Product comparison · 2 laptops

ASUS S400CA-LS31T laptop Intel® Core™ i3 i3-3217U vs ASUS X551CA-SX139D Intel® Pentium® 2117U Laptop

119specifications compared
40differ
79identical
41known for one product only

Key differences

Product colour
- S400CA-LS31T laptop Intel® Core™ i3 i3-3217U:Black, Silver
- X551CA-SX139D Intel® Pentium® 2117U Laptop:Black
Display diagonal
- S400CA-LS31T laptop Intel® Core™ i3 i3-3217U:35.6 cm (14")
- X551CA-SX139D Intel® Pentium® 2117U Laptop:39.6 cm (15.6")
Touchscreen
- S400CA-LS31T laptop Intel® Core™ i3 i3-3217U:Yes
- X551CA-SX139D Intel® Pentium® 2117U Laptop:No
Processor family
- S400CA-LS31T laptop Intel® Core™ i3 i3-3217U:Intel® Core™ i3
- X551CA-SX139D Intel® Pentium® 2117U Laptop:Intel® Pentium®
Processor model
- S400CA-LS31T laptop Intel® Core™ i3 i3-3217U:i3-3217U
- X551CA-SX139D Intel® Pentium® 2117U Laptop:2117U
Processor threads
- S400CA-LS31T laptop Intel® Core™ i3 i3-3217U:4
- X551CA-SX139D Intel® Pentium® 2117U Laptop:2
Processor cache
- S400CA-LS31T laptop Intel® Core™ i3 i3-3217U:3 MB
- X551CA-SX139D Intel® Pentium® 2117U Laptop:2 MB
Stepping
- S400CA-LS31T laptop Intel® Core™ i3 i3-3217U:L1
- X551CA-SX139D Intel® Pentium® 2117U Laptop:P0

Side by side

Differences highlightedShow differences only

Comparison of S400CA-LS31T, X551CA-SX139D
160 specifications	A ASUS S400CA-LS31T laptop Intel® Core™ i3 i3-3217U Model S400CA-LS31T View product	B ASUS X551CA-SX139D Intel® Pentium® 2117U Laptop Model X551CA-SX139D 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
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
HD type	HD	HD
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor6 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Pentium®
Processor generationKnown for one	3rd gen Intel® Core™ i3	Unknown — not stated by the source
Processor modelDiffers	i3-3217U	2117U
Processor cores	2	2
Processor threadsDiffers	4	2
Processor frequency	1.8 GHz	1.8 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	2 MB
Processor cache type	Smart Cache	Smart Cache
L3 cacheKnown for one	3 MB	Unknown — not stated by the source
Processor socket	BGA 1023	BGA 1023
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i3-3200 Mobile Series	Intel Pentium 2000 series for Mobile
Processor codename	Ivy Bridge	Ivy Bridge
Bus type	DMI	DMI
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingDiffers	L1	P0
Thermal Design Power (TDP)	17 W	17 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)	18	18
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Storage5 differ
Total storage capacityDiffers	500 GB	750 GB
Storage mediaDiffers	HDD+SSD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	750 GB
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	24 GB	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	MMC, SD
Graphics2 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 4000	Intel® HD Graphics
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1050 MHz	1000 MHz
On-board graphics card IDKnown for one	0x166	Unknown — not stated by the source
Audioidentical
Built-in microphone	Yes	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network2 differ
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 ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
BluetoothKnown for one	Yes	Unknown — not stated by the source
Integrated 4G WiMAXDiffers	Yes	No
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1	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) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	0
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connector	No	No
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel HM76 Express	Unknown — not stated by the source
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 8	FreeDOS
Processor special features10 differ
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	22 nm	22 nm
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	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	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)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	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® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	65697	71469
Processor codeDiffers	SR0N9	SR0VQ
Processor package size	31 x 24 mm	31 x 24 mm
Supported instruction setsDiffers	AVX	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Battery1 differ
Battery technologyKnown for one	Lithium Polymer (LiPo)	Unknown — not stated by the source
Battery capacityDiffers	44 Wh	37 Wh
Number of battery cellsKnown for one	Unknown — not stated by the source	4
Power2 differ
AC adapter powerDiffers	65 W	45 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	2.37 A
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Weight & dimensions3 differ
WeightDiffers	1.8 kg	2.15 kg
WidthDiffers	339 mm	380 mm
DepthDiffers	239 mm	251 mm
HeightKnown for one	21 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
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
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
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown 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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