Product comparison · 2 laptops

ASUS Zenbook UX31A-C4027H Intel® Core™ i7 i7-3517U Laptop vs Dell Inspiron 5721 Intel® Core™ i7 i7-3537U Laptop

141specifications compared
36differ
105identical
51known for one product only

Key differences

Product colour
- Zenbook UX31A-C4027H Intel® Core™ i7 i7-3517U Laptop:Silver
- Inspiron 5721 Intel® Core™ i7 i7-3537U Laptop:Charcoal
Display diagonal
- Zenbook UX31A-C4027H Intel® Core™ i7 i7-3517U Laptop:33.8 cm (13.3")
- Inspiron 5721 Intel® Core™ i7 i7-3537U Laptop:43.9 cm (17.3")
Touchscreen
- Zenbook UX31A-C4027H Intel® Core™ i7 i7-3517U Laptop:Yes
- Inspiron 5721 Intel® Core™ i7 i7-3537U Laptop:No
Processor model
- Zenbook UX31A-C4027H Intel® Core™ i7 i7-3517U Laptop:i7-3517U
- Inspiron 5721 Intel® Core™ i7 i7-3537U Laptop:i7-3537U
Processor boost frequency
- Zenbook UX31A-C4027H Intel® Core™ i7 i7-3517U Laptop:3 GHz
- Inspiron 5721 Intel® Core™ i7 i7-3537U Laptop:3.1 GHz
Processor frequency
- Zenbook UX31A-C4027H Intel® Core™ i7 i7-3517U Laptop:1.9 GHz
- Inspiron 5721 Intel® Core™ i7 i7-3537U Laptop:2 GHz
CPU multiplier (bus/core ratio)
- Zenbook UX31A-C4027H Intel® Core™ i7 i7-3517U Laptop:19
- Inspiron 5721 Intel® Core™ i7 i7-3537U Laptop:20
Internal memory
- Zenbook UX31A-C4027H Intel® Core™ i7 i7-3517U Laptop:4 GB
- Inspiron 5721 Intel® Core™ i7 i7-3537U Laptop:8 GB

Side by side

Differences highlightedShow differences only

Comparison of UX31A-C4027H, 5721
192 specifications	A ASUS Zenbook UX31A-C4027H Intel® Core™ i7 i7-3517U Laptop Model UX31A-C4027H View product	B Dell Inspiron 5721 Intel® Core™ i7 i7-3537U Laptop Model 5721 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Silver	Charcoal
Form factor	Clamshell	Clamshell
Display2 differ
Display diagonalDiffers	33.8 cm (13.3")	43.9 cm (17.3")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
TouchscreenDiffers	Yes	No
HD type	Full HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor4 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	3rd gen Intel® Core™ i7	3rd gen Intel® Core™ i7
Processor modelDiffers	i7-3517U	i7-3537U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3 GHz	3.1 GHz
Processor frequencyDiffers	1.9 GHz	2 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	4 MB	4 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 series	Intel Core i7-3500 Mobile series	Intel Core i7-3500 Mobile series
Processor codename	Ivy Bridge	Ivy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	L1	L1
Thermal Design Power (TDP)	17 W	17 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x8, 1x16, 2x4, 2x8	1x8, 1x16, 2x4, 2x8
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	19	20
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
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 4 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	8 GB
Storage5 differ
Total storage capacityDiffers	256 GB	1 TB
Storage mediaDiffers	SSD	HDD
Number of HDDs installedDiffers	0	1
HDD capacityKnown for one	Unknown — not stated by the source	1 TB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive typeDiffers	No	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	Memory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	256 GB	Unknown — not stated by the source
SSD interfaceKnown for one	SATA III	Unknown — not stated by the source
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	AMD Radeon HD 8730M
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR5
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 4000	Intel® HD Graphics 4000
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1200 MHz
On-board graphics card ID	0x166	0x166
Number of discrete graphics cards installedKnown for one	Unknown — not stated by the source	1
Audio1 differ
Audio systemDiffers	SonicMaster	Waves MaxxAudio 4
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Built-in microphone	Yes	Yes
Speakers manufacturerKnown for one	Bang & Olufsen	Unknown — not stated by the source
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Rear cameraKnown for one	No	Unknown — not stated by the source
Optical driveidentical
Disc types supportedKnown for one	Unknown — not stated by the source	CD, DVD
LightScribeKnown for one	No	Unknown — not stated by the source
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	No	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Data networkKnown for one	Unknown — not stated by the source	Not supported
4G WiMAXKnown for one	Unknown — not stated by the source	No
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	0	1
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Headphone outputsKnown for one	Unknown — not stated by the source	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
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
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
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
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Performanceidentical
Motherboard chipset	Intel HM76 Express	Intel HM76 Express
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 8	Windows 8
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Processor special features3 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 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 version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	No
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	Unknown — not stated by the source	No
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)Known for one	Unknown — not stated by the source	No
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	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart Cache	Yes	Yes
Intel® Smart Response Technology	No	No
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-d, VT-x
Processor ARK IDDiffers	65714	72054
Processor codeDiffers	SR0N6	SR0XG
Processor package sizeDiffers	31.0 x 24.0 mm	31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Battery3 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	4	6
Battery capacityDiffers	6840 mAh	65 Wh
Battery life (max)Known for one	7 h	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	45 W	65 W
DC-in jack	Yes	Yes
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC adapter output voltageKnown for one	19 V	Unknown — not stated by the source
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Fingerprint reader	No	No
Password protectionKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions5 differ
WeightDiffers	1.3 kg	2.73 kg
WidthDiffers	325 mm	412 mm
DepthDiffers	223 mm	270 mm
Height (front)Differs	3 mm	2.83 cm
Height (rear)Differs	1.8 cm	3.56 cm
HeightKnown for one	18 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Cables included	AC	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3D	No	No
Intel segment taggingKnown for one	Enterprise	Unknown — not stated by the source

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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