Product comparison · 2 laptops

Dell 13 + SuperSpeed USB 3.0 Dockingstation vs Dell 15R (5521)

141specifications compared
42differ
99identical
35known for one product only

Key differences

Product colour
- 13 + SuperSpeed USB 3.0 Dockingstation:Silver
- 15R (5521):Black, Silver
Display diagonal
- 13 + SuperSpeed USB 3.0 Dockingstation:33.8 cm (13.3")
- 15R (5521):39.6 cm (15.6")
Display resolution
- 13 + SuperSpeed USB 3.0 Dockingstation:1920 x 1080 pixels
- 15R (5521):1366 x 768 pixels
Processor family
- 13 + SuperSpeed USB 3.0 Dockingstation:Intel® Core™ i7
- 15R (5521):Intel® Core™ i5
Processor generation
- 13 + SuperSpeed USB 3.0 Dockingstation:3rd gen Intel® Core™ i7
- 15R (5521):3rd gen Intel® Core™ i5
Processor model
- 13 + SuperSpeed USB 3.0 Dockingstation:i7-3537U
- 15R (5521):i5-3337U
Processor boost frequency
- 13 + SuperSpeed USB 3.0 Dockingstation:3.1 GHz
- 15R (5521):2.7 GHz
Processor frequency
- 13 + SuperSpeed USB 3.0 Dockingstation:2 GHz
- 15R (5521):1.8 GHz

Side by side

Differences highlightedShow differences only

Comparison of 13 + SuperSpeed USB 3.0 Dockingstation, 15R (5521)
176 specifications	A Dell 13 + SuperSpeed USB 3.0 Dockingstation View product	B Dell 15R (5521)View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Silver	Black, Silver
Form factor	Clamshell	Clamshell
Housing materialKnown for one	Aluminium, Carbon fibre	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	33.8 cm (13.3")	39.6 cm (15.6")
Display resolutionDiffers	1920 x 1080 pixels	1366 x 768 pixels
TouchscreenKnown for one	Unknown — not stated by the source	Yes
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
HD typeKnown for one	Full HD	Unknown — not stated by the source
Display brightnessKnown for one	350 cd/m²	Unknown — not stated by the source
Processor9 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	3rd gen Intel® Core™ i7	3rd gen Intel® Core™ i5
Processor modelDiffers	i7-3537U	i5-3337U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3.1 GHz	2.7 GHz
Processor frequencyDiffers	2 GHz	1.8 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 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 Core i7-3500 Mobile series	Intel Core i5-3300 Mobile series
Processor codename	Ivy Bridge	Ivy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	L1	L1
Thermal Design Power (TDP)	17 W	17 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x8, 1x16, 2x4, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	20	18
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	8 GB	6 GB
Internal memory type	DDR3-SDRAM	DDR3-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)Differs	1 x 8 GB	1 x 2 + 1 x 4 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	8 GB
Storage4 differ
Total storage capacityDiffers	256 GB	750 GB
Storage mediaDiffers	SSD	HDD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	750 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Optical drive typeDiffers	No	DVD Super Multi
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	Memory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	256 GB	Unknown — not stated by the source
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	AMD Radeon HD 8730M
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR3
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 4000	Intel® HD Graphics 4000
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1200 MHz	1100 MHz
On-board graphics card ID	0x166	0x166
Audio1 differ
Audio systemDiffers	HD, Waves MaxxAudio 4	Waves MaxxAudio
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Speaker powerKnown for one	1.5 W	Unknown — not stated by the source
Camera1 differ
Front camera resolution (numeric)Differs	1.3 MP	1 MP
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	No	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Cabling technologyKnown for one	Unknown — not stated by the source	10/100Base-T(X)
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	0	1
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Firewire (IEEE 1394) ports	0	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
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Headphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Microphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel QS67 Express	Intel HM76 Express
Keyboard2 differ
Pointing deviceDiffers	ThinkPad UltraNav	Touchpad
Numeric keypadDiffers	No	Yes
Windows keys	Yes	Yes
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 8 Pro	Windows 8
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Processor special features2 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	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 version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	72054	72055
Processor codeDiffers	SR0XG	SR0XL
Processor package size	31 x 24 (BGA1023)	31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Battery2 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery capacityDiffers	47 Wh	65 Wh
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	45 W	Unknown — not stated by the source
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Weight & dimensions5 differ
WeightDiffers	1.36 kg	2.32 kg
WidthDiffers	316 mm	376 mm
DepthDiffers	205 mm	259 mm
Height (front)Differs	6 mm	2.49 cm
Height (rear)Differs	1.8 cm	3.13 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables included	AC	AC
Manual	Yes	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Other featuresidentical
QuantityKnown for one	1	Unknown — not stated by the source
64-bit computingKnown for one	Yes	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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