Product comparison · 2 laptops

Dell Latitude 2120 Intel Atom® N455 Netbook vs Dell Latitude l0855220 Intel® Core™ i5 i5-2520M

100specifications compared
56differ
44identical
56known for one product only

Key differences

Display diagonal
- Latitude 2120 Intel Atom® N455 Netbook:25.6 cm (10.1")
- Latitude l0855220 Intel® Core™ i5 i5-2520M:39.6 cm (15.6")
Display resolution
- Latitude 2120 Intel Atom® N455 Netbook:1024 x 600 pixels
- Latitude l0855220 Intel® Core™ i5 i5-2520M:1920 x 1080 pixels
Native aspect ratio
- Latitude 2120 Intel Atom® N455 Netbook:5:3
- Latitude l0855220 Intel® Core™ i5 i5-2520M:16:9
Processor family
- Latitude 2120 Intel Atom® N455 Netbook:Intel Atom®
- Latitude l0855220 Intel® Core™ i5 i5-2520M:Intel® Core™ i5
Processor model
- Latitude 2120 Intel Atom® N455 Netbook:N455
- Latitude l0855220 Intel® Core™ i5 i5-2520M:i5-2520M
Processor cores
- Latitude 2120 Intel Atom® N455 Netbook:1
- Latitude l0855220 Intel® Core™ i5 i5-2520M:2
Processor threads
- Latitude 2120 Intel Atom® N455 Netbook:2
- Latitude l0855220 Intel® Core™ i5 i5-2520M:4
Processor frequency
- Latitude 2120 Intel Atom® N455 Netbook:1.66 GHz
- Latitude l0855220 Intel® Core™ i5 i5-2520M:2.5 GHz

Side by side

Differences highlightedShow differences only

Comparison of 2120, l0855220
156 specifications	A Dell Latitude 2120 Intel Atom® N455 Netbook Model 2120 View product	B Dell Latitude l0855220 Intel® Core™ i5 i5-2520M Model l0855220 View product
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Form factorKnown for one	Unknown — not stated by the source	Clamshell
Product typeKnown for one	Netbook	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	25.6 cm (10.1")	39.6 cm (15.6")
Display resolutionDiffers	1024 x 600 pixels	1920 x 1080 pixels
HD typeKnown for one	Unknown — not stated by the source	Full HD
LED backlight	Yes	Yes
Native aspect ratioDiffers	5:3	16:9
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel Atom®	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	2nd gen Intel® Core™ i5
Processor modelDiffers	N455	i5-2520M
Processor coresDiffers	1	2
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.2 GHz
Processor frequencyDiffers	1.66 GHz	2.5 GHz
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Processor cacheDiffers	0.512 MB	3 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketDiffers	BGA 559	Socket 988
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Atom N400 Series	Intel Core i5-2500 Mobile Series
Processor codenameDiffers	Pineview	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	A0	J1
Thermal Design Power (TDP)Differs	6.5 W	35 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8, 1x8+2x4
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
CPU multiplier (bus/core ratio)Differs	10	25
ECC supported by processor	No	No
Number of Processing Die TransistorsKnown for one	123 M	Unknown — not stated by the source
Processing Die sizeKnown for one	66 mm²	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	2 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	Unknown — not stated by the source	1 x 4 GB
Memory slotsDiffers	1x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	2 GB	8 GB
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	250 GB	320 GB
Storage media	HDD	HDD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityDiffers	250 GB	320 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
Optical drive typeDiffers	No	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
Graphics card family	Intel	Intel
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics 3000
On-board graphics card base frequencyDiffers	200 MHz	650 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1300 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x116
Graphics cardKnown for one	GMA 3150	Unknown — not stated by the source
Audioidentical
Audio system	HD	HD
Number of built-in speakers	2	2
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wireless technologyKnown for one	Unknown — not stated by the source	802.11 b/g/n
Wi-Fi standardsKnown for one	Unknown — not stated by the source	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
BluetoothDiffers	Yes	No
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Bluetooth versionKnown for one	3.0+HS	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	3	4
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	0	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
DVI portKnown for one	Unknown — not stated by the source	Yes
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Microphone in	Yes	Yes
ExpressCard slotKnown for one	Unknown — not stated by the source	Yes
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
TV-outKnown for one	No	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel NM10	Intel® HM65 Express
GPS (satellite)Known for one	No	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypadKnown for one	Unknown — not stated by the source	No
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Operating system architecture	32-bit	32-bit
Drivers included	Yes	Yes
Processor special features22 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	32 nm
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	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)Known for one	Unknown — not stated by the source	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	49491	52229
Processor codeDiffers	SLBX9	SR048
Processor package sizeDiffers	22 x 22 mm	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsDiffers	SSE2, SSE3, SSSE3	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	No
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Silver, ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WidthDiffers	265 mm	388 mm
DepthDiffers	187 mm	251 mm
Height (front)Differs	2.25 cm	3.02 cm
Height (rear)Differs	3.99 cm	3.32 cm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data portKnown for one	Unknown — not stated by the source	No
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Supplied AC adapter typeKnown for one	AC	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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