Product comparison · 2 laptops

HP ProBook 4520s vs HP ProBook 4720s

133specifications compared
26differ
107identical
16known for one product only

Key differences

Display diagonal
- ProBook 4520s:39.6 cm (15.6")
- ProBook 4720s:43.9 cm (17.3")
Display resolution
- ProBook 4520s:1366 x 768 pixels
- ProBook 4720s:1600 x 900 pixels
Processor family
- ProBook 4520s:Intel® Core™ i5
- ProBook 4720s:Intel® Core™ i3
Processor generation
- ProBook 4520s:Intel® Core™ i5
- ProBook 4720s:3rd gen Intel® Core™ i3
Processor model
- ProBook 4520s:i5-520M
- ProBook 4720s:i3-330M
Processor frequency
- ProBook 4520s:2.4 GHz
- ProBook 4720s:2.13 GHz
Processor socket
- ProBook 4520s:BGA 956
- ProBook 4720s:BGA 1288
CPU multiplier (bus/core ratio)
- ProBook 4520s:18
- ProBook 4720s:16

Side by side

Differences highlightedShow differences only

Comparison of ProBook 4520s, ProBook 4720s
149 specifications	A HP ProBook 4520s View product	B HP ProBook 4720s View product
Designidentical
Product colour	Black	Black
Country of origin	China	China
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	43.9 cm (17.3")
Display resolutionDiffers	1366 x 768 pixels	1600 x 900 pixels
HD typeKnown for one	Unknown — not stated by the source	HD+
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i3
Processor generationDiffers	Intel® Core™ i5	3rd gen Intel® Core™ i3
Processor modelDiffers	i5-520M	i3-330M
Processor cores	2	2
Processor threads	4	4
Processor frequencyDiffers	2.4 GHz	2.13 GHz
System bus rate	2.5 GT/s	2.5 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
L3 cacheKnown for one	Unknown — not stated by the source	3 MB
L2 cacheKnown for one	Unknown — not stated by the source	3 MB
Processor socketDiffers	BGA 956	BGA 1288
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-500 Mobile Series	Intel Core i3-300 Mobile Series
Processor codename	Arrandale	Arrandale
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	C2	C2
Thermal Design Power (TDP)	35 W	35 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16	1x16
PCI Express slots version	2.0	2.0
Number of Processing Die Transistors	382 M	382 M
Processing Die size	81 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	18	16
ECC supported by processor	No	No
Processor boost frequencyKnown for one	2.93 GHz	Unknown — not stated by the source
Memoryidentical
Internal memory	2 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1333 MHz
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storageidentical
Total storage capacity	320 GB	320 GB
Number of HDDs installed	1	1
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Optical drive type	DVD-RW	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	MMC	Unknown — not stated by the source
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel HD	AMD Radeon HD 4350
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	0.512 GB
Graphics card familyDiffers	Intel	AMD
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequency	500 MHz	500 MHz
On-board graphics card dynamic frequency (max)Differs	766 MHz	667 MHz
Optical driveidentical
LightScribe	Yes	Yes
Networkidentical
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wireless technology	Wi-Fi	Wi-Fi
Bluetooth	Yes	Yes
Bluetooth version	2.1+EDR	2.1+EDR
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	4	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) portsDiffers	0	1
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
Performanceidentical
Motherboard chipset	Intel® HM57 Express	Intel® HM57 Express
Softwareidentical
Operating system installed	Windows XP Professional	Windows XP Professional
Processor special features8 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	45 nm	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
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	Yes	No
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	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	No
Physical Address Extension (PAE)Differs	36 bit	Yes
Processor ARK IDDiffers	47341	47663
Processor codeKnown for one	Unknown — not stated by the source	SLBNF
Processor package size	rPGA 37.5x 37.5, BGA 34x28	rPGA 37.5x 37.5, BGA 34x28
Supported instruction setsDiffers	SSE4.1/4.2	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Battery1 differ
Number of battery cellsDiffers	6	8
Battery life (max)Known for one	5 h	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	73 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Operational conditionsidentical
Operating temperature (T-T)	5 - 35 °C	5 - 35 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	2.52 kg	3.1 kg
WidthDiffers	370 mm	30 mm
DepthDiffers	250 mm	410 mm
HeightKnown for one	Unknown — not stated by the source	270 mm
Height (front)Known for one	3.5 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Compliance industry standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Internal modem	No	No
TV tuner integrated	No	No
Supplied AC adapter type	AC	AC
Intel segment taggingKnown for one	Enterprise	Unknown — not stated by the source
Audioidentical
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source

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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