Product comparison · 2 laptops

ASUS Zenbook UX21E-MA2 laptop Intel® Core™ i7 i7-2677M vs ASUS Zenbook UX31E-MA1 laptop Intel® Core™ i5 i5-2557M

150specifications compared
17differ
133identical
11known for one product only

Key differences

Display diagonal
- Zenbook UX21E-MA2 laptop Intel® Core™ i7 i7-2677M:29.5 cm (11.6")
- Zenbook UX31E-MA1 laptop Intel® Core™ i5 i5-2557M:33.8 cm (13.3")
Display resolution
- Zenbook UX21E-MA2 laptop Intel® Core™ i7 i7-2677M:1366 x 768 pixels
- Zenbook UX31E-MA1 laptop Intel® Core™ i5 i5-2557M:1600 x 900 pixels
Processor family
- Zenbook UX21E-MA2 laptop Intel® Core™ i7 i7-2677M:Intel® Core™ i7
- Zenbook UX31E-MA1 laptop Intel® Core™ i5 i5-2557M:Intel® Core™ i5
Processor generation
- Zenbook UX21E-MA2 laptop Intel® Core™ i7 i7-2677M:2nd gen Intel® Core™ i7
- Zenbook UX31E-MA1 laptop Intel® Core™ i5 i5-2557M:2nd gen Intel® Core™ i5
Processor model
- Zenbook UX21E-MA2 laptop Intel® Core™ i7 i7-2677M:i7-2677M
- Zenbook UX31E-MA1 laptop Intel® Core™ i5 i5-2557M:i5-2557M
Processor boost frequency
- Zenbook UX21E-MA2 laptop Intel® Core™ i7 i7-2677M:2.9 GHz
- Zenbook UX31E-MA1 laptop Intel® Core™ i5 i5-2557M:2.7 GHz
Processor frequency
- Zenbook UX21E-MA2 laptop Intel® Core™ i7 i7-2677M:1.8 GHz
- Zenbook UX31E-MA1 laptop Intel® Core™ i5 i5-2557M:1.7 GHz
Processor cache
- Zenbook UX21E-MA2 laptop Intel® Core™ i7 i7-2677M:4 MB
- Zenbook UX31E-MA1 laptop Intel® Core™ i5 i5-2557M:3 MB

Side by side

Differences highlightedShow differences only

Comparison of UX21E-MA2, UX31E-MA1
161 specifications	A ASUS Zenbook UX21E-MA2 laptop Intel® Core™ i7 i7-2677M Model UX21E-MA2 View product	B ASUS Zenbook UX31E-MA1 laptop Intel® Core™ i5 i5-2557M Model UX31E-MA1 View product
Designidentical
Product colour	Silver	Silver
Form factor	Clamshell	Clamshell
Display2 differ
Display diagonalDiffers	29.5 cm (11.6")	33.8 cm (13.3")
Display resolutionDiffers	1366 x 768 pixels	1600 x 900 pixels
HD typeKnown for one	Unknown — not stated by the source	HD+
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	2nd gen Intel® Core™ i7	2nd gen Intel® Core™ i5
Processor modelDiffers	i7-2677M	i5-2557M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.9 GHz	2.7 GHz
Processor frequencyDiffers	1.8 GHz	1.7 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache type	L3	L3
Processor socket	BGA 1023	BGA 1023
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-2600 Mobile Series	Intel Core i5-2500 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	J1	J1
Thermal Design Power (TDP)	17 W	17 W
Tjunction	100 °C	100 °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	18	17
ECC supported by processor	No	No
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory layout (slots x size)	1 x 4 GB	1 x 4 GB
Memory slots	1x SO-DIMM	1x SO-DIMM
Storage1 differ
Total storage capacity	128 GB	128 GB
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacity	128 GB	128 GB
SSD interface	SATA III	SATA III
Optical drive type	No	No
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC, SDXC
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
Graphics card family	Intel	Intel
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 3000	Intel® HD Graphics 3000
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)	1200 MHz	1200 MHz
On-board graphics card ID	0x116	0x116
Audioidentical
Audio system	Sonic Focus	Sonic Focus
Built-in speaker(s)	Yes	Yes
Built-in microphone	Yes	Yes
Cameraidentical
Front camera resolution (numeric)	0.3 MP	0.3 MP
Optical driveidentical
LightScribe	No	No
Network1 differ
Wi-Fi	Yes	Yes
Wireless technology	802.11 b/g/n	802.11 b/g/n
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	No	Yes
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Networking standards	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Integrated 4G WiMAX	Yes	Yes
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1	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
HDMI ports quantity	0	0
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
Micro HDMI ports quantity	1	1
Mini VGA ports quantity	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
Line-inKnown for one	Unknown — not stated by the source	Yes
Microphone in	Yes	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Microphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Ethernet LAN (RJ-45) portsKnown for one	0	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Motherboard chipset	Intel QS67 Express	Intel QS67 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Full-size keyboard	Yes	Yes
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Drivers included	Yes	Yes
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features1 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	32 nm	32 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 Trusted Execution Technology	Yes	Yes
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® 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® 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® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	54617	54620
Processor package size	31.0 x 24.0 (BGA1023)	31.0 x 24.0 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Battery1 differ
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
Battery capacityDiffers	4800 mAh	6840 mAh
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 current	2.37 A	2.37 A
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Weight & dimensions3 differ
WeightDiffers	1.1 kg	1.3 kg
WidthDiffers	299 mm	325 mm
DepthDiffers	196 mm	223 mm
Height (front)	0.3 mm	0.3 mm
Height (rear)	1.7 cm	1.7 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Quick start guide	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Power supply type	AC/DC	AC/DC
Intel segment tagging	Enterprise	Enterprise
Supplied AC adapter type	AC	AC

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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