Product comparison · 2 laptops

Dell E6420 XFR vs Dell Latitude l0855220 Intel® Core™ i5 i5-2520M

129specifications compared
35differ
94identical
31known for one product only

Key differences

Product colour
- E6420 XFR:Grey
- Latitude l0855220 Intel® Core™ i5 i5-2520M:Black
Display diagonal
- E6420 XFR:35.6 cm (14")
- Latitude l0855220 Intel® Core™ i5 i5-2520M:39.6 cm (15.6")
Display resolution
- E6420 XFR:1366 x 768 pixels
- Latitude l0855220 Intel® Core™ i5 i5-2520M:1920 x 1080 pixels
Processor family
- E6420 XFR:Intel® Core™ i3
- Latitude l0855220 Intel® Core™ i5 i5-2520M:Intel® Core™ i5
Processor generation
- E6420 XFR:2nd gen Intel® Core™ i3
- Latitude l0855220 Intel® Core™ i5 i5-2520M:2nd gen Intel® Core™ i5
Processor model
- E6420 XFR:i3-2330M
- Latitude l0855220 Intel® Core™ i5 i5-2520M:i5-2520M
Processor frequency
- E6420 XFR:2.2 GHz
- Latitude l0855220 Intel® Core™ i5 i5-2520M:2.5 GHz
Processor cache type
- E6420 XFR:L3
- Latitude l0855220 Intel® Core™ i5 i5-2520M:Smart Cache

Side by side

Differences highlightedShow differences only

Comparison of E6420 XFR, l0855220
160 specifications	A Dell E6420 XFR View product	B Dell Latitude l0855220 Intel® Core™ i5 i5-2520M Model l0855220 View product
Design1 differ
Product colourDiffers	Grey	Black
Display2 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
HD typeKnown for one	Unknown — not stated by the source	Full HD
Processor10 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	2nd gen Intel® Core™ i3	2nd gen Intel® Core™ i5
Processor modelDiffers	i3-2330M	i5-2520M
Processor frequencyDiffers	2.2 GHz	2.5 GHz
Processor cache typeDiffers	L3	Smart Cache
Processor socketDiffers	BGA 1023	Socket 988
Processor seriesDiffers	Intel Core i3-2300 Mobile Series	Intel Core i5-2500 Mobile Series
TjunctionDiffers	85C ; 100C	100 °C
PCI Express configurationsDiffers	1x16, 2x8	1x16, 2x8, 1x8+2x4
CPU multiplier (bus/core ratio)Differs	22	25
Maximum number of SMP processorsKnown for one	1	Unknown — not stated by the source
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.2 GHz
Memory2 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (slots x size)Differs	1 x 2 GB	1 x 4 GB
Memory slots (available)Known for one	1	Unknown — not stated by the source
Storage2 differ
Optical drive typeDiffers	DVD±RW	DVD-RW
Card reader integratedDiffers	No	Yes
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Graphics1 differ
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1300 MHz
Audioidentical
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Network2 differ
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	3.0+HS	Unknown — not stated by the source
Wireless technologyKnown for one	Unknown — not stated by the source	802.11 b/g/n
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	3	4
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
DVI portDiffers	No	Yes
Headphone outputsDiffers	0	1
Microphone inDiffers	No	Yes
Docking connectorKnown for one	Yes	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Headphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Microphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® QM67 Express	Intel® HM65 Express
Keyboardidentical
Windows keysKnown for one	Yes	Unknown — not stated by the source
Keyboard layoutKnown for one	AZERTY	Unknown — not stated by the source
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Processor special features7 differ
Intel Trusted Execution TechnologyDiffers	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® Insider™Differs	Yes	No
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	53434	52229
Processor codeDiffers	SR04J	SR048
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainability1 differ
Sustainability certificatesDiffers	ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions2 differ
WeightKnown for one	4 kg	Unknown — not stated by the source
WidthDiffers	356 mm	388 mm
DepthDiffers	295 mm	251 mm
HeightKnown for one	56.8 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	3.02 cm
Height (rear)Known for one	Unknown — not stated by the source	3.32 cm
Other featuresidentical
Supplied AC adapter typeKnown for one	AC	Unknown — not stated by the source
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
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

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.

More laptop comparisons

All laptop comparisons