Product comparison · 2 laptops

ASUS K551LN-XX234D laptop Intel® Core™ i7 i7-4500U vs LG Z series 13Z940-GT3SK laptop Intel® Core™ i3 i3-4005U

130specifications compared
43differ
87identical
52known for one product only

Key differences

Product colour
- K551LN-XX234D laptop Intel® Core™ i7 i7-4500U:Grey, Stainless steel
- Z series 13Z940-GT3SK laptop Intel® Core™ i3 i3-4005U:Silver
Display diagonal
- K551LN-XX234D laptop Intel® Core™ i7 i7-4500U:39.6 cm (15.6")
- Z series 13Z940-GT3SK laptop Intel® Core™ i3 i3-4005U:33.8 cm (13.3")
Display resolution
- K551LN-XX234D laptop Intel® Core™ i7 i7-4500U:1366 x 768 pixels
- Z series 13Z940-GT3SK laptop Intel® Core™ i3 i3-4005U:1920 x 1080 pixels
HD type
- K551LN-XX234D laptop Intel® Core™ i7 i7-4500U:HD
- Z series 13Z940-GT3SK laptop Intel® Core™ i3 i3-4005U:Full HD
Processor family
- K551LN-XX234D laptop Intel® Core™ i7 i7-4500U:Intel® Core™ i7
- Z series 13Z940-GT3SK laptop Intel® Core™ i3 i3-4005U:Intel® Core™ i3
Processor generation
- K551LN-XX234D laptop Intel® Core™ i7 i7-4500U:4th gen Intel® Core™ i7
- Z series 13Z940-GT3SK laptop Intel® Core™ i3 i3-4005U:4th gen Intel® Core™ i3
Processor model
- K551LN-XX234D laptop Intel® Core™ i7 i7-4500U:i7-4500U
- Z series 13Z940-GT3SK laptop Intel® Core™ i3 i3-4005U:i3-4005U
Processor frequency
- K551LN-XX234D laptop Intel® Core™ i7 i7-4500U:1.8 GHz
- Z series 13Z940-GT3SK laptop Intel® Core™ i3 i3-4005U:1.7 GHz

Side by side

Differences highlightedShow differences only

Comparison of K551LN-XX234D, 13Z940-GT3SK
182 specifications	A ASUS K551LN-XX234D laptop Intel® Core™ i7 i7-4500U Model K551LN-XX234D View product	B LG Z series 13Z940-GT3SK laptop Intel® Core™ i3 i3-4005U Model 13Z940-GT3SK View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Grey, Stainless steel	Silver
Form factor	Clamshell	Clamshell
Display3 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
HD typeDiffers	HD	Full HD
Panel typeKnown for one	Unknown — not stated by the source	IPS
LED backlightKnown for one	Unknown — not stated by the source	Yes
Native aspect ratio	16:9	16:9
Processor9 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	4th gen Intel® Core™ i7	4th gen Intel® Core™ i3
Processor modelDiffers	i7-4500U	i3-4005U
Processor cores	2	2
Processor threads	4	4
Processor frequencyDiffers	1.8 GHz	1.7 GHz
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1168	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-4500 Mobile series	Intel® Core™ i3-4000 Mobile Series
Processor codename	Haswell	Haswell
Bus typeDiffers	DMI2	DMI
FSB Parity	No	No
Thermal Design Power (TDP)	15 W	15 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	10
PCI Express configurationsDiffers	2x4	4x1, 1x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Processor boost frequencyKnown for one	3 GHz	Unknown — not stated by the source
SteppingKnown for one	C0	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
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
Storage5 differ
Total storage capacityDiffers	524 GB	128 GB
Storage mediaDiffers	HDD+SSD	SSD
Number of SSDs installed	1	1
SSD capacityDiffers	24 GB	128 GB
SSD interfaceKnown for one	Unknown — not stated by the source	SATA III
Optical drive typeDiffers	DVD Super Multi	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD, SDHC	MicroSD (TransFlash)
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 840M	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 4400	Intel® HD Graphics 4400
Maximum on-board graphics card memoryDiffers	1.74 GB	2 GB
On-board graphics card base frequency	200 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	950 MHz
On-board graphics card DirectX version	12	12
On-board graphics card ID	0xA16	0xA16
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Discrete graphics memory typeKnown for one	GDDR3	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	SonicMaster Lite	SRS Premium Sound HD
Speaker powerKnown for one	Unknown — not stated by the source	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
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Wi-Fi 5 (802.11ac)
Wi-Fi data rate (max)Known for one	Unknown — not stated by the source	867 Mbit/s
Ethernet LANDiffers	Yes	No
Bluetooth	No	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Micro-USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Ethernet LAN (RJ-45) portsDiffers	1	0
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 outputsDiffers	0	1
S/PDIF out port	No	No
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
Total number of SATA connectorsDiffers	4	2
Number of SATA III connectorsDiffers	4	2
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
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
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt 2 ports quantityKnown for one	0	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	Yes	No
Full-size keyboard	Yes	Yes
Keyboard number of keysKnown for one	Unknown — not stated by the source	79
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	FreeDOS	Windows 8.1
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Trial softwareKnown for one	Unknown — not stated by the source	Microsoft Office, Norton Antivirus
Bundled softwareKnown for one	Unknown — not stated by the source	LG Easy Starter Control Center Care Center Recovery Center Update Center Smart share
Processor special features5 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 ME Firmware Version	9.5	9.5
Intel Rapid Storage Technology	Yes	Yes
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	0.00
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
Intel Smart Response Technology versionKnown for one	Unknown — not stated by the source	0.00
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® High Definition Audio (Intel® HD Audio)	Yes	Yes
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)Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	75460	75105
Processor package size	40 x 24 x 1.5 mm	40 x 24 x 1.5 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
UARTKnown for one	Unknown — not stated by the source	Yes
Conflict-Free processor	Yes	Yes
Processor codeKnown for one	SR16Z	Unknown — not stated by the source
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	50 Wh	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	40 W
DC-in jack	Yes	Yes
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC adapter output currentKnown for one	3.24 A	Unknown — not stated by the source
AC adapter output voltageKnown for one	19 V	Unknown — not stated by the source
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, User	Unknown — not stated by the source
Weight & dimensions3 differ
WeightKnown for one	Unknown — not stated by the source	980 g
WidthDiffers	380 mm	303 mm
DepthDiffers	258 mm	214 mm
HeightDiffers	22.5 mm	13.6 mm
Packaging contentidentical
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3DKnown for one	No	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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