Product comparison · 2 laptops

ASUS N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop vs ASUS R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop

140specifications compared
57differ
83identical
34known for one product only

Key differences

The ASUS N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop has 2 more processor cores than the ASUS R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop (4 vs 2). The ASUS N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop has 4 more processor threads than the ASUS R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop (8 vs 4). The ASUS N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop has 0.9 GHz more processor boost frequency than the ASUS R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop (3.6 GHz vs 2.7 GHz). Only the ASUS N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop has Bluetooth. Only the ASUS N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop has microphone in.

Product colour
- N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop:Grey, Stainless steel
- R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop:Black, Silver
Display diagonal
- N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop:43.9 cm (17.3")
- R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop:39.6 cm (15.6")
Processor family
- N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop:Intel® Core™ i7
- R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop:Intel® Core™ i5
Processor generation
- N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop:4th gen Intel® Core™ i7
- R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop:5th gen Intel® Core™ i5
Processor model
- N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop:i7-4720HQ
- R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop:i5-5200U
Processor cores
- N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop:4
- R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop:2
Processor threads
- N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop:8
- R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop:4
Processor boost frequency
- N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop:3.6 GHz
- R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop:2.7 GHz

Side by side

Differences highlightedShow differences only

Comparison of N751JX-T7075H, R556LJ-DM479H
174 specifications	A ASUS N751JX-T7075H Intel® Core™ i7 i7-4720HQ Laptop Model N751JX-T7075H View product	B ASUS R556LJ-DM479H Intel® Core™ i5 i5-5200U Laptop Model R556LJ-DM479H View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Grey, Stainless steel	Black, Silver
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	43.9 cm (17.3")	39.6 cm (15.6")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD type	Full HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surface	Matt	Matt
Processor20 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i7	5th gen Intel® Core™ i5
Processor modelDiffers	i7-4720HQ	i5-5200U
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.6 GHz	2.7 GHz
Processor frequencyDiffers	2.6 GHz	2.2 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor cache typeDiffers	L3	Smart Cache
Processor socketDiffers	BGA 1364	BGA 1168
Processor lithographyDiffers	22 nm	14 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core i7-4700 Mobile series	Intel® Core™ i5-5200 Mobile Series
Processor codenameDiffers	Haswell	Broadwell
Bus type	DMI2	DMI2
FSB Parity	No	No
SteppingDiffers	C0	F0
Thermal Design Power (TDP)Differs	47 W	15 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	4x1, 2x4
PCI Express slots versionDiffers	3.0	2.0
ECC supported by processor	No	No
Configurable TDP-downKnown for one	Unknown — not stated by the source	7.5 W
Configurable TDP-down frequencyKnown for one	Unknown — not stated by the source	0.6 GHz
Memory1 differ
Internal memory	8 GB	8 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryDiffers	16 GB	8 GB
Storage4 differ
Total storage capacityDiffers	1.25 TB	500 GB
Storage mediaDiffers	HDD+SSD	HDD
HDD interfaceKnown for one	SATA III	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
SSD capacityKnown for one	256 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD	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 speedKnown for one	Unknown — not stated by the source	5400 RPM
Graphics7 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GTX 950M	NVIDIA® GeForce® 920M
Discrete graphics memory type	GDDR3	GDDR3
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4600	Intel® HD Graphics 5500
Maximum on-board graphics card memoryDiffers	1.74 GB	16 GB
On-board graphics card base frequencyDiffers	400 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	1200 MHz	900 MHz
On-board graphics card DirectX versionDiffers	11.2/12	11.2
On-board graphics card OpenGL versionKnown for one	4.3	Unknown — not stated by the source
On-board graphics card IDDiffers	0x416	0x1616
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Audio1 differ
Audio systemDiffers	SonicMaster Premium	SonicMaster
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speakers manufacturerKnown for one	Bang & Olufsen	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, 802.11g, Wi-Fi 4 (802.11n)	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
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	0	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone inDiffers	Yes	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
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM86	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 8.1	Windows 8.1
Processor special features9 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 TechnologyDiffers	No	Yes
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 AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
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 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)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	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® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Processor ARK IDDiffers	78934	85212
Processor codeDiffers	SR1Q8	SR23Y
Processor package sizeDiffers	37.5 x 32 x 1.6 mm	40 x 24 x 1.3 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
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	14 nm
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Response Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	Yes
Battery2 differ
Number of battery cellsDiffers	6	2
Battery capacityDiffers	56 Wh	37 Wh
Battery technologyKnown for one	Unknown — not stated by the source	Lithium Polymer (LiPo)
Power1 differ
AC adapter powerDiffers	120 W	65 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
AC adapter output currentKnown for one	Unknown — not stated by the source	3.42 A
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection	Yes	Yes
Password protection type	BIOS, HDD, User	BIOS, HDD, User
Certificates1 differ
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationDiffers	UL, TUV, MIC, CE Marking Compliance, BSMI, Australia C-TICK / NZ A-Tick Compliance, CCC, GOST-R, CB, EPEAT, EU Flower, Energy star, CECP, WEEE, Erp 2013, RoHS, JATE	UL;TUV;KCC;NCC;CE Marking Compliance;BSMI;CCC;CB;EPEAT;EU Flower;Energy star
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	3.4 kg	2.3 kg
WidthDiffers	415 mm	382 mm
DepthDiffers	280 mm	256 mm
Height (front)Known for one	3.04 cm	Unknown — not stated by the source
Height (rear)Known for one	3.56 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	25.8 mm
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.

More laptop comparisons

All laptop comparisons