Product comparison · 2 laptops

ASUSPRO P2520LJ-XO0089G laptop Intel® Core™ i7 i7-5500U vs ASUSPRO PU551LA-XO135G laptop Intel® Core™ i3 i3-4030U

141specifications compared
41differ
100identical
42known for one product only

Key differences

Processor family
- ASUSPRO P2520LJ-XO0089G laptop Intel® Core™ i7 i7-5500U:Intel® Core™ i7
- ASUSPRO PU551LA-XO135G laptop Intel® Core™ i3 i3-4030U:Intel® Core™ i3
Processor generation
- ASUSPRO P2520LJ-XO0089G laptop Intel® Core™ i7 i7-5500U:5th gen Intel® Core™ i7
- ASUSPRO PU551LA-XO135G laptop Intel® Core™ i3 i3-4030U:4th gen Intel® Core™ i3
Processor model
- ASUSPRO P2520LJ-XO0089G laptop Intel® Core™ i7 i7-5500U:i7-5500U
- ASUSPRO PU551LA-XO135G laptop Intel® Core™ i3 i3-4030U:i3-4030U
Processor frequency
- ASUSPRO P2520LJ-XO0089G laptop Intel® Core™ i7 i7-5500U:2.4 GHz
- ASUSPRO PU551LA-XO135G laptop Intel® Core™ i3 i3-4030U:1.9 GHz
Processor cache
- ASUSPRO P2520LJ-XO0089G laptop Intel® Core™ i7 i7-5500U:4 MB
- ASUSPRO PU551LA-XO135G laptop Intel® Core™ i3 i3-4030U:3 MB
Processor cache type
- ASUSPRO P2520LJ-XO0089G laptop Intel® Core™ i7 i7-5500U:L3
- ASUSPRO PU551LA-XO135G laptop Intel® Core™ i3 i3-4030U:Smart Cache
Processor lithography
- ASUSPRO P2520LJ-XO0089G laptop Intel® Core™ i7 i7-5500U:14 nm
- ASUSPRO PU551LA-XO135G laptop Intel® Core™ i3 i3-4030U:22 nm
Processor operating modes
- ASUSPRO P2520LJ-XO0089G laptop Intel® Core™ i7 i7-5500U:32-bit, 64-bit
- ASUSPRO PU551LA-XO135G laptop Intel® Core™ i3 i3-4030U:64-bit

Side by side

Differences highlightedShow differences only

Comparison of P2520LJ-XO0089G, PU551LA-XO135G
183 specifications	A ASUS ASUSPRO P2520LJ-XO0089G laptop Intel® Core™ i7 i7-5500U Model P2520LJ-XO0089G View product	B ASUS ASUSPRO PU551LA-XO135G laptop Intel® Core™ i3 i3-4030U Model PU551LA-XO135G View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Market positioning	Business	Business
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD type	Not supported	Not supported
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	5th gen Intel® Core™ i7	4th gen Intel® Core™ i3
Processor modelDiffers	i7-5500U	i3-4030U
Processor cores	2	2
Processor threads	4	4
Processor frequencyDiffers	2.4 GHz	1.9 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache typeDiffers	L3	Smart Cache
Processor socket	BGA 1168	BGA 1168
Processor lithographyDiffers	14 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Core i7-5500 Mobile Series	Intel® Core™ i3-4000 Mobile Series
Processor codenameDiffers	Broadwell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
SteppingDiffers	F0	D0
Thermal Design Power (TDP)	15 W	15 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurations	4x1, 2x4	4x1, 2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Processor boost frequencyKnown for one	3 GHz	Unknown — not stated by the source
Configurable TDP-downKnown for one	7.5 W	Unknown — not stated by the source
Configurable TDP-down frequencyKnown for one	0.6 GHz	Unknown — not stated by the source
Memoryidentical
Internal memory	8 GB	8 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR3L-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Maximum internal memory	16 GB	16 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	1 TB	500 GB
Storage media	HDD	HDD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive type	DVD Super Multi	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), SD, SDHC	SD, SDHC, SDXC
Graphics8 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® 920M	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 5500	Intel® HD Graphics 4400
Maximum on-board graphics card memoryDiffers	16 GB	2 GB
On-board graphics card base frequencyDiffers	300 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	950 MHz	1000 MHz
On-board graphics card DirectX versionDiffers	11.2	12
On-board graphics card IDDiffers	0x1616	0xA16
Graphics card Open GL support	Yes	Yes
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Discrete graphics memory typeKnown for one	GDDR3	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	SonicMaster Lite
Speakers manufacturerKnown for one	Unknown — not stated by the source	Altec Lansing
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Network2 differ
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	4G
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11g, 802.11b, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,1000,100 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	1	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Windows keys	Yes	Yes
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 8.1
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Optional operating system suppliedKnown for one	Windows 8.1 Pro	Unknown — not stated by the source
Processor special features11 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
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	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel HD Graphics	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	No	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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Built-in Visuals Technology	Yes	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® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel® Virtualization Technology (Intel® VT)	VT-x, VT-d	VT-x, VT-d
Processor ARK IDDiffers	85214	81018
Processor codeDiffers	SR23W	SR1EN
Processor package sizeDiffers	40 x 24 x 1.3 mm	40 x 24 x 1.5 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
UARTKnown for one	Unknown — not stated by the source	Yes
Conflict-Free processor	Yes	Yes
Graphics & IMC lithographyKnown for one	14 nm	Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	0.00	Unknown — not stated by the source
Intel® OS GuardKnown for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	Yes	Unknown — not stated by the source
Power1 differ
AC adapter power	65 W	65 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output currentDiffers	4.5 A	3.42 A
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint reader	Yes	Yes
Password protectionKnown for one	Unknown — not stated by the source	Yes
Password protection typeKnown for one	Unknown — not stated by the source	HDD, User, BIOS
Certificates1 differ
Compliance certificates	RoHS	RoHS
CertificationDiffers	UL, CE Marking Compliance, FCC Compliance, BSMI, CCC, GOST-R, CB, EPEAT, Energy star, IDA, CECP, WEEE, Erp 2013, RoHS	UL, TUV, CE Marking Compliance, FCC Compliance, BSMI, Australia C-TICK / NZ A-Tick Compliance, CCC, GOST-R, CB, EPEAT, Energy star, IDA, CECP, WEEE, Erp 2013, RoHS
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Weight & dimensionsidentical
Width	380 mm	380 mm
Depth	256 mm	256 mm
HeightKnown for one	Unknown — not stated by the source	28.2 mm
WeightKnown for one	2.41 kg	Unknown — not stated by the source
Height (front)Known for one	2.33 cm	Unknown — not stated by the source
Height (rear)Known for one	2.63 cm	Unknown — not stated by the source
Other featuresidentical
Intel segment tagging	Small Business	Small Business

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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