Product comparison · 2 laptops

Dell 14R (5420) vs Dell Inspiron 3520 Intel® Celeron® B820

138specifications compared
52differ
86identical
35known for one product only

Key differences

Product colour
- 14R (5420):Black, Silver
- Inspiron 3520 Intel® Celeron® B820:Black
Display diagonal
- 14R (5420):35.6 cm (14")
- Inspiron 3520 Intel® Celeron® B820:39.6 cm (15.6")
Processor family
- 14R (5420):Intel® Core™ i5
- Inspiron 3520 Intel® Celeron® B820:Intel® Celeron®
Processor model
- 14R (5420):i5-3210M
- Inspiron 3520 Intel® Celeron® B820:B820
Processor threads
- 14R (5420):4
- Inspiron 3520 Intel® Celeron® B820:2
Processor frequency
- 14R (5420):2.5 GHz
- Inspiron 3520 Intel® Celeron® B820:1.7 GHz
Processor cache
- 14R (5420):3 MB
- Inspiron 3520 Intel® Celeron® B820:2 MB
Processor cache type
- 14R (5420):Smart Cache
- Inspiron 3520 Intel® Celeron® B820:L2

Side by side

Differences highlightedShow differences only

Comparison of 14R (5420), 3520
173 specifications	A Dell 14R (5420)View product	B Dell Inspiron 3520 Intel® Celeron® B820 Model 3520 View product
Design1 differ
Product colourDiffers	Black, Silver	Black
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display diagonal (metric)Known for one	35.6 cm	Unknown — not stated by the source
TouchscreenKnown for one	Unknown — not stated by the source	No
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Celeron®
Processor generationKnown for one	3rd gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-3210M	B820
Processor cores	2	2
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	3.1 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.5 GHz	1.7 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	2 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketDiffers	BGA 1023	rPGA988B
Processor lithographyDiffers	22 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-3200 Mobile series	Intel Celeron Processor B800 Series for Mobile
Processor codenameDiffers	Ivy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingKnown for one	L1	Unknown — not stated by the source
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	105 °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 versionDiffers	3.0	2.0
CPU multiplier (bus/core ratio)Differs	25	17
ECC supported by processor	No	No
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Memory slots	2x SO-DIMM	2x SO-DIMM
Memory slots (available)Known for one	1	Unknown — not stated by the source
Maximum internal memoryDiffers	8 GB	6 GB
Storage4 differ
Total storage capacityDiffers	750 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	750 GB	500 GB
HDD interface	SATA	SATA
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi DL	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MMC+, MS PRO, SD, SDHC, SDXC, xD	Memory Stick (MS), MMC, SD
Graphics5 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 640M	Not available
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Graphics card familyDiffers	Intel, NVIDIA	Intel
Discrete graphics memory typeKnown for one	GDDR3	Unknown — not stated by the source
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1050 MHz
On-board graphics card IDKnown for one	0x166	Unknown — not stated by the source
Number of discrete graphics cardsKnown for one	1	Unknown — not stated by the source
Audioidentical
Built-in speaker(s)	Yes	Yes
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Cameraidentical
Front camera resolution (numeric)	1 MP	1 MP
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Network1 differ
Wi-Fi	Yes	Yes
Networking features	Fast Ethernet, WLAN	Fast Ethernet, WLAN
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100 Mbit/s	10,100 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Cabling technology	10/100Base-T(X)	10/100Base-T(X)
Integrated 4G WiMAXDiffers	Yes	No
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	0	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	0
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
HDMI versionKnown for one	1.4a	Unknown — not stated by the source
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
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 connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Microphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Performance1 differ
Motherboard chipsetDiffers	Intel HM77 Express	Intel® HM75 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	FreeDOS	Windows 7 Home Premium
Drivers included	Yes	Yes
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Processor special features17 differ
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyDiffers	22 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 versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
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)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	65708	67193
Processor codeKnown for one	SR0N0	Unknown — not stated by the source
Processor package sizeDiffers	31.0 x 24.0 (BGA1023)	37.5x37.5 (rPGA988B)
Supported instruction setsDiffers	AVX	SSE4.x
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processorDiffers	Yes	No
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery capacity	48 Wh	48 Wh
Battery life (max)Known for one	7 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	65 W
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions5 differ
WeightDiffers	2.29 kg	2.4 kg
WidthDiffers	347 mm	376 mm
DepthDiffers	240 mm	260 mm
Height (front)Differs	2.89 cm	3.15 cm
Height (rear)Differs	3.16 cm	3.45 cm
Width (imperial)Known for one	34.7 cm (13.7")	Unknown — not stated by the source
Depth (imperial)Known for one	24 cm (9.45")	Unknown — not stated by the source
Height (front) (imperial)Known for one	2.87 cm (1.13")	Unknown — not stated by the source
Height (rear) (imperial)Known for one	3.15 cm (1.24")	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data port	No	No
Power supply type	AC/DC	AC/DC
Supplied AC adapter type	AC	AC
Number of products includedKnown for one	Unknown — not stated by the source	1 pc(s)
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office

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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