All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 laptops

ASUS G51JX-SZ187V, ES vs HP 620 Notebook PC

Add a product
  • 102specifications compared
  • 47differ
  • 55identical
  • 60known for one product only

Key differences

  • Display resolution
    • 1920 x 1080 pixels
    • 1366 x 768 pixels
  • Processor family
    • Intel® Core™ i7
    • Intel® Pentium® Dual-Core
  • Processor model
    • i7-720QM
    • T4400
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 2
  • Processor frequency
    • 1.6 GHz
    • 2.2 GHz
  • Processor cache
    • 6 MB
    • 1 MB
  • Processor cache type
    • Smart Cache
    • L2

Side by side

Differences highlightedShow differences only
162 specifications
A

ASUS

G51JX-SZ187V, ESView product
B

HP

620 Notebook PCView product
Display1 differ
Display resolutionDiffers1920 x 1080 pixels1366 x 768 pixels
Processor17 differ
Processor familyDiffersIntel® Core™ i7Intel® Pentium® Dual-Core
Processor generationKnown for oneIntel® Core™ i7
Processor modelDiffersi7-720QMT4400
Processor coresDiffers42
Processor threadsDiffers82
Processor boost frequencyKnown for one2.8 GHz
Processor frequencyDiffers1.6 GHz2.2 GHz
System bus rateKnown for one2.5 GT/s
Processor cacheDiffers6 MB1 MB
Processor cache typeDiffersSmart CacheL2
Processor socketDiffersSocket 988Socket 478
Processor seriesDiffersIntel Core i7-700 Mobile SeriesIntel Pentium T4000 Series for Mobile
Processor codenameDiffersClarksfieldPenryn
Bus typeDiffersDMIFSB
SteppingDiffersB1R0
Thermal Design Power (TDP)Differs45 W35 W
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8
PCI Express slots versionKnown for one2.0
Number of Processing Die TransistorsDiffers774 M410 M
Processing Die sizeDiffers296 mm²107 mm²
CPU multiplier (bus/core ratio)Differs1211
Processor front side busKnown for one800 MHz
Memory2 differ
Internal memoryDiffers8 GB2 GB
Internal memory typeKnown for oneDDR3-SDRAM
Memory clock speedDiffers1066 MHz1333 MHz
Memory slotsKnown for one2x SO-DIMM
Memory upgradeKnown for one8 GB
Storage2 differ
Total storage capacityDiffers640 GB160 GB
Optical drive typeKnown for oneDVD Super Multi
Compatible memory cardsDiffersMMC, MS Pro, SD, xDMMC, SD
Maximum HDD capacityKnown for one500 GB
Graphics1 differ
On-board graphics cardKnown for oneNo
Discrete graphics card modelDiffersNVIDIA® GeForce® GTS 360MIntel® GMA 4500MHD
Graphics card familyKnown for onenVidia
On-board graphics card modelKnown for oneNot available
Audioidentical
Speakers manufacturerKnown for oneAltec Lansing
Audio systemKnown for oneHigh Definition Audio
Number of built-in speakersKnown for one2
Audio includedKnown for oneHigh Definition Audio, integrated mono speaker, stereo headphone/line out, stereo microphone in, integrated microphone
Network3 differ
Networking featuresDiffersWLAN, Gigabit EthernetEthernet, Fast Ethernet
Wireless technologyDiffersIEEE 802.11a/b/g/nIEEE 802.11b/g/n
BluetoothDiffersNoYes
Cabling technologyKnown for one10/100/1000Base-T(X)
Bluetooth versionKnown for one2.1+EDR
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers43
eSATA ports quantityKnown for one1
Firewire (IEEE 1394) portsDiffers10
S/PDIF out portDiffersYesNo
SmartCard slotDiffersNoYes
Modem (RJ-11) portsDiffers01
I/O portsKnown for one3 USB 2.0; 1 VGA-in; 1 HDMI; 1 stereo microphone in; 1 stereo headphone/line-out; 1 AC power; 1 RJ-11; 1 RJ-45
Performance1 differ
Motherboard chipsetDiffersIntel® HM55 ExpressIntel® GM45 Express
Softwareidentical
Trial softwareKnown for oneTrend Micro Internet Security 2009
Bundled softwareKnown for oneASUS DVD 6-in-1 Adobe Acrobat Reader 9.0 ASUS
Compatible operating systemsKnown for oneGenuine Windows 7 Home Premium 64; Genuine Windows 7 Professional 64
Processor special features10 differ
CPU configuration (max)Known for one1
Intel Trusted Execution TechnologyDiffersYesNo
Intel VT-x with Extended Page Tables (EPT)DiffersYesNo
Intel Virtualization Technology (VT-x)DiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffers1.0No
Physical Address Extension (PAE)Known for oneYes
Processor ARK IDDiffers4312240739
Processor codeDiffersSLBLYSLGJL
Processor package sizeDiffers37.5 x 37.5 mm35 x 35 mm
Supported instruction setsKnown for oneSSE4.2
Thermal Monitoring TechnologiesDiffersYesNo
Poweridentical
AC adapter powerKnown for one120 W
AC adapter input voltageKnown for one100 - 240 V
AC adapter output currentKnown for one4.74 A
AC adapter output voltageKnown for one19 V
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Password protection typeKnown for oneBIOS
HDD user passwordKnown for oneYes
Security management descriptionKnown for oneStandard: HP Spare Key, HP Disk Sanitizer, Setup Password, DriveLock, Kensington Lock Slot, Support for Computrace / LoJack for Laptops (must be purchased separately), McAfee Security Solution 60-day trial
Weight & dimensions4 differ
WeightDiffers3.3 kg2.49 kg
WidthDiffers375 mm371.8 mm
DepthDiffers265 mm249.6 mm
Height (front)Differs3.43 cm2.75 cm
Height (rear)Known for one4.06 cm
Dimensions (WxDxH)Known for one371.8 x 249.6 x 27.5 mm
Weight (imperial)Known for oneStarting at 5.2 lb
Packaging contentidentical
AC adapter includedKnown for oneYes
Other features1 differ
Internal modemDiffersNoYes
Battery typeKnown for one6-cell (47 WHr) Lithium-Ion Battery
Minimum storage drive spaceKnown for one160 GB
Power requirementsKnown for oneExternal 65W AC Adapter, HP Fast Charge
Modem speedKnown for one56 Kbit/s
Modem typeKnown for oneV.92
Docking solutionKnown for oneHP USB 2.0 Docking Station, HP Basic Adjustable Stand
Expansion slotsKnown for one1 Express Card/34; 1 secure digital/MultiMedia card
Designidentical
Country of originKnown for oneChina
Optical driveidentical
LightScribeKnown for oneYes
Keyboardidentical
Pointing deviceKnown for oneTouchpad
Keyboard typeKnown for oneFull-sized spill-resistant keyboard
Batteryidentical
Number of battery cellsKnown for one6
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Operating relative humidity (H-H)Known for one10 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Hard driveidentical
Storage drive typeKnown for one160 GB 7200 rpm SATA II
Storage drive controllerKnown for oneSATA II (5400 rpm) SATA II (7200 rpm)

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