Product comparison · 2 laptops

Dell Vostro 3549 Intel® Celeron® 3205U Laptop vs Dell Inspiron 3551 Intel® Celeron® N2840 Laptop

161specifications compared
54differ
107identical
43known for one product only

Key differences

Product colour
- Vostro 3549 Intel® Celeron® 3205U Laptop:Grey
- Inspiron 3551 Intel® Celeron® N2840 Laptop:Black
Processor model
- Vostro 3549 Intel® Celeron® 3205U Laptop:3205U
- Inspiron 3551 Intel® Celeron® N2840 Laptop:N2840
Processor frequency
- Vostro 3549 Intel® Celeron® 3205U Laptop:1.5 GHz
- Inspiron 3551 Intel® Celeron® N2840 Laptop:2.16 GHz
Processor cache
- Vostro 3549 Intel® Celeron® 3205U Laptop:2 MB
- Inspiron 3551 Intel® Celeron® N2840 Laptop:1 MB
Processor cache type
- Vostro 3549 Intel® Celeron® 3205U Laptop:L3
- Inspiron 3551 Intel® Celeron® N2840 Laptop:L2
Processor socket
- Vostro 3549 Intel® Celeron® 3205U Laptop:BGA 1168
- Inspiron 3551 Intel® Celeron® N2840 Laptop:BGA 1170
Processor lithography
- Vostro 3549 Intel® Celeron® 3205U Laptop:14 nm
- Inspiron 3551 Intel® Celeron® N2840 Laptop:22 nm
Processor codename
- Vostro 3549 Intel® Celeron® 3205U Laptop:Broadwell
- Inspiron 3551 Intel® Celeron® N2840 Laptop:Bay Trail

Side by side

Differences highlightedShow differences only

Comparison of 3549, 3551
204 specifications	A Dell Vostro 3549 Intel® Celeron® 3205U Laptop Model 3549 View product	B Dell Inspiron 3551 Intel® Celeron® N2840 Laptop Model 3551 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Grey	Black
Form factor	Clamshell	Clamshell
Market positioning	Business	Business
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD typeKnown for one	HD	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Pixel pitchKnown for one	Unknown — not stated by the source	0.2520 x 0.2520 mm
Processor13 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Celeron®	Intel® Celeron®
Processor modelDiffers	3205U	N2840
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.5 GHz	2.16 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	2 MB	1 MB
Processor cache typeDiffers	L3	L2
Processor socketDiffers	BGA 1168	BGA 1170
Processor lithographyDiffers	14 nm	22 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Celeron Processor 3000 series for Mobile	Intel Celeron Processor N2000 Series for Mobile
Processor codenameDiffers	Broadwell	Bay Trail
Bus typeKnown for one	DMI2	Unknown — not stated by the source
FSB Parity	No	No
SteppingDiffers	E0	C0
Thermal Design Power (TDP)Differs	15 W	7.5 W
Configurable TDP-downKnown for one	10 W	Unknown — not stated by the source
Configurable TDP-down frequencyKnown for one	0.6 GHz	Unknown — not stated by the source
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	4
PCI Express configurationsDiffers	2x4, 4x1	1x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.58 GHz
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	4.5 W
Memory3 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speedDiffers	1600 MHz	1333 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)	1 x 4 GB	1 x 4 GB
Memory slots	1x SO-DIMM	1x SO-DIMM
Maximum internal memoryDiffers	8 GB	4 GB
Maximum internal memory (64-bit)Differs	8 GB	4 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	SATA II
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
Optical drive typeDiffers	DVD±RW	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD, SDHC	SD
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	100 MHz	311 MHz
On-board graphics card dynamic frequency (max)Differs	800 MHz	792 MHz
On-board graphics card DirectX versionKnown for one	11.2/12	Unknown — not stated by the source
On-board graphics card burst frequencyKnown for one	Unknown — not stated by the source	792 MHz
Audio1 differ
Audio systemDiffers	Wave MaxxAudio	MaxxAudio
Number of built-in speakers	2	2
Speakers manufacturer	Waves	Waves
Speaker power	2 W	2 W
Built-in microphone	Yes	Yes
Camera1 differ
Front camera	Yes	Yes
Front camera resolution (numeric)Differs	1 MP	0.92 MP
Front camera resolution	1280 x 720 pixels	1280 x 720 pixels
Video capturing speedKnown for one	Unknown — not stated by the source	30 fps
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	300 Mbit/s	Unknown — not stated by the source
Ethernet LANDiffers	Yes	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
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	1	0
HDMI ports quantityDiffers	0	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	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
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	2
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Full-size keyboard	Yes	Yes
Windows keys	Yes	Yes
Spill-resistant keyboardKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 8.1
Operating system architecture	64-bit	64-bit
Recovery operating systemKnown for one	Windows 8.1	Unknown — not stated by the source
Trial software	Microsoft Office	Microsoft Office
Operating system languageKnown for one	Unknown — not stated by the source	Multilingual
Bundled softwareKnown for one	Unknown — not stated by the source	McAfee LiveSafe 1YR
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	14 nm	22 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
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 version	1.00	1.00
Intel Small Business Advantage (SBA) versionKnown for one	0.00	Unknown — not stated by the source
Intel Smart Connect TechnologyDiffers	No	Yes
Intel Smart Response Technology versionKnown for one	0.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	0.00	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)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)	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	Yes	No
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	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Matrix Storage Technology (Intel® MST)	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® OS GuardKnown for one	No	Unknown — not stated by the source
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-d, VT-x	VT-x
Processor ARK IDDiffers	84809	82103
Processor codeDiffers	SR215	SR1YJ
Processor package sizeDiffers	40 x 24 x 1.3 mm	25 x 27 mm
Supported instruction setsKnown for one	SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	Yes	No
Conflict-Free processor	Yes	Yes
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Battery1 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium
Number of battery cells	4	4
Battery capacityKnown for one	40 Wh	Unknown — not stated by the source
Battery voltageKnown for one	Unknown — not stated by the source	14.8 V
Battery recharge timeKnown for one	Unknown — not stated by the source	4 h
Power1 differ
AC adapter powerDiffers	65 W	45 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
AC adapter output currentKnown for one	Unknown — not stated by the source	2.31 A
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Password protectionKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 35 °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	Unknown — not stated by the source	110 G
Non-operating shockKnown for one	Unknown — not stated by the source	160 G
Operating vibrationKnown for one	Unknown — not stated by the source	0.66 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	1.30 G
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Silver, ENERGY STAR	EPEAT Bronze, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	2.38 kg	2.2 kg
WidthDiffers	381.4 mm	380 mm
DepthDiffers	267.5 mm	260.3 mm
HeightDiffers	25.6 mm	21.7 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables includedKnown for one	AC	Unknown — not stated by the source
Manual	Yes	Yes
Power cord included	Yes	Yes
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No

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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