Product comparison · 2 laptops

ASUS ROG G551JX-DM321D Intel® Core™ i7 i7-4750HQ Laptop vs ASUS ROG G751JL-DS71-CA Intel® Core™ i7 i7-4720HQ Laptop

140specifications compared
41differ
99identical
22known for one product only

Key differences

Display diagonal
- ROG G551JX-DM321D Intel® Core™ i7 i7-4750HQ Laptop:39.6 cm (15.6")
- ROG G751JL-DS71-CA Intel® Core™ i7 i7-4720HQ Laptop:43.9 cm (17.3")
Processor model
- ROG G551JX-DM321D Intel® Core™ i7 i7-4750HQ Laptop:i7-4750HQ
- ROG G751JL-DS71-CA Intel® Core™ i7 i7-4720HQ Laptop:i7-4720HQ
Processor boost frequency
- ROG G551JX-DM321D Intel® Core™ i7 i7-4750HQ Laptop:3.2 GHz
- ROG G751JL-DS71-CA Intel® Core™ i7 i7-4720HQ Laptop:3.6 GHz
Processor frequency
- ROG G551JX-DM321D Intel® Core™ i7 i7-4750HQ Laptop:2 GHz
- ROG G751JL-DS71-CA Intel® Core™ i7 i7-4720HQ Laptop:2.6 GHz
Processor cache type
- ROG G551JX-DM321D Intel® Core™ i7 i7-4750HQ Laptop:Smart Cache
- ROG G751JL-DS71-CA Intel® Core™ i7 i7-4720HQ Laptop:L3
Processor codename
- ROG G551JX-DM321D Intel® Core™ i7 i7-4750HQ Laptop:Crystal Well
- ROG G751JL-DS71-CA Intel® Core™ i7 i7-4720HQ Laptop:Haswell
Internal memory
- ROG G551JX-DM321D Intel® Core™ i7 i7-4750HQ Laptop:8 GB
- ROG G751JL-DS71-CA Intel® Core™ i7 i7-4720HQ Laptop:12 GB
Maximum internal memory
- ROG G551JX-DM321D Intel® Core™ i7 i7-4750HQ Laptop:16 GB
- ROG G751JL-DS71-CA Intel® Core™ i7 i7-4720HQ Laptop:32 GB

Side by side

Differences highlightedShow differences only

Comparison of G551JX-DM321D, G751JL-DS71-CA
162 specifications	A ASUS ROG G551JX-DM321D Intel® Core™ i7 i7-4750HQ Laptop Model G551JX-DM321D View product	B ASUS ROG G751JL-DS71-CA Intel® Core™ i7 i7-4720HQ Laptop Model G751JL-DS71-CA View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Market positioningKnown for one	Unknown — not stated by the source	Gaming
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	43.9 cm (17.3")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
HD type	Full HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surface	Matt	Matt
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	4th gen Intel® Core™ i7	4th gen Intel® Core™ i7
Processor modelDiffers	i7-4750HQ	i7-4720HQ
Processor cores	4	4
Processor threads	8	8
Processor boost frequencyDiffers	3.2 GHz	3.6 GHz
Processor frequencyDiffers	2 GHz	2.6 GHz
Processor cache	6 MB	6 MB
Processor cache typeDiffers	Smart Cache	L3
Processor socket	BGA 1364	BGA 1364
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core i7-4700 Mobile series	Intel Core i7-4700 Mobile series
Processor codenameDiffers	Crystal Well	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
Stepping	C0	C0
Thermal Design Power (TDP)	47 W	47 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memory2 differ
Internal memoryDiffers	8 GB	12 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Maximum internal memoryDiffers	16 GB	32 GB
Memory slotsKnown for one	Unknown — not stated by the source	4x SO-DIMM
Storage2 differ
Total storage capacity	1 TB	1 TB
Storage mediaDiffers	Hybrid-HDD	HDD
Hybrid-HDD cache typeKnown for one	SSD	Unknown — not stated by the source
Hybrid-HDD capacityKnown for one	1 TB	Unknown — not stated by the source
Hybrid-HDD cache memoryKnown for one	8 GB	Unknown — not stated by the source
Optical drive type	DVD Super Multi	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, Memory Stick (MS), MS PRO, SD, MS PRO Duo, SDXC	MMC, SD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	1 TB
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Graphics7 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GTX 950M	NVIDIA® GeForce® GTX 965M
Discrete graphics memory typeDiffers	GDDR3	GDDR5
On-board graphics card familyDiffers	Intel® Iris™ Pro Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® Iris™ Pro Graphics 5200	Intel® HD Graphics 4600
Maximum on-board graphics card memoryDiffers	2 GB	1.74 GB
On-board graphics card base frequencyDiffers	200 MHz	400 MHz
On-board graphics card dynamic frequency (max)	1200 MHz	1200 MHz
On-board graphics card DirectX version	11.2/12	11.2/12
On-board graphics card OpenGL version	4.3	4.3
On-board graphics card IDDiffers	0xD26	0x416
Graphics card Open GL support	Yes	Yes
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Audioidentical
Audio systemKnown for one	SonicMaster Premium	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11g, 802.11b, Wi-Fi 4 (802.11n)	802.11a, 802.11g, Wi-Fi 5 (802.11ac), 802.11b, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,1000,100 Mbit/s	10,1000,100 Mbit/s
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Ports & interfaces3 differ
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	4
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
Thunderbolt ports quantityDiffers	0	1
Headphone outputs	0	0
S/PDIF out port	Yes	Yes
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Performance1 differ
Motherboard chipsetDiffers	Intel® HM86	Intel® HM87
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	FreeDOS	Windows 8.1
Processor special features7 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
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	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel HD GraphicsDiffers	No	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 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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Built-in Visuals Technology	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)Differs	Yes	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel® Virtualization Technology (Intel® VT)	VT-x, VT-d	VT-x, VT-d
Processor ARK IDDiffers	76087	78934
Processor codeDiffers	SR18J	SR1Q8
Processor package size	37.5 x 32 x 1.6 mm	37.5 x 32 x 1.6 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processorDiffers	No	Yes
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Battery2 differ
Number of battery cellsDiffers	6	8
Battery capacityDiffers	56 Wh	6000 mAh
Power2 differ
AC adapter powerDiffers	120 W	180 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	9.23 A
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Password protectionKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	BIOS, HDD, User	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	UL, TUV, MIC, CE Marking Compliance, BSMI, Australia C-TICK / NZ A-Tick Compliance, CCC, GOST-R, CB, EPEAT, EU Flower, Energy star, CECP, WEEE, Erp 2013, RoHS, JATE	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions5 differ
WeightDiffers	2.7 kg	4.3 kg
WidthDiffers	383 mm	416 mm
DepthDiffers	255 mm	318 mm
Height (front)Differs	2.8 cm	2 cm
Height (rear)Differs	3.15 cm	4.3 cm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes

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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