Product comparison · 2 laptops

Dell 14R (N7420) vs Dell 17R (5721)

147specifications compared
41differ
106identical
33known for one product only

Key differences

Product colour
- 14R (N7420):Aluminium
- 17R (5721):Silver
Display diagonal
- 14R (N7420):35.6 cm (14")
- 17R (5721):43.9 cm (17.3")
Display resolution
- 14R (N7420):1366 x 768 pixels
- 17R (5721):1600 x 900 pixels
Processor family
- 14R (N7420):Intel® Core™ i7
- 17R (5721):Intel® Core™ i5
Processor generation
- 14R (N7420):3rd gen Intel® Core™ i7
- 17R (5721):3rd gen Intel® Core™ i5
Processor model
- 14R (N7420):i7-3632QM
- 17R (5721):i5-3337U
Processor cores
- 14R (N7420):4
- 17R (5721):2
Processor threads
- 14R (N7420):8
- 17R (5721):4

Side by side

Differences highlightedShow differences only

Comparison of 14R (N7420), 17R (5721)
180 specifications	A Dell 14R (N7420)View product	B Dell 17R (5721)View product
Design1 differ
Product colourDiffers	Aluminium	Silver
Display2 differ
Display diagonalDiffers	35.6 cm (14")	43.9 cm (17.3")
Display resolutionDiffers	1366 x 768 pixels	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
Processor13 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	3rd gen Intel® Core™ i7	3rd gen Intel® Core™ i5
Processor modelDiffers	i7-3632QM	i5-3337U
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.2 GHz	2.7 GHz
Processor frequencyDiffers	2.2 GHz	1.8 GHz
Processor cacheDiffers	6 MB	3 MB
Processor socketDiffers	Socket 1224	BGA 1023
Processor seriesDiffers	Intel Core i7-3600 Mobile series	Intel Core i5-3300 Mobile series
SteppingKnown for one	Unknown — not stated by the source	L1
Thermal Design Power (TDP)Differs	35 W	17 W
PCI Express slots versionDiffers	3.0	2.0
CPU multiplier (bus/core ratio)Differs	22	18
Memory1 differ
Memory clock speedDiffers	1333 MHz	1600 MHz
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Storage1 differ
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD	Memory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Graphics3 differ
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 640M	AMD Radeon HD 8730M
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR3
On-board graphics card base frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1100 MHz
Audio1 differ
Audio systemDiffers	SRS Premium Sound	Waves MaxxAudio 4
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speaker powerKnown for one	2 W	Unknown — not stated by the source
Camera1 differ
Front camera resolution (numeric)Differs	1.3 MP	1 MP
Swivel webcamKnown for one	Unknown — not stated by the source	No
Rear cameraKnown for one	Unknown — not stated by the source	No
Network1 differ
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
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3u
4G WiMAXDiffers	No	Yes
Data networkKnown for one	Not supported	Unknown — not stated by the source
Ports & interfaces5 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	2
eSATA/USB 2.0 ports quantityDiffers	1	0
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
VGA (D-Sub) ports quantityDiffers	1	0
Headphone outputsDiffers	1	0
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Microphone inDiffers	Yes	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
Performance1 differ
Motherboard chipsetDiffers	Intel® HM57 Express	Intel HM76 Express
Keyboard1 differ
Numeric keypadDiffers	No	Yes
Softwareidentical
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Processor special features3 differ
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Processor ARK IDDiffers	71458	72055
Processor codeKnown for one	Unknown — not stated by the source	SR0XL
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B)	31 x 24 (BGA1023)
Intel® Active Management Technology (Intel® AMT)Known for one	No	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	No	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Battery1 differ
Battery capacityDiffers	48 Wh	65 Wh
Battery life (max)Known for one	5.15 h	Unknown — not stated by the source
Poweridentical
Power auto-sensingKnown for one	Unknown — not stated by the source	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Weight & dimensions5 differ
WeightDiffers	2.25 kg	2.73 kg
WidthDiffers	343 mm	412 mm
DepthDiffers	246 mm	270 mm
Height (front)Differs	3.05 cm	2.83 cm
Height (rear)Differs	3.38 cm	3.56 cm
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC
Other featuresidentical
3DKnown for one	Unknown — not stated by the source	No
64-bit computingKnown for one	Yes	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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