Product comparison · 2 laptops

Dell 15 (3521) vs Samsung Tab 7

116specifications compared
48differ
68identical
61known for one product only

Key differences

Product type
- 15 (3521):Laptop
- Tab 7:Hybrid (2-in-1)
Form factor
- 15 (3521):Clamshell
- Tab 7:Convertible (Detachable)
Display diagonal
- 15 (3521):39.6 cm (15.6")
- Tab 7:29.5 cm (11.6")
Display resolution
- 15 (3521):1366 x 768 pixels
- Tab 7:1920 x 1080 pixels
Processor family
- 15 (3521):Intel® Pentium®
- Tab 7:Intel® Core™ i5
Processor model
- 15 (3521):2117U
- Tab 7:i5-3337U
Processor threads
- 15 (3521):2
- Tab 7:4
Processor cache
- 15 (3521):2 MB
- Tab 7:3 MB

Side by side

Differences highlightedShow differences only

Comparison of 15 (3521), Tab 7
177 specifications	A Dell 15 (3521)View product	B Samsung Tab 7 View product
Design2 differ
Product typeDiffers	Laptop	Hybrid (2-in-1)
Product colour	Black	Black
Form factorDiffers	Clamshell	Convertible (Detachable)
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	29.5 cm (11.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
HD typeKnown for one	HD	Unknown — not stated by the source
Processor6 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	3rd gen Intel® Core™ i5
Processor modelDiffers	2117U	i5-3337U
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.7 GHz
Processor frequency	1.8 GHz	1.8 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	2 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1023	BGA 1023
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium 2000 series for Mobile	Intel Core i5-3300 Mobile series
Processor codename	Ivy Bridge	Ivy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	P0	L1
Thermal Design Power (TDP)	17 W	17 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)	18	18
ECC supported by processor	No	No
Memory2 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1600 MHz	1333 MHz
Memory form factorDiffers	SO-DIMM	On-board
Storage3 differ
Total storage capacityDiffers	1 TB	256 GB
Storage mediaDiffers	HDD	SSD
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	256 GB
Optical drive typeDiffers	DVD±RW	No
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MicroSD (TransFlash)
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	1 TB	Unknown — not stated by the source
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 4000
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1100 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x166
Audio1 differ
Audio systemDiffers	Waves MaxxAudio 4	SoundAlive
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphone	Yes	Yes
Camera2 differ
Front camera	Yes	Yes
Front camera resolution (numeric)Differs	1 MP	2 MP
Rear cameraDiffers	No	Yes
Rear camera resolution (numeric)Known for one	Unknown — not stated by the source	5 MP
Swivel webcamKnown for one	No	Unknown — not stated by the source
Optical driveidentical
LightScribe	No	No
Network3 differ
3G standardsKnown for one	Unknown — not stated by the source	HSPA+
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ethernet LANDiffers	Yes	No
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Integrated 4G WiMAXDiffers	No	Yes
Ethernet LAN data ratesKnown for one	10,100 Mbit/s	Unknown — not stated by the source
Cabling technologyKnown for one	10/100Base-T(X)	Unknown — not stated by the source
Networking standardsKnown for one	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3u	Unknown — not stated by the source
4G WiMAXKnown for one	No	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	2	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
Ethernet LAN (RJ-45) portsDiffers	1	0
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Micro HDMI ports quantityKnown for one	Unknown — not stated by the source	1
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
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
eSATA/USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
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
Docking connectorKnown for one	No	Unknown — not stated by the source
Performanceidentical
Motherboard chipset	Intel HM76 Express	Intel HM76 Express
GPS (satellite)Known for one	Unknown — not stated by the source	Yes
Keyboard1 differ
Numeric keypadDiffers	Yes	No
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTZ
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 8	Windows 8 Pro
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Processor special features15 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	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	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	Unknown — not stated by the source	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	Yes	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® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	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® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	71469	72055
Processor codeDiffers	SR0VQ	SR0XL
Processor package sizeDiffers	31 x 24 mm	31 x 24 (BGA1023)
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel Smart Connect TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Batteryidentical
Number of battery cellsKnown for one	Unknown — not stated by the source	4
Battery capacityKnown for one	Unknown — not stated by the source	49 Wh
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	40 W
DC-in jack	Yes	Yes
Power auto-sensingKnown for one	Yes	Unknown — not stated by the source
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.25 kg	888 g
WidthDiffers	376 mm	304 mm
DepthDiffers	259 mm	189.4 mm
HeightKnown for one	Unknown — not stated by the source	11.9 mm
Height (front)Known for one	2.49 cm	Unknown — not stated by the source
Height (rear)Known for one	2.53 cm	Unknown — not stated by the source
Packaging contentidentical
Keyboard includedKnown for one	Unknown — not stated by the source	Yes
Remote control includedKnown for one	Unknown — not stated by the source	No
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	AC	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
64-bit computingKnown for one	Unknown — not stated by the source	Yes
3DKnown for one	No	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	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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