Product comparison · 2 laptops

Dell 12 (9q33) vs Dell 15R SE (7520)

141specifications compared
60differ
81identical
65known for one product only

Key differences

Product colour
- 12 (9q33):Silver
- 15R SE (7520):Black, Silver
Form factor
- 12 (9q33):Convertible (Ferris Wheel)
- 15R SE (7520):Clamshell
Display diagonal
- 12 (9q33):31.8 cm (12.5")
- 15R SE (7520):39.6 cm (15.6")
Touchscreen
- 12 (9q33):Yes
- 15R SE (7520):No
Processor generation
- 12 (9q33):4th gen Intel® Core™ i5
- 15R SE (7520):3rd gen Intel® Core™ i5
Processor model
- 12 (9q33):i5-4200U
- 15R SE (7520):i5-3230M
Processor boost frequency
- 12 (9q33):2.6 GHz
- 15R SE (7520):3.2 GHz
Processor frequency
- 12 (9q33):1.6 GHz
- 15R SE (7520):2.6 GHz

Side by side

Differences highlightedShow differences only

Comparison of 12 (9q33), 15R SE (7520)
206 specifications	A Dell 12 (9q33)View product	B Dell 15R SE (7520)View product
Design2 differ
Product colourDiffers	Silver	Black, Silver
Form factorDiffers	Convertible (Ferris Wheel)	Clamshell
Housing materialKnown for one	Aluminium, Carbon fibre, Magnesium	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	31.8 cm (12.5")	39.6 cm (15.6")
TouchscreenDiffers	Yes	No
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Display brightnessKnown for one	400 cd/m²	Unknown — not stated by the source
Pixel pitchKnown for one	0.144 x 0.144 mm	Unknown — not stated by the source
Processor14 differ
Processor generationDiffers	4th gen Intel® Core™ i5	3rd gen Intel® Core™ i5
Processor modelDiffers	i5-4200U	i5-3230M
Processor boost frequencyDiffers	2.6 GHz	3.2 GHz
Processor frequencyDiffers	1.6 GHz	2.6 GHz
Processor socketDiffers	BGA 1168	BGA 1023
Processor seriesDiffers	Intel Core i5-4200 Mobile series	Intel Core i5-3200 Mobile series
Processor codenameDiffers	Haswell	Ivy Bridge
Bus typeDiffers	DMI2	DMI
SteppingDiffers	C0	L1
Thermal Design Power (TDP)Differs	15 W	35 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	1x4, 2x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	26
Memory3 differ
Internal memoryDiffers	4 GB	6 GB
Memory form factorDiffers	On-board	SO-DIMM
Memory layout (slots x size)Differs	1 x 4 GB	1 x 2 + 1 x 4 GB
Maximum internal memory (64-bit)Known for one	8 GB	Unknown — not stated by the source
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage4 differ
Total storage capacityDiffers	128 GB	750 GB
Storage mediaDiffers	SSD	HDD
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	128 GB	Unknown — not stated by the source
SSD interfaceKnown for one	mSATA	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD Super Multi DL
Card reader integratedDiffers	No	Yes
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
Compatible memory cardsKnown for one	Unknown — not stated by the source	Memory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC
Graphics6 differ
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	AMD Radeon HD 7730M
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 4000
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	200 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1100 MHz
On-board graphics card DirectX versionKnown for one	12	Unknown — not stated by the source
On-board graphics card IDDiffers	0xA16	0x166
Maximum resolutionKnown for one	2560 x 1600 pixels	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Audio1 differ
Audio systemDiffers	MaxxAudio 3	Waves MaxxAudio 4.0
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speakers manufacturerKnown for one	Waves	Unknown — not stated by the source
Speaker powerKnown for one	1 W	Unknown — not stated by the source
Camera1 differ
Front camera resolution (numeric)Differs	1.3 MP	1 MP
Front camera resolutionKnown for one	1280 x 1024 pixels	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network2 differ
Wi-Fi standardsDiffers	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Wi-Fi data rate (max)Known for one	300 Mbit/s	Unknown — not stated by the source
Ethernet LANDiffers	No	Yes
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Near Field Communication (NFC)Known for one	Yes	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces6 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	4
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	0	1
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantityDiffers	0	1
Headphone outputsDiffers	0	1
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Microphone inDiffers	No	Yes
Docking connectorKnown for one	No	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	4	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
Performance1 differ
Motherboard chipsetDiffers	Intel Lynx Point-LP	Intel HM77 Express
Keyboard1 differ
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Numeric keypadDiffers	No	Yes
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Keyboard languageKnown for one	Spanish	Unknown — not stated by the source
Windows keysKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Trial softwareKnown for one	Microsoft Office, McAfee LiveSafe	Unknown — not stated by the source
Processor special features11 differ
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Smart Connect TechnologyDiffers	Yes	No
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Differs	Yes	No
Processor ARK IDDiffers	75459	72056
Processor codeDiffers	SR170	SR0WX
Processor package sizeDiffers	40 x 24 x 1.5 mm	31 x 24 (BGA1023)
Supported instruction setsDiffers	AVX 2.0	AVX
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	22 nm
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Battery capacityDiffers	47 Wh	48 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 currentKnown for one	2.31 A	Unknown — not stated by the source
AC adapter output voltageKnown for one	19.5 V	Unknown — not stated by the source
Securityidentical
Cable lock slot typeKnown for one	Noble	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °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	10 - 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	140 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
Weight & dimensions5 differ
WeightDiffers	1.52 kg	2.77 kg
WidthDiffers	317 mm	378 mm
DepthDiffers	215 mm	252 mm
Height (front)Differs	1.5 cm	3.03 cm
Height (rear)Differs	2 cm	3.41 cm

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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