Product comparison · 2 laptops

Dell XPS 15z vs Dell XPS L702x

127specifications compared
36differ
91identical
40known for one product only

Key differences

Display diagonal
- XPS 15z:39.6 cm (15.6")
- XPS L702x:43.9 cm (17.3")
Processor family
- XPS 15z:Intel® Core™ i5
- XPS L702x:Intel® Core™ i7
Processor generation
- XPS 15z:2nd gen Intel® Core™ i5
- XPS L702x:2nd gen Intel® Core™ i7
Processor model
- XPS 15z:i5-2410M
- XPS L702x:i7-2630QM
Processor cores
- XPS 15z:2
- XPS L702x:4
Processor threads
- XPS 15z:4
- XPS L702x:8
Processor frequency
- XPS 15z:2.3 GHz
- XPS L702x:2 GHz
Processor cache
- XPS 15z:3 MB
- XPS L702x:6 MB

Side by side

Differences highlightedShow differences only

Comparison of XPS 15z, XPS L702x
167 specifications	A Dell XPS 15z View product	B Dell XPS L702x View product
Designidentical
Product typeKnown for one	Unknown — not stated by the source	Laptop
Product colour	Silver	Silver
Form factorKnown for one	Unknown — not stated by the source	Clamshell
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	43.9 cm (17.3")
Display resolutionKnown for one	Unknown — not stated by the source	1920 x 1080 pixels
HD typeKnown for one	Unknown — not stated by the source	Full HD
LED backlightKnown for one	Unknown — not stated by the source	Yes
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	2nd gen Intel® Core™ i5	2nd gen Intel® Core™ i7
Processor modelDiffers	i5-2410M	i7-2630QM
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequency	2.9 GHz	2.9 GHz
Processor frequencyDiffers	2.3 GHz	2 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1023	Socket 988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-2400 Mobile Series	Intel Core i7-2600 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	J1	D2
Thermal Design Power (TDP)Differs	35 W	45 W
Tjunction	100 °C	100 °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	23	20
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	4 GB	6 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Storage4 differ
Total storage capacityDiffers	500 GB	1 TB
Storage mediaKnown for one	Unknown — not stated by the source	HDD
Number of HDDs installedKnown for one	Unknown — not stated by the source	2
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
Optical drive typeDiffers	DVD-RW	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD, SDHC, SDIO, SDXC, xD	Memory Stick (MS), MMC, MS PRO, SDHC, SDIO, SDXC, xD
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 525M	NVIDIA® GeForce® GT 555M
Graphics card familyDiffers	NVIDIA	Intel, NVIDIA
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 3000	Intel® HD Graphics 3000
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1200 MHz	1100 MHz
On-board graphics card ID	0x116	0x116
Audio1 differ
Audio systemDiffers	HD 5.1	HDA
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Cameraidentical
Swivel webcamKnown for one	Unknown — not stated by the source	No
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Optical drive interfaceKnown for one	Unknown — not stated by the source	SATA
Network1 differ
Wi-Fi	Yes	Yes
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet, WLAN, BT
Wi-Fi data rate (max)Known for one	Unknown — not stated by the source	300 Mbit/s
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Cabling technologyDiffers	10/100Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
Wireless technologyKnown for one	Wireless LAN	Unknown — not stated by the source
Bluetooth versionKnown for one	3.0+HS	Unknown — not stated by the source
4G WiMAXKnown for one	No	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
eSATA/USB 2.0 ports quantity	1	1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
Mini DisplayPorts quantityDiffers	1	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	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	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
Microphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Modem (RJ-11) ports	0	0
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	0
USB 1.1 ports quantityKnown for one	Unknown — not stated by the source	0
HDMI versionKnown for one	1.4	Unknown — not stated by the source
TV-outKnown for one	No	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel HM67 Express	Intel® HM55 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypadKnown for one	Unknown — not stated by the source	Yes
Full-size keyboard	Yes	Yes
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Trial softwareKnown for one	Unknown — not stated by the source	McAfee
Bundled softwareKnown for one	Unknown — not stated by the source	Office Starter
Processor special features4 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	32 nm	32 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 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)	No	No
Intel® AES New Instructions (Intel® AES-NI)Differs	No	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™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	52224	52219
Processor codeKnown for one	Unknown — not stated by the source	SR02Y
Processor package sizeDiffers	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)	37.5 x 37.5 (rPGA998)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Battery1 differ
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	8	9
Battery life (max)Known for one	8.37 h	Unknown — not stated by the source
Poweridentical
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
DC-in jack	Yes	Yes
AC adapter powerKnown for one	90 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 & dimensions4 differ
WeightDiffers	2.51 kg	3.53 kg
WidthDiffers	384.9 mm	414.9 mm
DepthDiffers	260.4 mm	287.3 mm
HeightDiffers	24.7 mm	32.8 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Video inKnown for one	Unknown — not stated by the source	0
Supplied AC adapter type	AC	AC
TV tuner integratedKnown for one	No	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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