Product comparison · 2 laptops

ASUS N55SF-MS1 laptop Intel® Core™ i7 i7-2670QM vs ASUS Zenbook UX31E-MA4 laptop Intel® Core™ i7 i7-2677M

132specifications compared
43differ
89identical
42known for one product only

Key differences

Product colour
- N55SF-MS1 laptop Intel® Core™ i7 i7-2670QM:Black, Silver
- Zenbook UX31E-MA4 laptop Intel® Core™ i7 i7-2677M:Silver
Display diagonal
- N55SF-MS1 laptop Intel® Core™ i7 i7-2670QM:39.6 cm (15.6")
- Zenbook UX31E-MA4 laptop Intel® Core™ i7 i7-2677M:33.8 cm (13.3")
Processor model
- N55SF-MS1 laptop Intel® Core™ i7 i7-2670QM:i7-2670QM
- Zenbook UX31E-MA4 laptop Intel® Core™ i7 i7-2677M:i7-2677M
Processor cores
- N55SF-MS1 laptop Intel® Core™ i7 i7-2670QM:4
- Zenbook UX31E-MA4 laptop Intel® Core™ i7 i7-2677M:2
Processor threads
- N55SF-MS1 laptop Intel® Core™ i7 i7-2670QM:8
- Zenbook UX31E-MA4 laptop Intel® Core™ i7 i7-2677M:4
Processor boost frequency
- N55SF-MS1 laptop Intel® Core™ i7 i7-2670QM:3.1 GHz
- Zenbook UX31E-MA4 laptop Intel® Core™ i7 i7-2677M:2.9 GHz
Processor frequency
- N55SF-MS1 laptop Intel® Core™ i7 i7-2670QM:2.2 GHz
- Zenbook UX31E-MA4 laptop Intel® Core™ i7 i7-2677M:1.8 GHz
Processor cache
- N55SF-MS1 laptop Intel® Core™ i7 i7-2670QM:6 MB
- Zenbook UX31E-MA4 laptop Intel® Core™ i7 i7-2677M:4 MB

Side by side

Differences highlightedShow differences only

Comparison of N55SF-MS1, UX31E-MA4
174 specifications	A ASUS N55SF-MS1 laptop Intel® Core™ i7 i7-2670QM Model N55SF-MS1 View product	B ASUS Zenbook UX31E-MA4 laptop Intel® Core™ i7 i7-2677M Model UX31E-MA4 View product
Design1 differ
Product colourDiffers	Black, Silver	Silver
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	33.8 cm (13.3")
Display resolutionKnown for one	Unknown — not stated by the source	1600 x 900 pixels
HD typeKnown for one	Unknown — not stated by the source	HD+
LED backlightKnown for one	Unknown — not stated by the source	Yes
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
TouchscreenKnown for one	No	Unknown — not stated by the source
Processor12 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	2nd gen Intel® Core™ i7	2nd gen Intel® Core™ i7
Processor modelDiffers	i7-2670QM	i7-2677M
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.1 GHz	2.9 GHz
Processor frequencyDiffers	2.2 GHz	1.8 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	6 MB	4 MB
Processor cache typeDiffers	Smart Cache	L3
Processor socketDiffers	BGA 1224	BGA 1023
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core i7-2600 Mobile Series	Intel Core i7-2600 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	D2	J1
Thermal Design Power (TDP)Differs	45 W	17 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x8, 1x16, 2x4, 2x8
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	22	18
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Memory slotsDiffers	2x SO-DIMM	1x SO-DIMM
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Storage4 differ
Total storage capacityDiffers	750 GB	256 GB
Storage mediaDiffers	HDD	SSD
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	256 GB
SSD interfaceKnown for one	Unknown — not stated by the source	SATA III
Optical drive typeDiffers	DVD Super Multi	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO Duo, SD	MMC, SD, SDHC, SDXC
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
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Graphics2 differ
On-board graphics card	Yes	Yes
Graphics card familyDiffers	Intel, NVIDIA	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 frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)	1200 MHz	1200 MHz
On-board graphics card ID	0x116	0x116
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 555M	Unknown — not stated by the source
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
Audioidentical
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Audio systemKnown for one	SonicMaster	Unknown — not stated by the source
Speakers manufacturerKnown for one	Bang & Olufsen	Unknown — not stated by the source
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	0.3 MP
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network2 differ
Wi-Fi	Yes	Yes
Wireless technologyKnown for one	Unknown — not stated by the source	802.11 b/g/n
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	Yes	No
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Integrated 4G WiMAX	Yes	Yes
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	2	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	1	0
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	0
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Micro HDMI ports quantityKnown for one	Unknown — not stated by the source	1
Mini VGA ports quantityKnown for one	Unknown — not stated by the source	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 connectivity	3.5 mm	3.5 mm
Microphone connectivity	3.5 mm	3.5 mm
TV-outKnown for one	No	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® HM65 Express	Intel QS67 Express
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	Yes	No
Full-size keyboard	Yes	Yes
Softwareidentical
Operating system installedKnown for one	Unknown — not stated by the source	Windows 7 Home Premium
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Drivers included	Yes	Yes
Processor special features4 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 TechnologyDiffers	No	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)Differs	No	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	53470	54617
Processor package sizeDiffers	31 mm	31.0 x 24.0 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Processor codeKnown for one	SR02S	Unknown — not stated by the source
Battery2 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Battery capacityDiffers	56 Wh	6840 mAh
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Power2 differ
AC adapter powerDiffers	120 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	6.3 A	2.37 A
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Weight & dimensions4 differ
WeightKnown for one	Unknown — not stated by the source	1.3 kg
WidthDiffers	379 mm	325 mm
DepthDiffers	261 mm	223 mm
Height (front)Differs	3.75 cm	0.3 mm
Height (rear)Differs	3.7 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 typeKnown for one	Unknown — not stated by the source	AC/DC
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	AC
Compliance industry standardsKnown for one	IEEE 802.3/802.3u/802.3ab	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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