Product comparison · 2 laptops

HP 620 + AU155AA vs HP EliteBook LQ168ET laptop Intel® Core™ i5 i5-2520M

97specifications compared
48differ
49identical
51known for one product only

Key differences

Display diagonal
- 620 + AU155AA:39.6 cm (15.6")
- EliteBook LQ168ET laptop Intel® Core™ i5 i5-2520M:35.6 cm (14")
Processor family
- 620 + AU155AA:Intel® Core™2 Duo
- EliteBook LQ168ET laptop Intel® Core™ i5 i5-2520M:Intel® Core™ i5
Processor model
- 620 + AU155AA:T6670
- EliteBook LQ168ET laptop Intel® Core™ i5 i5-2520M:i5-2520M
Processor threads
- 620 + AU155AA:2
- EliteBook LQ168ET laptop Intel® Core™ i5 i5-2520M:4
Processor frequency
- 620 + AU155AA:2.2 GHz
- EliteBook LQ168ET laptop Intel® Core™ i5 i5-2520M:2.5 GHz
Processor cache
- 620 + AU155AA:2 MB
- EliteBook LQ168ET laptop Intel® Core™ i5 i5-2520M:3 MB
Processor cache type
- 620 + AU155AA:L2
- EliteBook LQ168ET laptop Intel® Core™ i5 i5-2520M:Smart Cache
Processor socket
- 620 + AU155AA:Socket 478
- EliteBook LQ168ET laptop Intel® Core™ i5 i5-2520M:Socket 988

Side by side

Differences highlightedShow differences only

Comparison of 620 + AU155AA, LQ168ET
148 specifications	A HP 620 + AU155AA View product	B HP EliteBook LQ168ET laptop Intel® Core™ i5 i5-2520M Model LQ168ET View product
Designidentical
Country of origin	China	China
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Native aspect ratio	16:9	16:9
LED backlightKnown for one	Yes	Unknown — not stated by the source
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	2nd gen Intel® Core™ i5
Processor modelDiffers	T6670	i5-2520M
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.2 GHz
Processor frequencyDiffers	2.2 GHz	2.5 GHz
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Processor cacheDiffers	2 MB	3 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketDiffers	Socket 478	Socket 988
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T6000 Series	Intel Core i5-2500 Mobile Series
Processor codenameDiffers	Penryn	Sandy Bridge
Bus typeDiffers	FSB	DMI
FSB Parity	No	No
SteppingKnown for one	Unknown — not stated by the source	J1
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8, 1x8+2x4
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
CPU multiplier (bus/core ratio)Differs	11	25
ECC supported by processor	No	No
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	410 M	Unknown — not stated by the source
Processing Die sizeKnown for one	107 mm²	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	3 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	4 GB	16 GB
Storage2 differ
Total storage capacity	320 GB	320 GB
HDD interfaceDiffers	SATA	SATA II
HDD speedDiffers	5400 RPM	7200 RPM
Optical drive type	DVD Super Multi DL	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD	MMC, SD
Graphics2 differ
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA 4500MHD	AMD Radeon HD 6470M
Graphics card familyDiffers	Intel	AMD
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics 3000
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	650 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1300 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x116
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Bluetooth	Yes	Yes
Bluetooth version	2.1+EDR	2.1+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Networking featuresKnown for one	Ethernet, Fast Ethernet	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	3	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	2
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	0
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	1
Thunderbolt ports quantityKnown for one	Unknown — not stated by the source	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	Yes	Yes
TV-out	No	No
Performance1 differ
Motherboard chipsetDiffers	Intel® GM45 Express	Intel® QM67 Express
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Trial softwareKnown for one	Unknown — not stated by the source	Symantec Norton Internet Security 2011 (60)
Processor special features20 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	32 nm
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	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)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	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® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	42109	52229
Processor codeKnown for one	Unknown — not stated by the source	SR048
Processor package sizeDiffers	35 x 35 mm	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX
Thermal Monitoring TechnologiesDiffers	No	Yes
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	6	6
Battery capacityKnown for one	Unknown — not stated by the source	55 Wh
Battery life (max)Known for one	5.3 h	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	90 W
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	2.36 kg	2.07 kg
WidthDiffers	371.8 mm	338 mm
DepthDiffers	249.6 mm	231.3 mm
HeightKnown for one	Unknown — not stated by the source	31.8 mm
Height (front)Known for one	2.75 cm	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Minimum storage drive spaceKnown for one	Unknown — not stated by the source	128 GB
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise
Supplied AC adapter type	AC	AC
Modem typeKnown for one	No	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	High Definition Audio	Unknown — not stated by the source
Number of built-in speakersKnown for one	1	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Yes	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.

More laptop comparisons

All laptop comparisons