Product comparison · 2 laptops

ASUS TAICHI 21-0031A3517U Intel® Core™ i7 i7-3517U Laptop vs ASUS X451CA-0033G2117U laptop Intel® Pentium® 2117U

126specifications compared
47differ
79identical
34known for one product only

Key differences

Product colour
- TAICHI 21-0031A3517U Intel® Core™ i7 i7-3517U Laptop:Grey, Stainless steel
- X451CA-0033G2117U laptop Intel® Pentium® 2117U:White
Form factor
- TAICHI 21-0031A3517U Intel® Core™ i7 i7-3517U Laptop:Convertible (Dual Screen)
- X451CA-0033G2117U laptop Intel® Pentium® 2117U:Clamshell
Display diagonal
- TAICHI 21-0031A3517U Intel® Core™ i7 i7-3517U Laptop:29.5 cm (11.6")
- X451CA-0033G2117U laptop Intel® Pentium® 2117U:35.6 cm (14")
Display resolution
- TAICHI 21-0031A3517U Intel® Core™ i7 i7-3517U Laptop:1920 x 1080 pixels
- X451CA-0033G2117U laptop Intel® Pentium® 2117U:1366 x 768 pixels
Touchscreen
- TAICHI 21-0031A3517U Intel® Core™ i7 i7-3517U Laptop:Yes
- X451CA-0033G2117U laptop Intel® Pentium® 2117U:No
HD type
- TAICHI 21-0031A3517U Intel® Core™ i7 i7-3517U Laptop:Full HD
- X451CA-0033G2117U laptop Intel® Pentium® 2117U:HD
Processor family
- TAICHI 21-0031A3517U Intel® Core™ i7 i7-3517U Laptop:Intel® Core™ i7
- X451CA-0033G2117U laptop Intel® Pentium® 2117U:Intel® Pentium®
Processor model
- TAICHI 21-0031A3517U Intel® Core™ i7 i7-3517U Laptop:i7-3517U
- X451CA-0033G2117U laptop Intel® Pentium® 2117U:2117U

Side by side

Differences highlightedShow differences only

Comparison of 21-0031A3517U, X451CA-0033G2117U
160 specifications	A ASUS TAICHI 21-0031A3517U Intel® Core™ i7 i7-3517U Laptop Model 21-0031A3517U View product	B ASUS X451CA-0033G2117U laptop Intel® Pentium® 2117U Model X451CA-0033G2117U View product
Design2 differ
Product type	Laptop	Laptop
Product colourDiffers	Grey, Stainless steel	White
Form factorDiffers	Convertible (Dual Screen)	Clamshell
Display4 differ
Display diagonalDiffers	29.5 cm (11.6")	35.6 cm (14")
Display resolutionDiffers	1920 x 1080 pixels	1366 x 768 pixels
TouchscreenDiffers	Yes	No
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
HD typeDiffers	Full HD	HD
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor9 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Pentium®
Processor generationKnown for one	3rd gen Intel® Core™ i7	Unknown — not stated by the source
Processor modelDiffers	i7-3517U	2117U
Processor cores	2	2
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	3 GHz	Unknown — not stated by the source
Processor frequencyDiffers	1.9 GHz	1.8 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	2 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1023	BGA 1023
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-3500 Mobile series	Intel Pentium 2000 series for Mobile
Processor codename	Ivy Bridge	Ivy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
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 configurationsDiffers	1x8, 1x16, 2x4, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	19	18
ECC supported by processor	No	No
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factorKnown for one	On-board	Unknown — not stated by the source
Maximum internal memory	4 GB	4 GB
Storage3 differ
Total storage capacityDiffers	256 GB	500 GB
Storage mediaDiffers	SSD	HDD
Optical drive typeDiffers	No	DVD Super Multi
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
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	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	1150 MHz	1000 MHz
On-board graphics card IDKnown for one	0x166	Unknown — not stated by the source
Audioidentical
Speakers manufacturerKnown for one	Bang & Olufsen	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Audio systemKnown for one	Unknown — not stated by the source	SonicMaster
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network4 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	No	Yes
BluetoothDiffers	Yes	No
Integrated 4G WiMAXDiffers	Yes	No
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	0	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) portsDiffers	0	1
HDMI ports quantityDiffers	0	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
Thunderbolt 2 ports quantity	0	0
Micro HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Mini VGA ports quantityKnown for one	1	Unknown — not stated by the source
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connectorDiffers	Yes	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® QS77 Express	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 8	Windows 8
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Processor special features14 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 Technology	No	No
Intel Secure Key Technology versionKnown for one	1.00	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)Differs	Yes	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® 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® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	65714	71469
Processor codeDiffers	SR0N6	SR0VQ
Processor package sizeDiffers	31.0 x 24.0 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	35 Wh	37 Wh
Number of battery cellsKnown for one	Unknown — not stated by the source	4
Poweridentical
AC adapter power	45 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 voltage	19 V	19 V
DC-in jack	Yes	Yes
AC adapter output currentKnown for one	Unknown — not stated by the source	2.37 A
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Weight & dimensions2 differ
WidthDiffers	339.2 mm	348 mm
DepthDiffers	228 mm	241 mm
HeightKnown for one	17.4 mm	Unknown — not stated by the source
WeightKnown for one	Unknown — not stated by the source	2.1 kg
Height (front)Known for one	Unknown — not stated by the source	3.06 cm
Height (rear)Known for one	Unknown — not stated by the source	3.76 cm
Other featuresidentical
3D	No	No
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, Australia C-TICK / NZ A-Tick Compliance, CCC, GOST-R, CB, EPEAT, Energy star, CECP, RoHS
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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