Product comparison · 2 laptops

HP 620 Intel® Pentium® Dual-Core T4400 vs HP EliteBook 8740w + AJ359AA

108specifications compared
56differ
52identical
34known for one product only

Key differences

Product colour
- 620 Intel® Pentium® Dual-Core T4400:Silver
- EliteBook 8740w + AJ359AA:Black
Display diagonal
- 620 Intel® Pentium® Dual-Core T4400:39.6 cm (15.6")
- EliteBook 8740w + AJ359AA:43.2 cm (17")
Display resolution
- 620 Intel® Pentium® Dual-Core T4400:1366 x 768 pixels
- EliteBook 8740w + AJ359AA:1920 x 1200 pixels
Native aspect ratio
- 620 Intel® Pentium® Dual-Core T4400:16:9
- EliteBook 8740w + AJ359AA:16:10
Processor family
- 620 Intel® Pentium® Dual-Core T4400:Intel® Pentium® Dual-Core
- EliteBook 8740w + AJ359AA:Intel® Core™ i7
Processor model
- 620 Intel® Pentium® Dual-Core T4400:T4400
- EliteBook 8740w + AJ359AA:i7-620M
Processor threads
- 620 Intel® Pentium® Dual-Core T4400:2
- EliteBook 8740w + AJ359AA:4
Processor frequency
- 620 Intel® Pentium® Dual-Core T4400:2.2 GHz
- EliteBook 8740w + AJ359AA:2.66 GHz

Side by side

Differences highlightedShow differences only

Comparison of 620, EliteBook 8740w + AJ359AA
142 specifications	A HP 620 Intel® Pentium® Dual-Core T4400 Model 620 View product	B HP EliteBook 8740w + AJ359AA View product
Design1 differ
Product colourDiffers	Silver	Black
Country of origin	China	China
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	43.2 cm (17")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1200 pixels
LED backlight	Yes	Yes
Native aspect ratioDiffers	16:9	16:10
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® Dual-Core	Intel® Core™ i7
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i7
Processor modelDiffers	T4400	i7-620M
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.33 GHz
Processor frequencyDiffers	2.2 GHz	2.66 GHz
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Processor cacheDiffers	1 MB	4 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketDiffers	Socket 478	BGA 1288
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium T4000 Series for Mobile	Intel Core i7-600 Mobile Series
Processor codenameDiffers	Penryn	Arrandale
Bus typeDiffers	FSB	DMI
FSB Parity	No	No
SteppingDiffers	R0	C2
Thermal Design Power (TDP)	35 W	35 W
Tjunction	105 °C	105 °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
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Number of Processing Die TransistorsDiffers	410 M	382 M
Processing Die sizeDiffers	107 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	11	20
ECC supported by processor	No	No
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	2 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1333 MHz
Maximum internal memoryDiffers	4 GB	16 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	320 GB	500 GB
HDD interfaceDiffers	SATA	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 cardsKnown for one	MMC, SD	Unknown — not stated by the source
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	NVIDIA® Quadro® FX 2800M
Graphics card familyDiffers	Intel	NVIDIA
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
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	500 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	766 MHz
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	1.024 GB
Audio1 differ
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakersDiffers	1	2
Optical driveidentical
LightScribe	Yes	Yes
Network1 differ
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	3G
Wi-Fi	Yes	Yes
Networking featuresDiffers	Ethernet, Fast Ethernet	Gigabit Ethernet
Bluetooth	Yes	Yes
Bluetooth version	2.1+EDR	2.1+EDR
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	3	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	2
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Ethernet LAN (RJ-45) ports	1	1
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
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	Yes	Yes
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
TV-in port	No	No
TV-out	No	No
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® GM45 Express	Intel® QM57 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Processor special features19 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	No	Yes
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
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)Differs	No	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)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	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® Turbo Boost TechnologyDiffers	No	1.0
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Processor ARK IDDiffers	40739	43560
Processor codeDiffers	SLGJL	SLBPE
Processor package sizeDiffers	35 x 35 mm	rPGA 37.5x 37.5, BGA 34x28
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.1/4.2
Thermal Monitoring TechnologiesDiffers	No	Yes
Conflict-Free processor	No	No
Battery1 differ
Number of battery cellsDiffers	6	8
Battery life (max)Known for one	Unknown — not stated by the source	3.5 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Weight & dimensions4 differ
WeightDiffers	2.49 kg	3.57 kg
WidthDiffers	371.8 mm	397.5 mm
DepthDiffers	249.6 mm	285.5 mm
Height (front)Differs	2.75 cm	3.65 cm
Other features1 differ
Infrared data port	No	No
Internal modemDiffers	No	Yes
TV tuner integrated	No	No
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Modem typeKnown for one	Unknown — not stated by the source	V.92
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise
Supplied AC adapter type	AC	AC
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	10 - 90%	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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