Product comparison · 2 laptops

Dell Inspiron 14-3451 Intel® Celeron® N2840 Laptop vs Dell Latitude 6440 Intel® Core™ i5 i5-4310M Laptop

121specifications compared
59differ
62identical
70known for one product only

Key differences

Product colour
- Inspiron 14-3451 Intel® Celeron® N2840 Laptop:Black
- Latitude 6440 Intel® Core™ i5 i5-4310M Laptop:Black, Silver
Processor family
- Inspiron 14-3451 Intel® Celeron® N2840 Laptop:Intel® Celeron®
- Latitude 6440 Intel® Core™ i5 i5-4310M Laptop:Intel® Core™ i5
Processor model
- Inspiron 14-3451 Intel® Celeron® N2840 Laptop:N2840
- Latitude 6440 Intel® Core™ i5 i5-4310M Laptop:i5-4310M
Processor threads
- Inspiron 14-3451 Intel® Celeron® N2840 Laptop:2
- Latitude 6440 Intel® Core™ i5 i5-4310M Laptop:4
Processor boost frequency
- Inspiron 14-3451 Intel® Celeron® N2840 Laptop:2.58 GHz
- Latitude 6440 Intel® Core™ i5 i5-4310M Laptop:3.4 GHz
Processor frequency
- Inspiron 14-3451 Intel® Celeron® N2840 Laptop:2.16 GHz
- Latitude 6440 Intel® Core™ i5 i5-4310M Laptop:2.7 GHz
Processor cache
- Inspiron 14-3451 Intel® Celeron® N2840 Laptop:1 MB
- Latitude 6440 Intel® Core™ i5 i5-4310M Laptop:3 MB
Processor cache type
- Inspiron 14-3451 Intel® Celeron® N2840 Laptop:L2
- Latitude 6440 Intel® Core™ i5 i5-4310M Laptop:Smart Cache

Side by side

Differences highlightedShow differences only

Comparison of 14-3451, 6440
191 specifications	A Dell Inspiron 14-3451 Intel® Celeron® N2840 Laptop Model 14-3451 View product	B Dell Latitude 6440 Intel® Core™ i5 i5-4310M Laptop Model 6440 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Black, Silver
Form factor	Clamshell	Clamshell
Market positioning	Business	Business
Displayidentical
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Pixel pitchKnown for one	0.2520 x 0.2520 mm	Unknown — not stated by the source
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i5
Processor modelDiffers	N2840	i5-4310M
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyDiffers	2.58 GHz	3.4 GHz
Processor frequencyDiffers	2.16 GHz	2.7 GHz
Processor cacheDiffers	1 MB	3 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketDiffers	BGA 1170	Socket G3
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor N2000 Series for Mobile	Intel Core i5-4300 Mobile series
Processor codenameDiffers	Bay Trail	Haswell
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingKnown for one	C0	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	7.5 W	37 W
Scenario Design Power (SDP)Known for one	4.5 W	Unknown — not stated by the source
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	4	16
PCI Express configurationsDiffers	1x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processor	No	No
Processor generationKnown for one	Unknown — not stated by the source	4th gen Intel® Core™ i5
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Bus typeKnown for one	Unknown — not stated by the source	DMI2
Memory6 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 slotsDiffers	1x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	4 GB	16 GB
Maximum internal memory (64-bit)Differs	4 GB	16 GB
Storage4 differ
Total storage capacityDiffers	500 GB	320 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	320 GB
HDD interfaceDiffers	SATA II	SATA
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD size	2.5"	2.5"
Optical drive typeDiffers	No	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	No	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Not available	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	Intel® HD Graphics 4600
On-board graphics card base frequencyDiffers	311 MHz	400 MHz
On-board graphics card burst frequencyKnown for one	792 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Differs	792 MHz	1250 MHz
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	11.2/12
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.3
Audio1 differ
Audio systemDiffers	MaxxAudio	HD
Number of built-in speakers	2	2
Speakers manufacturerKnown for one	Waves	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	0.92 MP	Unknown — not stated by the source
Front camera resolution	1280 x 720 pixels	1280 x 720 pixels
Video capturing speedKnown for one	30 fps	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	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)
Ethernet LANDiffers	No	Yes
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	2	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	4
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantity	1	1
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 connectorDiffers	No	Yes
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotKnown for one	No	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Numeric keypad	No	No
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keys	Yes	Yes
Keyboard languageKnown for one	Italian	Unknown — not stated by the source
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 7 Professional
Trial softwareKnown for one	Microsoft Office	Unknown — not stated by the source
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Processor special features16 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingDiffers	No	Yes
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Connect TechnologyDiffers	Yes	No
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	No	Yes
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)Differs	No	Yes
Intel® Active Management Technology (Intel® AMT)	No	No
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
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® 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 TechnologyDiffers	No	2.0
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Processor ARK IDDiffers	82103	80373
Processor codeKnown for one	SR1YJ	Unknown — not stated by the source
Processor package sizeDiffers	25 x 27 mm	37.5 x 37.5 x 4.7 mm
Thermal Monitoring TechnologiesDiffers	No	Yes
Conflict-Free processorKnown for one	Yes	Unknown — not stated by the source
Intel TSX-NIKnown for one	Unknown — not stated by the source	Yes
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX 2.0, SSE4.1, SSE4.2
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	4	6
Battery voltageKnown for one	14.80 V	Unknown — not stated by the source
Battery recharge timeKnown for one	4 h	Unknown — not stated by the source
Battery capacityKnown for one	Unknown — not stated by the source	60 Wh
Poweridentical
AC adapter powerKnown for one	45 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 voltageKnown for one	19.5 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 65 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	-15.2 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-15.2 - 10668 m	Unknown — not stated by the source
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	ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	1.9 kg	2.12 kg
WidthDiffers	345 mm	338 mm
DepthDiffers	243 mm	232.6 mm
HeightDiffers	21.4 mm	31.8 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Power cord included	Yes	Yes
Other featuresidentical
Intel segment taggingKnown for one	Home office	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® QM87

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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