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")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
LED backlightKnown for one	Yes	Unknown — not stated by the source
Native aspect ratio	16:9	16:9
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Processor11 differ
Processor manufacturer	Intel	Intel
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 cores	2	2
Processor threads	4	4
Processor frequencyDiffers	2.53 GHz	2.5 GHz
System bus rateDiffers	2.5 GT/s	5 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	PGA988	Socket 988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i3-300 Mobile Series	Intel Core i5-2500 Mobile Series
Processor codenameDiffers	Arrandale	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	90 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
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
ECC supported by processor	No	No
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 clock speed	1333 MHz	1333 MHz
Memory layout (slots x size)Known for one	1 x 1 + 1 x 2 GB	Unknown — not stated by the source
Memory slots	2x SO-DIMM	2x SO-DIMM
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
Card reader integrated	Yes	Yes
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
On-board graphics card	Yes	Yes
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 family	Intel® HD Graphics	Intel® HD Graphics
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
USB 2.0 ports quantity	3	3
eSATA/USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
VGA (D-Sub) ports quantity	1	1
Headphone outputs	1	1
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Microphone in	Yes	Yes
Docking connector	No	No
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 installed	Windows 7 Professional	Windows 7 Professional
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
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyDiffers	45 nm	32 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	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)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	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® 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
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
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
DC-in jack	Yes	Yes
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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