Product comparison · 2 laptops

HP EliteBook LG742ET laptop Intel® Core™ i5 i5-2540M vs HP EliteBook LG745ET laptop Intel® Core™ i7 i7-2620M

139specifications compared
16differ
123identical
2known for one product only

Key differences

Processor family
- EliteBook LG742ET laptop Intel® Core™ i5 i5-2540M:Intel® Core™ i5
- EliteBook LG745ET laptop Intel® Core™ i7 i7-2620M:Intel® Core™ i7
Processor generation
- EliteBook LG742ET laptop Intel® Core™ i5 i5-2540M:2nd gen Intel® Core™ i5
- EliteBook LG745ET laptop Intel® Core™ i7 i7-2620M:2nd gen Intel® Core™ i7
Processor model
- EliteBook LG742ET laptop Intel® Core™ i5 i5-2540M:i5-2540M
- EliteBook LG745ET laptop Intel® Core™ i7 i7-2620M:i7-2620M
Processor boost frequency
- EliteBook LG742ET laptop Intel® Core™ i5 i5-2540M:3.3 GHz
- EliteBook LG745ET laptop Intel® Core™ i7 i7-2620M:3.4 GHz
Processor frequency
- EliteBook LG742ET laptop Intel® Core™ i5 i5-2540M:2.6 GHz
- EliteBook LG745ET laptop Intel® Core™ i7 i7-2620M:2.7 GHz
Processor cache
- EliteBook LG742ET laptop Intel® Core™ i5 i5-2540M:3 MB
- EliteBook LG745ET laptop Intel® Core™ i7 i7-2620M:4 MB
Tjunction
- EliteBook LG742ET laptop Intel® Core™ i5 i5-2540M:100 C
- EliteBook LG745ET laptop Intel® Core™ i7 i7-2620M:100 °C
CPU multiplier (bus/core ratio)
- EliteBook LG742ET laptop Intel® Core™ i5 i5-2540M:26
- EliteBook LG745ET laptop Intel® Core™ i7 i7-2620M:27

Side by side

Differences highlightedShow differences only

Comparison of LG742ET, LG745ET
141 specifications	A HP EliteBook LG742ET laptop Intel® Core™ i5 i5-2540M Model LG742ET View product	B HP EliteBook LG745ET laptop Intel® Core™ i7 i7-2620M Model LG745ET View product
Designidentical
Country of origin	China	China
Displayidentical
Display diagonal	35.6 cm (14")	35.6 cm (14")
LED backlight	Yes	Yes
Processor9 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	2nd gen Intel® Core™ i5	2nd gen Intel® Core™ i7
Processor modelDiffers	i5-2540M	i7-2620M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3.3 GHz	3.4 GHz
Processor frequencyDiffers	2.6 GHz	2.7 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1023	BGA 1023
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-2500 Mobile Series	Intel Core i7-2600 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	J1	J1
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	100 C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	26	27
ECC supported by processor	No	No
Memoryidentical
Internal memory	4 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 memory	16 GB	16 GB
Storageidentical
Total storage capacity	320 GB	320 GB
HDD interface	SATA II	SATA II
HDD speed	7200 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
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	AMD Radeon HD 6470M
Graphics card familyDiffers	Intel	AMD
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR3
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 3000	Intel® HD Graphics 3000
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)	1300 MHz	1300 MHz
On-board graphics card ID	0x116	0x116
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	SRS Premium Sound
Networkidentical
Mobile network connection	Yes	Yes
Mobile network generation	3G	3G
Wi-Fi	Yes	Yes
Networking type	Gigabit Ethernet	Gigabit Ethernet
Wi-Fi standards	802.11a, 802.11b, 802.11g	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Bluetooth	Yes	Yes
Bluetooth version	2.1+EDR	2.1+EDR
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
Ports & interfacesidentical
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
eSATA/USB 2.0 ports quantity	1	1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
Thunderbolt ports quantity	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	Yes	Yes
Modem (RJ-11) ports	1	1
TV-out	No	No
Performanceidentical
Motherboard chipset	Intel® QM67 Express	Intel® QM67 Express
Keyboardidentical
Pointing device	Touchpad + Pointing Stick	Touchpad + Pointing Stick
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Trial software	Norton Internet Security 2011	Norton Internet Security 2011
Processor special features3 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
Graphics & IMC lithography	32 nm	32 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	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 Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	Yes	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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
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™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	50072	52231
Processor codeDiffers	SR046	SR041
Processor package size	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	6	6
Power1 differ
AC adapter powerDiffers	65 W	90 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Trusted Platform Module (TPM)	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)	5 - 35 °C	5 - 35 °C
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Weight & dimensionsidentical
Weight	2.07 kg	2.07 kg
Width	338 mm	338 mm
Depth	231.3 mm	231.3 mm
Height	31.8 mm	31.8 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Intel segment tagging	Enterprise	Enterprise
Supplied AC adapter type	AC	AC

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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