Product comparison · 2 laptops

Dell Inspiron 15 vs Dell Studio 15

127specifications compared
50differ
77identical
14known for one product only

Key differences

Display resolution
- Inspiron 15:1366 x 768 pixels
- Studio 15:1920 x 1080 pixels
Processor family
- Inspiron 15:Intel® Core™ i3
- Studio 15:Intel® Core™ i7
Processor generation
- Inspiron 15:3rd gen Intel® Core™ i3
- Studio 15:Intel® Core™ i7
Processor model
- Inspiron 15:i3-330M
- Studio 15:i7-720QM
Processor cores
- Inspiron 15:2
- Studio 15:4
Processor threads
- Inspiron 15:4
- Studio 15:8
Processor frequency
- Inspiron 15:2.13 GHz
- Studio 15:1.6 GHz
Processor cache
- Inspiron 15:3 MB
- Studio 15:6 MB

Side by side

Differences highlightedShow differences only

Comparison of Inspiron 15, Studio 15
141 specifications	A Dell Inspiron 15 View product	B Dell Studio 15 View product
Designidentical
Product colour	Black	Black
Display1 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
Native aspect ratio	16:9	16:9
Processor18 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i7
Processor generationDiffers	3rd gen Intel® Core™ i3	Intel® Core™ i7
Processor modelDiffers	i3-330M	i7-720QM
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor frequencyDiffers	2.13 GHz	1.6 GHz
System bus rate	2.5 GT/s	2.5 GT/s
Processor cacheDiffers	3 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1288	Socket 988
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i3-300 Mobile Series	Intel Core i7-700 Mobile Series
Processor codenameDiffers	Arrandale	Clarksfield
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	C2	B1
Thermal Design Power (TDP)Differs	35 W	45 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16	1x16, 2x8
PCI Express slots version	2.0	2.0
Number of Processing Die TransistorsDiffers	382 M	774 M
Processing Die sizeDiffers	81 mm²	296 mm²
CPU multiplier (bus/core ratio)Differs	16	12
ECC supported by processor	No	No
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.8 GHz
Memory2 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory layout (slots x size)	2 x 2 GB	2 x 2 GB
Maximum internal memoryDiffers	4 GB	8 GB
Storage2 differ
Total storage capacity	500 GB	500 GB
Number of HDDs installed	1	1
HDD interface	SATA	SATA
HDD speedDiffers	5400 RPM	7200 RPM
Optical drive type	DVD±RW	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, MS Pro, SD, SDHC, xD	MMC, MS PRO, SD, SDHC, SDIO, xD
Graphics1 differ
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobilty Radeon HD 4330	AMD Mobility Radeon HD 4570
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	500 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	667 MHz	Unknown — not stated by the source
Maximum graphics card memory	0.5 GB	0.5 GB
Audio1 differ
Audio systemDiffers	SRS Premium	HD
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speaker powerKnown for one	4 W	Unknown — not stated by the source
Cameraidentical
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Optical driveidentical
DVD-R read speed	8x	8x
DVD-R write speed	8x	8x
DVD-RW read speed	8x	8x
DVD-RW write speed	8x	8x
DVD+R read speed	8x	8x
DVD+R write speed	8x	8x
DVD+RW read speed	8x	8x
DVD+RW write speed	8x	8x
Network2 differ
Networking featuresDiffers	Ethernet, Fast Ethernet	Ethernet, Fast Ethernet, Gigabit Ethernet
Wireless technology	IEEE 802.11 n	IEEE 802.11 n
BluetoothDiffers	No	Yes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	3	2
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
TV-in port	No	No
TV-out	No	No
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	1
Performance1 differ
Motherboard chipsetDiffers	Intel® HM55 Express	Intel® PM55 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Windows keys	Yes	Yes
Keyboard layout	QWERTY	QWERTY
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Trial software	McAfee Security Centre 10.0	McAfee Security Centre 10.0
Bundled software	Microsoft Works 9.0	Microsoft Works 9.0
Processor special features14 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
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)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	No	1.0
Physical Address Extension (PAE)	Yes	Yes
Processor ARK IDDiffers	47663	43122
Processor codeDiffers	SLBNF	SLBLY
Processor package sizeDiffers	rPGA 37.5x 37.5, BGA 34x28	37.5 x 37.5 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2	SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	6	6
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	56 W
Weight & dimensions5 differ
WeightDiffers	2.47 kg	2.52 kg
WidthDiffers	380 mm	371.6 mm
DepthDiffers	248 mm	252.9 mm
Height (front)Differs	2 cm	2.53 cm
Height (rear)Differs	3.28 cm	3.89 cm
Other featuresidentical
Infrared data port	No	No
Internal modem	No	No
Supplied AC adapter type	AC	AC
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes

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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