Product comparison · 2 laptops

HP ProBook 4520s + UK727A vs Lenovo ThinkPad X220

86specifications compared
38differ
48identical
71known for one product only

Key differences

Display diagonal
- ProBook 4520s + UK727A:39.6 cm (15.6")
- ThinkPad X220:31.8 cm (12.5")
Processor family
- ProBook 4520s + UK727A:Intel® Core™ i3
- ThinkPad X220:Intel® Core™ i5
Processor generation
- ProBook 4520s + UK727A:Intel® Core™ i3
- ThinkPad X220:2nd gen Intel® Core™ i5
Processor model
- ProBook 4520s + UK727A:i3-380M
- ThinkPad X220:i5-2520M
Processor frequency
- ProBook 4520s + UK727A:2.53 GHz
- ThinkPad X220:2.5 GHz
System bus rate
- ProBook 4520s + UK727A:2.5 GT/s
- ThinkPad X220:5 GT/s
Processor socket
- ProBook 4520s + UK727A:PGA988
- ThinkPad X220:Socket 988
Processor codename
- ProBook 4520s + UK727A:Arrandale
- ThinkPad X220:Sandy Bridge

Side by side

Differences highlightedShow differences only

Comparison of ProBook 4520s + UK727A, ThinkPad X220
157 specifications	A HP ProBook 4520s + UK727A View product	B Lenovo ThinkPad X220 View product
Designidentical
Country of originKnown for one	China	Unknown — not stated by the source
Product typeKnown for one	Unknown — not stated by the source	Hybrid (2-in-1)
Product colourKnown for one	Unknown — not stated by the source	Black
Form factorKnown for one	Unknown — not stated by the source	Convertible (Swivel)
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	31.8 cm (12.5")
LED backlightKnown for one	Yes	Unknown — not stated by the source
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Processor11 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	Intel® Core™ i3	2nd gen Intel® Core™ i5
Processor modelDiffers	i3-380M	i5-2520M
Processor frequencyDiffers	2.53 GHz	2.5 GHz
System bus rateDiffers	2.5 GT/s	5 GT/s
Processor socketDiffers	PGA988	Socket 988
Processor seriesDiffers	Intel Core i3-300 Mobile Series	Intel Core i5-2500 Mobile Series
Processor codenameDiffers	Arrandale	Sandy Bridge
TjunctionDiffers	90 °C	100 °C
PCI Express configurationsDiffers	1x16	1x16, 2x8, 1x8+2x4
Number of Processing Die TransistorsKnown for one	382 M	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	19	25
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.2 GHz
SteppingKnown for one	Unknown — not stated by the source	J1
Memory1 differ
Internal memoryDiffers	3 GB	4 GB
Memory layout (slots x size)Known for one	1 x 1 + 1 x 2 GB	Unknown — not stated by the source
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Storage2 differ
Total storage capacityKnown for one	320 GB	Unknown — not stated by the source
HDD interfaceDiffers	SATA II	SATA
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi DL	No
HDD capacityKnown for one	Unknown — not stated by the source	160 GB
SSD capacityKnown for one	Unknown — not stated by the source	160 GB
Compatible memory cardsKnown for one	Unknown — not stated by the source	SD
Graphics4 differ
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	AMD Mobility Radeon HD 5470	Unknown — not stated by the source
Graphics card familyDiffers	AMD	Intel
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 3000
On-board graphics card base frequencyDiffers	500 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	667 MHz	1300 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x116
Maximum resolutionKnown for one	Unknown — not stated by the source	1366 x 768 pixels
Graphics cardKnown for one	Unknown — not stated by the source	HD Graphics
Audioidentical
Audio systemKnown for one	High Definition Audio	Unknown — not stated by the source
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Audio includedKnown for one	Unknown — not stated by the source	Mute Button, Speakers (integrated)
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	3G
Wireless technologyKnown for one	Unknown — not stated by the source	WWAN; LAN
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
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
ExpressCard slotKnown for one	Yes	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
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM57 Express	Unknown — not stated by the source
GPS (satellite)Known for one	Unknown — not stated by the source	No
Keyboardidentical
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Softwareidentical
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 7 Home Basic Windows 7 Home Premium Windows 7 Professional
Processor special features15 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
Graphics & IMC lithographyDiffers	45 nm	32 nm
Intel Clear Video TechnologyDiffers	Yes	No
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® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Physical Address Extension (PAE)Known for one	36 bit	Unknown — not stated by the source
Processor ARK IDDiffers	50178	52229
Processor package sizeDiffers	rPGA 37.5x 37.5, BGA 34x28	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsDiffers	SSE4.1/4.2	AVX
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SR048
Batteryidentical
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	65 W
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.39 kg	1.76 kg
WidthDiffers	371.8 mm	305 mm
DepthDiffers	249.6 mm	228.7 mm
Height (front)Known for one	2.77 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	31.3 mm
Other featuresidentical
Infrared data portKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Enterprise	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	AC	Unknown — not stated by the source
Security featuresKnown for one	Unknown — not stated by the source	Hard disk drive password, Norton Internet Security, Power on password, Security Slot Fingerprint Reader
Battery typeKnown for one	Unknown — not stated by the source	6 Cell Lithium-Ion
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Modem typeKnown for one	Unknown — not stated by the source	No
Manageability featuresKnown for one	Unknown — not stated by the source	1-Button system recovery, Automatic software and driver updates, Help, Lenovo Care, Password management, Simple network connectivity

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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