Product comparison · 2 laptops

ASUS S451LA-DS51T-CA laptop Intel® Core™ i5 i5-4200U vs ASUS X551MA-QSP1-CB laptop Intel® Pentium® N3520

136specifications compared
50differ
86identical
28known for one product only

Key differences

Product colour
- S451LA-DS51T-CA laptop Intel® Core™ i5 i5-4200U:Black, Silver
- X551MA-QSP1-CB laptop Intel® Pentium® N3520:Black
Display diagonal
- S451LA-DS51T-CA laptop Intel® Core™ i5 i5-4200U:35.6 cm (14")
- X551MA-QSP1-CB laptop Intel® Pentium® N3520:39.6 cm (15.6")
Touchscreen
- S451LA-DS51T-CA laptop Intel® Core™ i5 i5-4200U:Yes
- X551MA-QSP1-CB laptop Intel® Pentium® N3520:No
Processor family
- S451LA-DS51T-CA laptop Intel® Core™ i5 i5-4200U:Intel® Core™ i5
- X551MA-QSP1-CB laptop Intel® Pentium® N3520:Intel® Pentium®
Processor model
- S451LA-DS51T-CA laptop Intel® Core™ i5 i5-4200U:i5-4200U
- X551MA-QSP1-CB laptop Intel® Pentium® N3520:N3520
Processor cores
- S451LA-DS51T-CA laptop Intel® Core™ i5 i5-4200U:2
- X551MA-QSP1-CB laptop Intel® Pentium® N3520:4
Processor boost frequency
- S451LA-DS51T-CA laptop Intel® Core™ i5 i5-4200U:2.6 GHz
- X551MA-QSP1-CB laptop Intel® Pentium® N3520:2.42 GHz
Processor frequency
- S451LA-DS51T-CA laptop Intel® Core™ i5 i5-4200U:1.6 GHz
- X551MA-QSP1-CB laptop Intel® Pentium® N3520:2.17 GHz

Side by side

Differences highlightedShow differences only

Comparison of S451LA-DS51T-CA, X551MA-QSP1-CB
164 specifications	A ASUS S451LA-DS51T-CA laptop Intel® Core™ i5 i5-4200U Model S451LA-DS51T-CA View product	B ASUS X551MA-QSP1-CB laptop Intel® Pentium® N3520 Model X551MA-QSP1-CB View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black, Silver	Black
Form factor	Clamshell	Clamshell
Display2 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
TouchscreenDiffers	Yes	No
HD type	HD	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surface	Gloss	Gloss
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Pentium®
Processor generationKnown for one	4th gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-4200U	N3520
Processor coresDiffers	2	4
Processor threads	4	4
Processor boost frequencyDiffers	2.6 GHz	2.42 GHz
Processor frequencyDiffers	1.6 GHz	2.17 GHz
Processor cacheDiffers	3 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 i5-4200 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	1x4, 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	6 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Maximum internal memoryDiffers	8 GB	4 GB
Storage1 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
Optical drive type	DVD Super Multi	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD, SDHC	MMC, SD
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
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	1000 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
Audioidentical
Audio system	SonicMaster	SonicMaster
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 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
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Ports & interfaces1 differ
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Firewire (IEEE 1394) ports	0	0
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
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
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 8	Windows 8
Operating system architecture	64-bit	64-bit
Processor special features17 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 Technology	No	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	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	75459	79049
Processor codeDiffers	SR170	SR1SE
Processor package sizeDiffers	40 x 24 x 1.5 mm	25 x 27 mm
Supported instruction setsKnown for one	AVX 2.0	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
Battery2 differ
Number of battery cellsDiffers	4	3
Battery capacityDiffers	46 Wh	33 Wh
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Power2 differ
AC adapter powerDiffers	65 W	33 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output currentDiffers	3.42 A	1.73 A
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protectionKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	HDD, User	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.2 kg	2.15 kg
WidthDiffers	348 mm	380 mm
DepthDiffers	241 mm	251 mm
HeightKnown for one	24.8 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	3.09 cm
Height (rear)Known for one	Unknown — not stated by the source	3.66 cm
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
CertificationKnown for one	Unknown — not stated by the source	UL, CE Marking Compliance, FCC Compliance, BSMI, CCC, CB, EPEAT, Energy star, CECP, 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.

More laptop comparisons

All laptop comparisons