Product comparison · 2 laptops

ASUS ROG G51JX-IX153V laptop Intel® Core™ i7 i7-720QM vs ASUS ROG G51JX-SX308V laptop Intel® Core™ i5 i5-450M

130specifications compared
37differ
93identical
7known for one product only

Key differences

Processor family
- ROG G51JX-IX153V laptop Intel® Core™ i7 i7-720QM:Intel® Core™ i7
- ROG G51JX-SX308V laptop Intel® Core™ i5 i5-450M:Intel® Core™ i5
Processor generation
- ROG G51JX-IX153V laptop Intel® Core™ i7 i7-720QM:Intel® Core™ i7
- ROG G51JX-SX308V laptop Intel® Core™ i5 i5-450M:4th gen Intel® Core™ i5
Processor model
- ROG G51JX-IX153V laptop Intel® Core™ i7 i7-720QM:i7-720QM
- ROG G51JX-SX308V laptop Intel® Core™ i5 i5-450M:i5-450M
Processor cores
- ROG G51JX-IX153V laptop Intel® Core™ i7 i7-720QM:4
- ROG G51JX-SX308V laptop Intel® Core™ i5 i5-450M:2
Processor threads
- ROG G51JX-IX153V laptop Intel® Core™ i7 i7-720QM:8
- ROG G51JX-SX308V laptop Intel® Core™ i5 i5-450M:4
Processor boost frequency
- ROG G51JX-IX153V laptop Intel® Core™ i7 i7-720QM:2.8 GHz
- ROG G51JX-SX308V laptop Intel® Core™ i5 i5-450M:2.66 GHz
Processor frequency
- ROG G51JX-IX153V laptop Intel® Core™ i7 i7-720QM:1.6 GHz
- ROG G51JX-SX308V laptop Intel® Core™ i5 i5-450M:2.4 GHz
System bus rate
- ROG G51JX-IX153V laptop Intel® Core™ i7 i7-720QM:2.5 GT/s
- ROG G51JX-SX308V laptop Intel® Core™ i5 i5-450M:4.8 GT/s

Side by side

Differences highlightedShow differences only

Comparison of G51JX-IX153V, G51JX-SX308V
137 specifications	A ASUS ROG G51JX-IX153V laptop Intel® Core™ i7 i7-720QM Model G51JX-IX153V View product	B ASUS ROG G51JX-SX308V laptop Intel® Core™ i5 i5-450M Model G51JX-SX308V View product
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor19 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	Intel® Core™ i7	4th gen Intel® Core™ i5
Processor modelDiffers	i7-720QM	i5-450M
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	2.8 GHz	2.66 GHz
Processor frequencyDiffers	1.6 GHz	2.4 GHz
System bus rateDiffers	2.5 GT/s	4.8 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	Socket 988	Socket 988
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-700 Mobile Series	Intel Core i5-400 Series
Processor codenameDiffers	Clarksfield	Arrandale
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	B1	K0
Thermal Design Power (TDP)Differs	45 W	35 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8	1x16
PCI Express slots version	2.0	2.0
Number of Processing Die TransistorsDiffers	774 M	382 M
Processing Die sizeDiffers	296 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	12	18
ECC supported by processor	No	No
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1066 MHz	1066 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Maximum internal memoryDiffers	8 GB	4 GB
Storageidentical
Total storage capacity	500 GB	500 GB
HDD interface	SATA	SATA
Optical drive type	DVD Super Multi	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, MS Pro, SD, xD	MMC, MS Pro, SD, xD
Graphics2 differ
On-board graphics cardDiffers	No	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card model	NVIDIA® GeForce® GTS 360M	NVIDIA® GeForce® GTS 360M
Graphics card family	nVidia	nVidia
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelDiffers	Not available	Intel® HD Graphics
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	500 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	766 MHz
Audioidentical
Speakers manufacturer	Altec Lansing	Altec Lansing
Network1 differ
Networking features	WLAN, Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technology	IEEE 802.11a/b/g/n	IEEE 802.11a/b/g/n
BluetoothDiffers	Yes	No
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	4	4
eSATA ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
Headphone outputs	1	1
S/PDIF out port	Yes	Yes
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) ports	0	0
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
Performanceidentical
Motherboard chipset	Intel® HM55 Express	Intel® HM55 Express
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Trial software	Trend Micro Internet Security 2009	Trend Micro Internet Security 2009
Bundled software	ASUS DVD 6-in-1 Adobe Acrobat Reader 9.0 ASUS	ASUS DVD 6-in-1 Adobe Acrobat Reader 9.0 ASUS
Processor special features14 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	No	Yes
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	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)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	1.0	1.0
Physical Address Extension (PAE)Differs	Yes	36 bit
Processor ARK IDDiffers	43122	49022
Processor codeDiffers	SLBLY	SLBTZ
Processor package sizeDiffers	37.5 x 37.5 mm	rPGA 37.5x 37.5, BGA 34x28
Supported instruction setsDiffers	SSE4.2	SSE4.1/4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Poweridentical
AC adapter power	120 W	120 W
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output current	4.74 A	4.74 A
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection type	BIOS	BIOS
HDD user password	Yes	Yes
Weight & dimensionsidentical
Weight	3.3 kg	3.3 kg
Width	375 mm	375 mm
Depth	265 mm	265 mm
Height (front)	3.43 cm	3.43 cm
Height (rear)	4.06 cm	4.06 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Internal modem	No	No
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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