Product comparison · 2 laptops

Dell Inspiron 3138 Intel® Celeron® N2815 Laptop vs Dell Inspiron 3531 Intel® Celeron® N2830 Laptop

127specifications compared
31differ
96identical
56known for one product only

Key differences

Product colour
- Inspiron 3138 Intel® Celeron® N2815 Laptop:Black, Silver
- Inspiron 3531 Intel® Celeron® N2830 Laptop:Black
Display diagonal
- Inspiron 3138 Intel® Celeron® N2815 Laptop:29.5 cm (11.6")
- Inspiron 3531 Intel® Celeron® N2830 Laptop:39.6 cm (15.6")
Touchscreen
- Inspiron 3138 Intel® Celeron® N2815 Laptop:Yes
- Inspiron 3531 Intel® Celeron® N2830 Laptop:No
Processor model
- Inspiron 3138 Intel® Celeron® N2815 Laptop:N2815
- Inspiron 3531 Intel® Celeron® N2830 Laptop:N2830
Processor boost frequency
- Inspiron 3138 Intel® Celeron® N2815 Laptop:2.13 GHz
- Inspiron 3531 Intel® Celeron® N2830 Laptop:2.41 GHz
Processor frequency
- Inspiron 3138 Intel® Celeron® N2815 Laptop:1.86 GHz
- Inspiron 3531 Intel® Celeron® N2830 Laptop:2.16 GHz
Stepping
- Inspiron 3138 Intel® Celeron® N2815 Laptop:B3
- Inspiron 3531 Intel® Celeron® N2830 Laptop:C0
Tjunction
- Inspiron 3138 Intel® Celeron® N2815 Laptop:105 °C
- Inspiron 3531 Intel® Celeron® N2830 Laptop:100 °C

Side by side

Differences highlightedShow differences only

Comparison of 3138, 3531
183 specifications	A Dell Inspiron 3138 Intel® Celeron® N2815 Laptop Model 3138 View product	B Dell Inspiron 3531 Intel® Celeron® N2830 Laptop Model 3531 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black, Silver	Black
Form factor	Clamshell	Clamshell
Display2 differ
Display diagonalDiffers	29.5 cm (11.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
TouchscreenDiffers	Yes	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Pixel pitchKnown for one	Unknown — not stated by the source	0.252 x 0.252 mm
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Celeron®	Intel® Celeron®
Processor modelDiffers	N2815	N2830
Processor cores	2	2
Processor threads	2	2
Processor boost frequencyDiffers	2.13 GHz	2.41 GHz
Processor frequencyDiffers	1.86 GHz	2.16 GHz
Processor cache	1 MB	1 MB
Processor cache type	L2	L2
Processor socket	BGA 1170	BGA 1170
Processor lithography	22 nm	22 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor series	Intel Celeron Processor N2000 Series for Mobile	Intel Celeron Processor N2000 Series for Mobile
Processor codename	Bay Trail	Bay Trail
FSB Parity	No	No
SteppingDiffers	B3	C0
Thermal Design Power (TDP)	7.5 W	7.5 W
Scenario Design Power (SDP)	4.5 W	4.5 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanes	4	4
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Memory2 differ
Internal memory	4 GB	4 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory layout (slots x size)	1 x 4 GB	1 x 4 GB
Memory slotsKnown for one	Unknown — not stated by the source	1x SO-DIMM
Maximum internal memoryDiffers	8 GB	4 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	4 GB
Storageidentical
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive typeKnown for one	Unknown — not stated by the source	No
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	Memory Stick (MS), SD, SDHC
Graphics2 differ
On-board graphics card	Yes	Yes
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 frequency	313 MHz	313 MHz
On-board graphics card burst frequencyDiffers	756 MHz	750 MHz
On-board graphics card dynamic frequency (max)Differs	756 MHz	750 MHz
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
Audio1 differ
Audio systemDiffers	Waves MaxxAudio Pro	MaxxAudio
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speakers manufacturerKnown for one	Unknown — not stated by the source	Waves
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	0.92 MP
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Video capturing speedKnown for one	Unknown — not stated by the source	30 fps
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network3 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	Yes	No
BluetoothDiffers	Yes	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	1	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
Ethernet LAN (RJ-45) portsDiffers	1	0
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	1	0
S/PDIF out port	No	No
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Microphone inDiffers	Yes	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 connectors	2	2
HDMI versionKnown for one	1.4a	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 8.1	Windows 8.1
Operating system architecture	64-bit	64-bit
Bundled softwareKnown for one	Microsoft 2013 Office McAfee (30 días)	Unknown — not stated by the source
Processor special features3 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 lithography	22 nm	22 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	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	0.00	0.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
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 Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	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)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Identity Protection Technology (Intel® IPT)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost Technology	No	No
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
Processor ARK IDDiffers	79051	81071
Processor codeDiffers	SR1SJ	SR1W4
Processor package size	25 x 27 mm	25 x 27 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	Yes	Yes
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® Rapid Start TechnologyKnown 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
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Battery2 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	3	4
Battery capacityDiffers	50 Wh	40 Wh
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
Poweridentical
AC adapter power	65 W	65 W
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC adapter output currentKnown for one	Unknown — not stated by the source	3.34 A
AC adapter output voltageKnown for one	Unknown — not stated by the source	19.5 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Password protectionKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	-15.2 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-15.20 - 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
Weight & dimensions4 differ
WeightDiffers	1.43 kg	2.15 kg
WidthDiffers	300 mm	376 mm
DepthDiffers	201.5 mm	259 mm
HeightDiffers	21.2 mm	25.3 mm
Packaging contentidentical
AC adapter included	Yes	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Intel segment tagging	Home office	Home office
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Silver, ENERGY STAR	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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