptop Intel® Pentium® N3520:Intel® Pentium®
Processor model
- Z series 13Z940-G.AT7WA laptop Intel® Core™ i7 i7-4500U:i7-4500U
- U series 15U340-LT1FK laptop Intel® Pentium® N3520:N3520
Processor cores
- Z series 13Z940-G.AT7WA laptop Intel® Core™ i7 i7-4500U:2
- U series 15U340-LT1FK laptop Intel® Pentium® N3520:4
Processor boost frequency
- Z series 13Z940-G.AT7WA laptop Intel® Core™ i7 i7-4500U:3 GHz
- U series 15U340-LT1FK laptop Intel® Pentium® N3520:2.42 GHz
Processor frequency
- Z series 13Z940-G.AT7WA laptop Intel® Core™ i7 i7-4500U:1.8 GHz
- U series 15U340-LT1FK laptop Intel® Pentium® N3520:2.17 GHz
Processor cache
- Z series 13Z940-G.AT7WA laptop Intel® Core™ i7 i7-4500U:4 MB
- U series 15U340-LT1FK laptop Intel® Pentium® N3520:2 MB
Processor cache type
- Z series 13Z940-G.AT7WA laptop Intel® Core™ i7 i7-4500U:Smart Cache
- U series 15U340-LT1FK laptop Intel® Pentium® N3520:L2

Side by side

Differences highlightedShow differences only

Comparison of 13Z940-G.AT7WA, 15U340-LT1FK
172 specifications	A LG Z series 13Z940-G.AT7WA laptop Intel® Core™ i7 i7-4500U Model 13Z940-G.AT7WA View product	B LG U series 15U340-LT1FK laptop Intel® Pentium® N3520 Model 15U340-LT1FK View product
Designidentical
Product type	Laptop	Laptop
Product colour	White	White
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	33.8 cm (13.3")	39.6 cm (15.6")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD type	Full HD	Full HD
Panel typeKnown for one	IPS	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™ i7	Intel® Pentium®
Processor generationKnown for one	4th gen Intel® Core™ i7	Unknown — not stated by the source
Processor modelDiffers	i7-4500U	N3520
Processor coresDiffers	2	4
Processor threads	4	4
Processor boost frequencyDiffers	3 GHz	2.42 GHz
Processor frequencyDiffers	1.8 GHz	2.17 GHz
Processor cacheDiffers	4 MB	2 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketDiffers	BGA 1168	BGA 1170
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core i7-4500 Mobile series	Intel® Pentium N3000 Series for Mobile
Processor codenameDiffers	Haswell	Bay Trail
Bus typeKnown for one	DMI2	Unknown — not stated by the source
FSB Parity	No	No
SteppingDiffers	C0	B3
Thermal Design Power (TDP)Differs	15 W	7.5 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanesDiffers	12	4
PCI Express configurationsKnown for one	2x4	Unknown — not stated by the source
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	4.5 W
Memory2 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speedDiffers	1600 MHz	1333 MHz
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Memory slotsKnown for one	Unknown — not stated by the source	1x SO-DIMM
Storage3 differ
Total storage capacityDiffers	256 GB	500 GB
Storage mediaDiffers	SSD	HDD
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	256 GB	Unknown — not stated by the source
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MicroSD (TransFlash)	MMC, SD, SDHC, SDXC
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA II
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 4400	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	200 MHz	313 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	854 MHz
On-board graphics card DirectX versionKnown for one	12	Unknown — not stated by the source
On-board graphics card IDKnown for one	0xA16	Unknown — not stated by the source
On-board graphics card burst frequencyKnown for one	Unknown — not stated by the source	854 MHz
Graphics card Open GL supportKnown for one	Unknown — not stated by the source	Yes
Audio2 differ
Audio systemDiffers	SRS Premium Sound HD	High Definition Audio
Speaker powerDiffers	1 W	1.5 W
Built-in microphone	Yes	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)	1.3 MP	1.3 MP
Optical driveidentical
LightScribe	No	No
Network1 differ
Wi-Fi	Yes	Yes
Ethernet LANDiffers	No	Yes
Bluetooth	Yes	Yes
Bluetooth Low Energy (BLE)Known for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Wi-Fi data rate (max)Known for one	Unknown — not stated by the source	433 Mbit/s
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
Micro-USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Headphone outputsKnown for one	1	Unknown — not stated by the source
S/PDIF out port	No	No
Microphone inKnown for one	No	Unknown — not stated by the source
Docking connector	No	No
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	4	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Performanceidentical
Motherboard chipsetKnown for one	Intel HM77 Express	Unknown — not stated by the source
Keyboard2 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Keyboard number of keysDiffers	79	99
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installed	Windows 8.1	Windows 8.1
Operating system architecture	64-bit	64-bit
Trial softwareDiffers	McAfee Internet Security 2013, Microsoft Office 2010	Microsoft Office 2013
Bundled softwareKnown for one	LG Control Center LG Smart Share LG Network Share LG Recovery Center LG Update Center Rapid Start Manager/Power Manager Microsoft Windows Essentials 2012 Microsoft Games Microsoft Fresh Paint SRS Sound Solution Microsoft Skype	Unknown — not stated by the source
Processor special features18 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 versionDiffers	1.00	0.00
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
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® 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)Known for one	Yes	Unknown — not stated by the source
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)Known for one	Yes	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Rapid Start TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	75460	79049
Processor codeDiffers	SR16Z	SR1SE
Processor package sizeDiffers	40 x 24 x 1.5 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
Batteryidentical
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
Number of battery cellsKnown for one	3	Unknown — not stated by the source
Battery capacityKnown for one	4000 mAh	Unknown — not stated by the source
Battery life (max)Known for one	8.5 h	Unknown — not stated by the source
Poweridentical
AC adapter power	40 W	40 W
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Weight & dimensions4 differ
WeightDiffers	980 g	1.69 kg
WidthDiffers	303.2 mm	373.8 mm
DepthDiffers	213.5 mm	253 mm
HeightDiffers	13.6 mm	19.9 mm
Packaging contentidentical
AC adapter included	Yes	Yes
ManualKnown for one	Yes	Unknown — not stated by the source
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Unknown — not stated by the source	Yes

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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