Product comparison · 2 laptops

ASUS Vivobook S551LB-CJ045H Intel® Core™ i7 i7-4500U Laptop vs Dell 17R (5721)

141specifications compared
49differ
92identical
60known for one product only

Key differences

Display diagonal
- Vivobook S551LB-CJ045H Intel® Core™ i7 i7-4500U Laptop:39.6 cm (15.6")
- 17R (5721):43.9 cm (17.3")
Display resolution
- Vivobook S551LB-CJ045H Intel® Core™ i7 i7-4500U Laptop:1366 x 768 pixels
- 17R (5721):1600 x 900 pixels
Touchscreen
- Vivobook S551LB-CJ045H Intel® Core™ i7 i7-4500U Laptop:Yes
- 17R (5721):No
Processor family
- Vivobook S551LB-CJ045H Intel® Core™ i7 i7-4500U Laptop:Intel® Core™ i7
- 17R (5721):Intel® Core™ i5
Processor generation
- Vivobook S551LB-CJ045H Intel® Core™ i7 i7-4500U Laptop:4th gen Intel® Core™ i7
- 17R (5721):3rd gen Intel® Core™ i5
Processor model
- Vivobook S551LB-CJ045H Intel® Core™ i7 i7-4500U Laptop:i7-4500U
- 17R (5721):i5-3337U
Processor boost frequency
- Vivobook S551LB-CJ045H Intel® Core™ i7 i7-4500U Laptop:3 GHz
- 17R (5721):2.7 GHz
Processor cache
- Vivobook S551LB-CJ045H Intel® Core™ i7 i7-4500U Laptop:4 MB
- 17R (5721):3 MB

Side by side

Differences highlightedShow differences only

Comparison of S551LB-CJ045H, 17R (5721)
201 specifications	A ASUS Vivobook S551LB-CJ045H Intel® Core™ i7 i7-4500U Laptop Model S551LB-CJ045H View product	B Dell 17R (5721)View product
Designidentical
Product type	Laptop	Laptop
Product colour	Silver	Silver
Form factor	Clamshell	Clamshell
Housing materialKnown for one	Aluminium	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	43.9 cm (17.3")
Display resolutionDiffers	1366 x 768 pixels	1600 x 900 pixels
TouchscreenDiffers	Yes	No
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Gloss	Unknown — not stated by the source
HD typeKnown for one	Unknown — not stated by the source	HD+
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i7	3rd gen Intel® Core™ i5
Processor modelDiffers	i7-4500U	i5-3337U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3 GHz	2.7 GHz
Processor frequency	1.8 GHz	1.8 GHz
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1168	BGA 1023
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-4500 Mobile series	Intel Core i5-3300 Mobile series
Processor codenameDiffers	Haswell	Ivy Bridge
Bus typeDiffers	DMI2	DMI
FSB Parity	No	No
SteppingDiffers	C0	L1
Thermal Design Power (TDP)Differs	15 W	17 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	18
Memory2 differ
Internal memory	8 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factorDiffers	On-board + SO-DIMM	SO-DIMM
Memory layout (slots x size)Known for one	2 x 4 GB	Unknown — not stated by the source
Memory slotsDiffers	1x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storage4 differ
Total storage capacityDiffers	500 GB	1 TB
Storage mediaDiffers	Hybrid-HDD	HDD
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Hybrid-HDD cache typeKnown for one	SSD	Unknown — not stated by the source
Hybrid-HDD capacityKnown for one	500 GB	Unknown — not stated by the source
Hybrid-HDD cache memoryKnown for one	24 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD, SDHC	Memory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC
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
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 740M	AMD Radeon HD 8730M
Discrete graphics card memory	2 GB	2 GB
Discrete graphics memory type	GDDR3	GDDR3
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 4000
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	200 MHz	350 MHz
On-board graphics card dynamic frequency (max)	1100 MHz	1100 MHz
On-board graphics card DirectX versionKnown for one	12	Unknown — not stated by the source
On-board graphics card IDDiffers	0xA16	0x166
Audio1 differ
Audio systemDiffers	SonicMaster	Waves MaxxAudio 4
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Swivel webcamKnown for one	Unknown — not stated by the source	No
Rear cameraKnown for one	Unknown — not stated by the source	No
Optical driveidentical
Disc types supportedKnown for one	CD-R, CD-RW, DVD+R, DVD+RW, DVD-R, DVD-RW	Unknown — not stated by the source
LightScribeKnown for one	Unknown — not stated by the source	No
Network4 differ
Wi-Fi	Yes	Yes
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Data networkKnown for one	Not supported	Unknown — not stated by the source
Cabling technologyDiffers	10/100/1000Base-T(X)	10/100Base-T(X)
Networking standardsDiffers	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3u
4G WiMAXDiffers	No	Yes
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	4G
4G standardKnown for one	Unknown — not stated by the source	WiMAX
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	1	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
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) ports	1	1
HDMI ports quantity	1	1
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
Headphone outputs	0	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
Headphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Microphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	4	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Windows keysKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 8	Windows 8
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features10 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 TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect TechnologyDiffers	Yes	No
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
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)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® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
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	Yes	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	75460	72055
Processor codeDiffers	SR16Z	SR0XL
Processor package sizeDiffers	40 x 24 x 1.5 mm	31 x 24 (BGA1023)
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	22 nm
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Battery3 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	3	6
Battery capacityDiffers	50 Wh	65 Wh
Battery life (max)Known for one	6 h	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
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 currentKnown for one	3.42 A	Unknown — not stated by the source
AC adapter output voltageKnown for one	19 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Power auto-sensingKnown for one	Unknown — not stated by the source	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection typeKnown for one	HDD, User	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.4 kg	2.73 kg
WidthDiffers	380 mm	412 mm
DepthDiffers	258 mm	270 mm
HeightKnown for one	22.5 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	2.83 cm
Height (rear)Known for one	Unknown — not stated by the source	3.56 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables included	AC	AC
Manual	Yes	Yes
Quick start guide	Yes	Yes
Other featuresidentical
64-bit computingKnown for one	Yes	Unknown — not stated by the source
3DKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel HM76 Express

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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