Product comparison · 2 laptops

ASUS A555LN-XO458H laptop Intel® Core™ i7 i7-5500U vs ASUS N551JB-CN021H Intel® Core™ i7 i7-4720HQ Laptop

140specifications compared
51differ
89identical
49known for one product only

Key differences

Product colour
- A555LN-XO458H laptop Intel® Core™ i7 i7-5500U:Blue, Silver
- N551JB-CN021H Intel® Core™ i7 i7-4720HQ Laptop:Grey, Stainless steel
Display resolution
- A555LN-XO458H laptop Intel® Core™ i7 i7-5500U:1366 x 768 pixels
- N551JB-CN021H Intel® Core™ i7 i7-4720HQ Laptop:1920 x 1080 pixels
Processor generation
- A555LN-XO458H laptop Intel® Core™ i7 i7-5500U:5th gen Intel® Core™ i7
- N551JB-CN021H Intel® Core™ i7 i7-4720HQ Laptop:4th gen Intel® Core™ i7
Processor model
- A555LN-XO458H laptop Intel® Core™ i7 i7-5500U:i7-5500U
- N551JB-CN021H Intel® Core™ i7 i7-4720HQ Laptop:i7-4720HQ
Processor cores
- A555LN-XO458H laptop Intel® Core™ i7 i7-5500U:2
- N551JB-CN021H Intel® Core™ i7 i7-4720HQ Laptop:4
Processor threads
- A555LN-XO458H laptop Intel® Core™ i7 i7-5500U:4
- N551JB-CN021H Intel® Core™ i7 i7-4720HQ Laptop:8
Processor boost frequency
- A555LN-XO458H laptop Intel® Core™ i7 i7-5500U:3 GHz
- N551JB-CN021H Intel® Core™ i7 i7-4720HQ Laptop:3.6 GHz
Processor frequency
- A555LN-XO458H laptop Intel® Core™ i7 i7-5500U:2.4 GHz
- N551JB-CN021H Intel® Core™ i7 i7-4720HQ Laptop:2.6 GHz

Side by side

Differences highlightedShow differences only

Comparison of A555LN-XO458H, N551JB-CN021H
189 specifications	A ASUS A555LN-XO458H laptop Intel® Core™ i7 i7-5500U Model A555LN-XO458H View product	B ASUS N551JB-CN021H Intel® Core™ i7 i7-4720HQ Laptop Model N551JB-CN021H View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Blue, Silver	Grey, Stainless steel
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
Touchscreen	No	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surface	Matt	Matt
HD typeKnown for one	Unknown — not stated by the source	Full HD
Processor18 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generationDiffers	5th gen Intel® Core™ i7	4th gen Intel® Core™ i7
Processor modelDiffers	i7-5500U	i7-4720HQ
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	3 GHz	3.6 GHz
Processor frequencyDiffers	2.4 GHz	2.6 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	6 MB
Processor cache type	L3	L3
Processor socketDiffers	BGA 1168	BGA 1364
Processor lithographyDiffers	14 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Core i7-5500 Mobile Series	Intel Core i7-4700 Mobile series
Processor codenameDiffers	Broadwell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
SteppingDiffers	F0	C0
Thermal Design Power (TDP)Differs	15 W	47 W
Configurable TDP-downKnown for one	7.5 W	Unknown — not stated by the source
Configurable TDP-down frequencyKnown for one	0.6 GHz	Unknown — not stated by the source
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	4x1, 2x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processor	No	No
Memory2 differ
Internal memory	8 GB	8 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory layout (slots x size)Known for one	2 x 4 GB	Unknown — not stated by the source
Maximum internal memoryDiffers	12 GB	16 GB
Maximum internal memory (64-bit)Known for one	12 GB	Unknown — not stated by the source
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage3 differ
Total storage capacityDiffers	240 GB	750 GB
Storage mediaDiffers	SSD	HDD
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	240 GB	Unknown — not stated by the source
Optical drive type	DVD Super Multi	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD, SDHC, SDXC	Memory Stick (MS), MMC, MS PRO, MS PRO Duo, 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	750 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA III
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Graphics7 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 840M	NVIDIA® GeForce® 940M
Discrete graphics card memory	2 GB	2 GB
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 5500	Intel® HD Graphics 4600
Maximum on-board graphics card memoryDiffers	16 GB	1.74 GB
On-board graphics card base frequencyDiffers	300 MHz	400 MHz
On-board graphics card dynamic frequency (max)Differs	950 MHz	1200 MHz
On-board graphics card DirectX versionDiffers	11.2	11.2/12
On-board graphics card IDDiffers	0x1616	0x416
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.3
Audio1 differ
Audio systemDiffers	SonicMaster	SonicMaster Premium
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Speakers manufacturerKnown for one	Unknown — not stated by the source	Bang & Olufsen
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	0.5 MP	Unknown — not stated by the source
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11g, 802.11b, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,1000,100 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityKnown for one	1	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 connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Windows keys	Yes	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Operating system installed	Windows 8.1	Windows 8.1
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
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
Graphics & IMC lithographyKnown for one	14 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
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	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
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 Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for one	No	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	0.00	Unknown — not stated by the source
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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	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)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	No	Unknown — not stated by the source
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)Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® OS GuardKnown for one	Yes	Unknown — not stated by the source
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Yes	Unknown — not stated by the source
Intel® Smart Cache	Yes	Yes
Intel® Smart Response TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Processor ARK IDDiffers	85214	78934
Processor codeDiffers	SR23W	SR1Q8
Processor package sizeDiffers	40 x 24 x 1.3 mm	37.5 x 32 x 1.6 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
Battery2 differ
Battery technologyKnown for one	Lithium Polymer (LiPo)	Unknown — not stated by the source
Number of battery cellsDiffers	2	6
Battery capacityDiffers	37 Wh	56 Wh
Poweridentical
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	120 W
AC adapter output currentKnown for one	Unknown — not stated by the source	6.3 A
AC adapter output voltageKnown for one	Unknown — not stated by the source	19 V
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
Weight & dimensions3 differ
WeightDiffers	2.3 kg	2.7 kg
WidthDiffers	382 mm	383 mm
DepthDiffers	256 mm	255 mm
HeightKnown for one	25.8 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	2.8 cm
Height (rear)Known for one	Unknown — not stated by the source	3.15 cm
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
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® HM86
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
CertificationKnown for one	Unknown — not stated by the source	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
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR

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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