Product comparison · 2 laptops

Dell 15 (L502x) vs Dell Vostro 2520 Intel® Core™ i3 i3-2328M

148specifications compared
49differ
99identical
24known for one product only

Key differences

Processor family
- 15 (L502x):Intel® Core™ i7
- Vostro 2520 Intel® Core™ i3 i3-2328M:Intel® Core™ i3
Processor generation
- 15 (L502x):2nd gen Intel® Core™ i7
- Vostro 2520 Intel® Core™ i3 i3-2328M:2nd gen Intel® Core™ i3
Processor model
- 15 (L502x):i7-2670QM
- Vostro 2520 Intel® Core™ i3 i3-2328M:i3-2328M
Processor cores
- 15 (L502x):4
- Vostro 2520 Intel® Core™ i3 i3-2328M:2
Processor threads
- 15 (L502x):8
- Vostro 2520 Intel® Core™ i3 i3-2328M:4
Processor cache
- 15 (L502x):6 MB
- Vostro 2520 Intel® Core™ i3 i3-2328M:3 MB
Processor cache type
- 15 (L502x):Smart Cache
- Vostro 2520 Intel® Core™ i3 i3-2328M:L3
Processor socket
- 15 (L502x):BGA 1224
- Vostro 2520 Intel® Core™ i3 i3-2328M:PGA988

Side by side

Differences highlightedShow differences only

Comparison of 15 (L502x), 2520
172 specifications	A Dell 15 (L502x)View product	B Dell Vostro 2520 Intel® Core™ i3 i3-2328M Model 2520 View product
Designidentical
Product colour	Black, Silver	Black, Silver
Form factor	Clamshell	Clamshell
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
HD type	HD	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display diagonal (metric)Known for one	39.6 cm	Unknown — not stated by the source
TouchscreenKnown for one	Unknown — not stated by the source	No
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	2nd gen Intel® Core™ i7	2nd gen Intel® Core™ i3
Processor modelDiffers	i7-2670QM	i3-2328M
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyKnown for one	3.1 GHz	Unknown — not stated by the source
Processor frequency	2.2 GHz	2.2 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor cache typeDiffers	Smart Cache	L3
Processor socketDiffers	BGA 1224	PGA988
Processor lithography	32 nm	32 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core i7-2600 Mobile Series	Intel Core i3-2300 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	D2	J1
Thermal Design Power (TDP)Differs	45 W	35 W
TjunctionDiffers	100 °C	85 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x8, 1x16, 2x4, 2x8
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)	22	22
ECC supported by processor	No	No
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Memory slots (available)Known for one	1	Unknown — not stated by the source
Maximum internal memoryDiffers	8 GB	4 GB
Storage4 differ
Total storage capacityDiffers	750 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	750 GB	500 GB
HDD interface	SATA	SATA
Optical drive typeDiffers	DVD Super Multi DL	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, MSXC, SD, SDHC, SDIO, SDXC, xD	Memory Stick (MS), MMC, SD
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 540M	Not available
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Graphics card familyDiffers	Intel, NVIDIA	Intel
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 systemKnown for one	JBL	Unknown — not stated by the source
Built-in speaker(s)	Yes	Yes
Number of built-in speakers	2	2
Speaker powerDiffers	4 W	2 W
Built-in subwooferKnown for one	Yes	Unknown — not stated by the source
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Camera1 differ
Front camera resolution (numeric)Differs	2 MP	1 MP
Network1 differ
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet, WLAN	Gigabit Ethernet, WLAN
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionDiffers	3.0+HS	4.0
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Bluetooth Low Energy (BLE)Known for one	Unknown — not stated by the source	Yes
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	0	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
eSATA/USB 2.0 ports quantityDiffers	1	0
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
HDMI versionKnown for one	1.4	Unknown — not stated by the source
DisplayPorts quantity	0	0
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	0	1
S/PDIF out portDiffers	Yes	No
Microphone in	Yes	Yes
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
Performance1 differ
Motherboard chipsetDiffers	Intel HM67 Express	Intel® HM75 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Linux
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Drivers included	Yes	Yes
Processor special features5 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	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	Yes	No
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® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	53470	70927
Processor codeDiffers	SR02S	SR0TC
Processor package sizeDiffers	31 mm	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery capacityDiffers	2600 mAh	48 Wh
Battery life (max)Known for one	5.23 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Weight & dimensions9 differ
WeightDiffers	2.7 kg	2.36 kg
WidthDiffers	381 mm	376 mm
DepthDiffers	265.4 mm	260 mm
Height (front)Differs	3.22 cm	3.15 cm
Height (rear)Differs	3.82 cm	3.45 cm
Width (imperial)Differs	38.1 cm (15")	37.6 cm (14.8")
Depth (imperial)Differs	26.4 cm (10.4")	25.9 cm (10.2")
Height (front) (imperial)Differs	3.3 cm (1.3")	3.15 cm (1.24")
Height (rear) (imperial)Differs	3.81 cm (1.5")	3.45 cm (1.36")
Packaging contentidentical
AC adapter included	Yes	Yes
Quick start guideKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data port	No	No
Power supply type	AC/DC	AC/DC
Supplied AC adapter type	AC	AC
Number of products includedKnown for one	Unknown — not stated by the source	1 pc(s)
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Silver, ENERGY STAR

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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