Product comparison · 2 laptops

Dell 15R SE (7520) vs Dell XPS 11

134specifications compared
62differ
72identical
52known for one product only

Key differences

Product colour
- 15R SE (7520):Black, Silver
- XPS 11:Black
Form factor
- 15R SE (7520):Clamshell
- XPS 11:Convertible (Folder)
Display diagonal
- 15R SE (7520):39.6 cm (15.6")
- XPS 11:29.5 cm (11.6")
Display resolution
- 15R SE (7520):1920 x 1080 pixels
- XPS 11:2560 x 1440 pixels
Touchscreen
- 15R SE (7520):No
- XPS 11:Yes
Processor family
- 15R SE (7520):Intel® Core™ i5
- XPS 11:Intel® Core™ i3
Processor generation
- 15R SE (7520):3rd gen Intel® Core™ i5
- XPS 11:4th gen Intel® Core™ i3
Processor model
- 15R SE (7520):i5-3230M
- XPS 11:i3-4020Y

Side by side

Differences highlightedShow differences only

Comparison of 15R SE (7520), XPS 11
186 specifications	A Dell 15R SE (7520)View product	B Dell XPS 11 View product
Design2 differ
Product colourDiffers	Black, Silver	Black
Form factorDiffers	Clamshell	Convertible (Folder)
Housing materialKnown for one	Unknown — not stated by the source	Aluminium, Carbon fibre, Silicone
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	29.5 cm (11.6")
Display resolutionDiffers	1920 x 1080 pixels	2560 x 1440 pixels
TouchscreenDiffers	No	Yes
Touchscreen typeKnown for one	Unknown — not stated by the source	Capacitive
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Display brightnessKnown for one	Unknown — not stated by the source	400 cd/m²
Contrast ratio (typical)Known for one	Unknown — not stated by the source	800:1
HD typeKnown for one	Full HD	Unknown — not stated by the source
Processor14 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i3
Processor generationDiffers	3rd gen Intel® Core™ i5	4th gen Intel® Core™ i3
Processor modelDiffers	i5-3230M	i3-4020Y
Processor frequencyDiffers	2.6 GHz	1.5 GHz
Processor socketDiffers	BGA 1023	BGA 1168
Processor seriesDiffers	Intel Core i5-3200 Mobile series	Intel® Core™ i3-4000 Mobile Series
Processor codenameDiffers	Ivy Bridge	Haswell
Bus typeDiffers	DMI	DMI2
SteppingDiffers	L1	D0
Thermal Design Power (TDP)Differs	35 W	11.5 W
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	6 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	4x1, 2x4
PCI Express slots versionDiffers	3.0	2.0
Processor boost frequencyKnown for one	3.2 GHz	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	26	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	6 GB	4 GB
Memory form factorDiffers	SO-DIMM	On-board
Memory layout (slots x size)Known for one	1 x 2 + 1 x 4 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Storage4 differ
Total storage capacityDiffers	750 GB	80 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	80 GB
SSD interfaceKnown for one	Unknown — not stated by the source	mSATA
Optical drive typeDiffers	DVD Super Multi DL	No
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC	SD, SDHC, SDXC
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	750 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Graphics6 differ
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	AMD Radeon HD 7730M	Not available
On-board graphics card modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics 4200
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
On-board graphics card base frequencyDiffers	650 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	850 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	11.1
On-board graphics card IDDiffers	0x166	0x402
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Waves MaxxAudio 4.0	Waves MaxxAudio Pro
Cameraidentical
Front camera resolution (numeric)Known for one	1 MP	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network2 differ
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Wi-Fi data rate (max)Known for one	Unknown — not stated by the source	300 Mbit/s
Ethernet LANDiffers	Yes	No
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Near Field Communication (NFC)Known for one	Unknown — not stated by the source	Yes
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces4 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	2
Ethernet LAN (RJ-45) portsDiffers	1	0
VGA (D-Sub) ports quantityDiffers	1	0
Microphone inDiffers	Yes	No
Docking connectorKnown for one	Unknown — not stated by the source	No
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
HDMI versionKnown for one	1.4a	Unknown — not stated by the source
Keyboard1 differ
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypadDiffers	Yes	No
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 8	Windows 8.1 Pro
Bundled softwareKnown for one	Unknown — not stated by the source	Dragon Assistant 1.5
Processor special features16 differ
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Connect TechnologyDiffers	No	Yes
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Response Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Intel® High Definition Audio (Intel® HD Audio)Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Rapid Start TechnologyDiffers	No	Yes
Intel® Small Business Advantage (Intel® SBA)Differs	No	Yes
Intel® Smart Response TechnologyDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	72056	76609
Processor codeDiffers	SR0WX	SR1DC
Processor package sizeDiffers	31 x 24 (BGA1023)	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX	AVX 2.0, SSE4.1, SSE4.2
UARTKnown for one	Unknown — not stated by the source	Yes
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Battery1 differ
Battery capacityDiffers	48 Wh	40 Wh
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	45 W
Securityidentical
Cable lock slot typeKnown for one	Unknown — not stated by the source	Noble
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Weight & dimensions5 differ
WeightDiffers	2.77 kg	1.13 kg
WidthDiffers	378 mm	300 mm
DepthDiffers	252 mm	201 mm
Height (front)Differs	3.03 cm	1.1 cm
Height (rear)Differs	3.41 cm	1.5 cm
Performanceidentical
Motherboard chipsetKnown for one	Intel HM77 Express	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown 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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