Product comparison · 2 laptops

Lenovo E420s + 78Y9363 vs Lenovo ThinkPad X220 Tablet + ThinkPad Battery 19+

108specifications compared
26differ
82identical
33known for one product only

Key differences

Display diagonal
- E420s + 78Y9363:35.6 cm (14")
- ThinkPad X220 Tablet + ThinkPad Battery 19+:31.8 cm (12.5")
Display brightness
- E420s + 78Y9363:200 cd/m²
- ThinkPad X220 Tablet + ThinkPad Battery 19+:300 cd/m²
Processor model
- E420s + 78Y9363:i5-2410M
- ThinkPad X220 Tablet + ThinkPad Battery 19+:i5-2520M
Processor boost frequency
- E420s + 78Y9363:2.9 GHz
- ThinkPad X220 Tablet + ThinkPad Battery 19+:3.2 GHz
Processor frequency
- E420s + 78Y9363:2.3 GHz
- ThinkPad X220 Tablet + ThinkPad Battery 19+:2.5 GHz
Processor socket
- E420s + 78Y9363:BGA 1023
- ThinkPad X220 Tablet + ThinkPad Battery 19+:Socket 988
PCI Express configurations
- E420s + 78Y9363:1x8, 1x16, 2x4, 2x8
- ThinkPad X220 Tablet + ThinkPad Battery 19+:1x16, 2x8, 1x8+2x4
CPU multiplier (bus/core ratio)
- E420s + 78Y9363:23
- ThinkPad X220 Tablet + ThinkPad Battery 19+:25

Side by side

Differences highlightedShow differences only

Comparison of E420s + 78Y9363, ThinkPad X220 Tablet + ThinkPad Battery 19+
141 specifications	A Lenovo E420s + 78Y9363 View product	B Lenovo ThinkPad X220 Tablet + ThinkPad Battery 19+View product
Display2 differ
Display diagonalDiffers	35.6 cm (14")	31.8 cm (12.5")
Display brightnessDiffers	200 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 modelDiffers	i5-2410M	i5-2520M
Processor boost frequencyDiffers	2.9 GHz	3.2 GHz
Processor frequencyDiffers	2.3 GHz	2.5 GHz
Processor socketDiffers	BGA 1023	Socket 988
Processor seriesDiffers	Intel Core i5-2400 Mobile Series	Intel Core i5-2500 Mobile Series
PCI Express configurationsDiffers	1x8, 1x16, 2x4, 2x8	1x16, 2x8, 1x8+2x4
CPU multiplier (bus/core ratio)Differs	23	25
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
Storage1 differ
SSD capacityDiffers	128 GB	160 GB
Optical drive typeKnown for one	DVD-RW	Unknown — not stated by the source
Graphics1 differ
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel® HD Graphics 3000	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Differs	1200 MHz	1300 MHz
Graphics cardKnown for one	Unknown — not stated by the source	HD Graphics 3000
Audioidentical
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Mobile network connectionKnown for one	Yes	Unknown — not stated by the source
Mobile network generationKnown for one	3G	Unknown — not stated by the source
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	2	3
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
ExpressCard slotDiffers	No	Yes
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 features5 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
Processor ARK IDDiffers	52224	52229
Processor package sizeDiffers	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Processor codeKnown for one	Unknown — not stated by the source	SR048
Battery2 differ
Number of battery cellsDiffers	4	6
Battery life (max)Differs	7 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
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	1.88 kg	1.8 kg
WidthDiffers	349 mm	305 mm
DepthDiffers	236 mm	228.7 mm
Height (front)Differs	2.31 cm	2.7 cm
Height (rear)Differs	3.12 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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