Product comparison · 2 laptops

Lenovo E520 + 78Y9363 vs Lenovo ThinkPad X220 Tablet + ThinkPad Battery 19+

106specifications compared
25differ
81identical
37known for one product only

Key differences

Display diagonal
- E520 + 78Y9363:39.6 cm (15.6")
- ThinkPad X220 Tablet + ThinkPad Battery 19+:31.8 cm (12.5")
Display brightness
- E520 + 78Y9363:220 cd/m²
- ThinkPad X220 Tablet + ThinkPad Battery 19+:300 cd/m²
Processor family
- E520 + 78Y9363:Intel® Core™ i3
- ThinkPad X220 Tablet + ThinkPad Battery 19+:Intel® Core™ i5
Processor generation
- E520 + 78Y9363:2nd gen Intel® Core™ i3
- ThinkPad X220 Tablet + ThinkPad Battery 19+:2nd gen Intel® Core™ i5
Processor model
- E520 + 78Y9363:i3-2310M
- ThinkPad X220 Tablet + ThinkPad Battery 19+:i5-2520M
Processor frequency
- E520 + 78Y9363:2.1 GHz
- ThinkPad X220 Tablet + ThinkPad Battery 19+:2.5 GHz
Processor socket
- E520 + 78Y9363:BGA 1023
- ThinkPad X220 Tablet + ThinkPad Battery 19+:Socket 988
CPU multiplier (bus/core ratio)
- E520 + 78Y9363:21
- ThinkPad X220 Tablet + ThinkPad Battery 19+:25

Side by side

Differences highlightedShow differences only

Comparison of E520 + 78Y9363, ThinkPad X220 Tablet + ThinkPad Battery 19+
143 specifications	A Lenovo E520 + 78Y9363 View product	B Lenovo ThinkPad X220 Tablet + ThinkPad Battery 19+View product
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	31.8 cm (12.5")
Display brightnessDiffers	220 cd/m²	300 cd/m²
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Contrast ratio (typical)Known for one	Unknown — not stated by the source	500:1
Processor7 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	2nd gen Intel® Core™ i3	2nd gen Intel® Core™ i5
Processor modelDiffers	i3-2310M	i5-2520M
Processor frequencyDiffers	2.1 GHz	2.5 GHz
Processor socketDiffers	BGA 1023	Socket 988
Processor seriesDiffers	Intel Core i3-2300 Mobile Series	Intel Core i5-2500 Mobile Series
CPU multiplier (bus/core ratio)Differs	21	25
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.2 GHz
Memoryidentical
Internal memory typeKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storageidentical
Total storage capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Optical drive typeKnown for one	DVD-RW	Unknown — not stated by the source
SSD capacityKnown for one	Unknown — not stated by the source	160 GB
Graphics1 differ
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1300 MHz
Graphics cardKnown for one	Unknown — not stated by the source	HD Graphics 3000
Audioidentical
Speaker powerKnown for one	1 W	Unknown — not stated by the source
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ports & interfacesidentical
eSATA/USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
S/PDIF out portKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	Yes	Unknown — not stated by the source
TV-outKnown for one	No	Unknown — not stated by the source
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Keyboardidentical
Pointing deviceKnown for one	ThinkPad UltraNav	Unknown — not stated by the source
Processor special features8 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	52220	52229
Processor codeDiffers	SR04S	SR048
Processor package sizeDiffers	37.5 x 37.5 xrPGA988B); 31 x 24 (BGA1023)	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Battery life (max)Differs	6.2 h	8.8 h
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Security1 differ
Cable lock slot typeDiffers	IBM	Kensington
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions5 differ
WeightDiffers	2.4 kg	1.8 kg
WidthDiffers	380 mm	305 mm
DepthDiffers	248.5 mm	228.7 mm
Height (front)Differs	2.93 cm	2.7 cm
Height (rear)Differs	3.37 cm	3.13 cm
Other featuresidentical
Infrared data portKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	AC	Unknown — not stated by the source
Designidentical
Product typeKnown for one	Unknown — not stated by the source	Hybrid (2-in-1)
Form factorKnown for one	Unknown — not stated by the source	Convertible (Swivel)
Performanceidentical
GPS (satellite)Known for one	Unknown — not stated by the source	No

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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