Product comparison · 2 laptops

Dell Inspiron 3451 Intel® Celeron® N2840 Laptop vs Dell Vostro 3549 Intel® Celeron® 3205U Laptop

159specifications compared
57differ
102identical
43known for one product only

Key differences

Product colour
- Inspiron 3451 Intel® Celeron® N2840 Laptop:Black
- Vostro 3549 Intel® Celeron® 3205U Laptop:Grey
Display diagonal
- Inspiron 3451 Intel® Celeron® N2840 Laptop:35.6 cm (14")
- Vostro 3549 Intel® Celeron® 3205U Laptop:39.6 cm (15.6")
Processor model
- Inspiron 3451 Intel® Celeron® N2840 Laptop:N2840
- Vostro 3549 Intel® Celeron® 3205U Laptop:3205U
Processor frequency
- Inspiron 3451 Intel® Celeron® N2840 Laptop:2.16 GHz
- Vostro 3549 Intel® Celeron® 3205U Laptop:1.5 GHz
Processor cache
- Inspiron 3451 Intel® Celeron® N2840 Laptop:1 MB
- Vostro 3549 Intel® Celeron® 3205U Laptop:2 MB
Processor cache type
- Inspiron 3451 Intel® Celeron® N2840 Laptop:L2
- Vostro 3549 Intel® Celeron® 3205U Laptop:L3
Processor socket
- Inspiron 3451 Intel® Celeron® N2840 Laptop:BGA 1170
- Vostro 3549 Intel® Celeron® 3205U Laptop:BGA 1168
Processor lithography
- Inspiron 3451 Intel® Celeron® N2840 Laptop:22 nm
- Vostro 3549 Intel® Celeron® 3205U Laptop:14 nm

Side by side

Differences highlightedShow differences only

Comparison of 3451, 3549
202 specifications	A Dell Inspiron 3451 Intel® Celeron® N2840 Laptop Model 3451 View product	B Dell Vostro 3549 Intel® Celeron® 3205U Laptop Model 3549 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Grey
Form factor	Clamshell	Clamshell
Market positioning	Business	Business
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD typeKnown for one	Unknown — not stated by the source	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Pixel pitchKnown for one	0.2520 x 0.2520 mm	Unknown — not stated by the source
Processor13 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Celeron®	Intel® Celeron®
Processor modelDiffers	N2840	3205U
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.16 GHz	1.5 GHz
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Processor cacheDiffers	1 MB	2 MB
Processor cache typeDiffers	L2	L3
Processor socketDiffers	BGA 1170	BGA 1168
Processor lithographyDiffers	22 nm	14 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Celeron Processor N2000 Series for Mobile	Intel Celeron Processor 3000 series for Mobile
Processor codenameDiffers	Bay Trail	Broadwell
Bus typeKnown for one	Unknown — not stated by the source	DMI2
FSB Parity	No	No
SteppingDiffers	C0	E0
Thermal Design Power (TDP)Differs	7.5 W	15 W
Configurable TDP-downKnown for one	Unknown — not stated by the source	10 W
Configurable TDP-down frequencyKnown for one	Unknown — not stated by the source	0.6 GHz
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanesDiffers	4	12
PCI Express configurationsDiffers	1x4	2x4, 4x1
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Processor boost frequencyKnown for one	2.58 GHz	Unknown — not stated by the source
Scenario Design Power (SDP)Known for one	4.5 W	Unknown — not stated by the source
Memory5 differ
Internal memoryDiffers	2 GB	4 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speedDiffers	1333 MHz	1600 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)Differs	1 x 2 GB	1 x 4 GB
Memory slots	1x SO-DIMM	1x SO-DIMM
Maximum internal memoryDiffers	4 GB	8 GB
Maximum internal memory (64-bit)Differs	4 GB	8 GB
Storage3 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interfaceDiffers	SATA II	SATA
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
Optical drive typeDiffers	No	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	SD, SDHC
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequencyDiffers	311 MHz	100 MHz
On-board graphics card dynamic frequency (max)Differs	792 MHz	800 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	11.2/12
On-board graphics card burst frequencyKnown for one	792 MHz	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	MaxxAudio	Wave MaxxAudio
Number of built-in speakers	2	2
Speakers manufacturer	Waves	Waves
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphone	Yes	Yes
Camera1 differ
Front camera	Yes	Yes
Front camera resolution (numeric)Differs	0.92 MP	1 MP
Front camera resolution	1280 x 720 pixels	1280 x 720 pixels
Video capturing speedKnown for one	30 fps	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Wi-Fi data rate (max)Known for one	Unknown — not stated by the source	300 Mbit/s
Ethernet LANDiffers	No	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfaces3 differ
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1	1
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
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
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Full-size keyboard	Yes	Yes
Windows keys	Yes	Yes
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Keyboard languageKnown for one	UK English	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 7 Professional
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Recovery operating systemKnown for one	Unknown — not stated by the source	Windows 8.1
Trial software	Microsoft Office	Microsoft Office
Processor special features17 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
Graphics & IMC lithographyDiffers	22 nm	14 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 Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	0.00
Intel Smart Connect TechnologyDiffers	Yes	No
Intel Smart Response Technology versionKnown for one	Unknown — not stated by the source	0.00
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
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
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	No	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)	No	No
Intel® Active Management Technology (Intel® AMT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® High Definition Audio (Intel® HD Audio)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Identity Protection Technology (Intel® IPT)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® Matrix Storage Technology (Intel® MST)	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® OS GuardKnown for one	Unknown — not stated by the source	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start Technology	No	No
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart Response Technology	No	No
Intel® Turbo Boost Technology	No	No
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Processor ARK IDDiffers	82103	84809
Processor codeDiffers	SR1YJ	SR215
Processor package sizeDiffers	25 x 27 mm	40 x 24 x 1.3 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.1, SSE4.2
Thermal Monitoring TechnologiesDiffers	No	Yes
Conflict-Free processor	Yes	Yes
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	4	4
Battery capacityKnown for one	Unknown — not stated by the source	40 Wh
Battery voltageKnown for one	14.8 V	Unknown — not stated by the source
Battery recharge timeKnown for one	4 h	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	45 W	65 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output voltage	19.5 V	19.5 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint readerKnown for one	Unknown — not stated by the source	No
Password protectionKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 35 °C	0 - 40 °C
Storage temperature (T-T)	-40 - 65 °C	-40 - 65 °C
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Storage relative humidity (H-H)	0 - 95%	0 - 95%
Operating altitude	-15.2 - 3048 m	-15.2 - 3048 m
Non-operating altitude	-15.2 - 10668 m	-15.2 - 10668 m
Operating shockKnown for one	110 G	Unknown — not stated by the source
Non-operating shockKnown for one	160 G	Unknown — not stated by the source
Operating vibrationKnown for one	0.66 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	1.30 G	Unknown — not stated by the source
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Bronze, ENERGY STAR	EPEAT Silver, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	1.9 kg	2.38 kg
WidthDiffers	345 mm	381.4 mm
DepthDiffers	243 mm	267.5 mm
HeightDiffers	21.4 mm	25.6 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
Manual	Yes	Yes
Power cord included	Yes	Yes
Other featuresidentical
3DKnown for one	Unknown — not stated by the source	No
Intel segment taggingKnown for one	Home office	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	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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