Product comparison · 2 laptops

ASUS K551LB-XX171 laptop Intel® Core™ i5 i5-4200U vs Lenovo IdeaPad Yoga 11s Intel® Core™ i3 i3-4020Y Laptop

122specifications compared
36differ
86identical
41known for one product only

Key differences

Product colour
- K551LB-XX171 laptop Intel® Core™ i5 i5-4200U:Black, Silver
- IdeaPad Yoga 11s Intel® Core™ i3 i3-4020Y Laptop:Grey
Form factor
- K551LB-XX171 laptop Intel® Core™ i5 i5-4200U:Clamshell
- IdeaPad Yoga 11s Intel® Core™ i3 i3-4020Y Laptop:Convertible (Folder)
Display diagonal
- K551LB-XX171 laptop Intel® Core™ i5 i5-4200U:39.6 cm (15.6")
- IdeaPad Yoga 11s Intel® Core™ i3 i3-4020Y Laptop:29.5 cm (11.6")
Touchscreen
- K551LB-XX171 laptop Intel® Core™ i5 i5-4200U:No
- IdeaPad Yoga 11s Intel® Core™ i3 i3-4020Y Laptop:Yes
Processor family
- K551LB-XX171 laptop Intel® Core™ i5 i5-4200U:Intel® Core™ i5
- IdeaPad Yoga 11s Intel® Core™ i3 i3-4020Y Laptop:Intel® Core™ i3
Processor generation
- K551LB-XX171 laptop Intel® Core™ i5 i5-4200U:4th gen Intel® Core™ i5
- IdeaPad Yoga 11s Intel® Core™ i3 i3-4020Y Laptop:4th gen Intel® Core™ i3
Processor model
- K551LB-XX171 laptop Intel® Core™ i5 i5-4200U:i5-4200U
- IdeaPad Yoga 11s Intel® Core™ i3 i3-4020Y Laptop:i3-4020Y
Processor frequency
- K551LB-XX171 laptop Intel® Core™ i5 i5-4200U:1.6 GHz
- IdeaPad Yoga 11s Intel® Core™ i3 i3-4020Y Laptop:1.5 GHz

Side by side

Differences highlightedShow differences only

Comparison of K551LB-XX171, 11s
163 specifications	A ASUS K551LB-XX171 laptop Intel® Core™ i5 i5-4200U Model K551LB-XX171 View product	B Lenovo IdeaPad Yoga 11s Intel® Core™ i3 i3-4020Y Laptop Model 11s View product
Design2 differ
Product type	Laptop	Laptop
Product colourDiffers	Black, Silver	Grey
Form factorDiffers	Clamshell	Convertible (Folder)
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	29.5 cm (11.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
TouchscreenDiffers	No	Yes
HD typeKnown for one	Not supported	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i3
Processor generationDiffers	4th gen Intel® Core™ i5	4th gen Intel® Core™ i3
Processor modelDiffers	i5-4200U	i3-4020Y
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	2.6 GHz	Unknown — not stated by the source
Processor frequencyDiffers	1.6 GHz	1.5 GHz
Processor cache	3 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 i5-4200 Mobile series	Intel® Core™ i3-4000 Mobile Series
Processor codename	Haswell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
SteppingDiffers	C0	D0
Thermal Design Power (TDP)Differs	15 W	11.5 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurationsDiffers	1x4, 2x4	4x1, 2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	6 W
Memory1 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Storage3 differ
Total storage capacityDiffers	750 GB	128 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	750 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi	No
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Compatible memory cardsKnown for one	SD, SDHC	Unknown — not stated by the source
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	128 GB
Graphics7 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 740M	Not available
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
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 4200
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	1000 MHz	850 MHz
On-board graphics card DirectX versionDiffers	12	11.1
On-board graphics card IDDiffers	0xA16	0x402
Audioidentical
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Network1 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Ethernet LANDiffers	Yes	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
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 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
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	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 connectors	4	4
Number of SATA III connectors	4	4
Keyboard1 differ
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Numeric keypadDiffers	Yes	No
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	No	Windows 8.1
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
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 Technology	No	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 Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
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)	No	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	75459	76609
Processor codeDiffers	SR170	SR1DC
Processor package size	40 x 24 x 1.5 mm	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX 2.0	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
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® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
UARTKnown for one	Unknown — not stated by the source	Yes
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Weight & dimensions4 differ
WeightDiffers	2.21 kg	1.27 kg
WidthDiffers	380 mm	298 mm
DepthDiffers	258 mm	204 mm
HeightDiffers	21.2 mm	15.6 mm
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Number of battery cellsKnown for one	Unknown — not stated by the source	4
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
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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