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Product comparison · 2 laptops

HP 2x 620 vs HP EliteBook SJ755UP#ABA Intel® Core™ i7 i7-640LM

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  • 73specifications compared
  • 37differ
  • 36identical
  • 92known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 30.7 cm (12.1")
  • Display resolution
    • 1366 x 768 pixels
    • 1280 x 800 pixels
  • Native aspect ratio
    • 16:9
    • 16:10
  • Processor family
    • Intel® Pentium® Dual-Core
    • Intel® Core™ i7
  • Processor model
    • T4500
    • i7-640LM
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 2.3 GHz
    • 2.13 GHz
  • Processor cache
    • 1 MB
    • 4 MB

Side by side

Differences highlightedShow differences only
165 specifications
A

HP

2x 620View product
B

HP

EliteBook SJ755UP#ABA Intel® Core™ i7 i7-640LM

Model SJ755UP#ABA

View product
Designidentical
Product colourKnown for oneBlack
Form factorKnown for oneClamshell
Country of originChinaChina
Display3 differ
Display diagonalDiffers39.6 cm (15.6")30.7 cm (12.1")
Display resolutionDiffers1366 x 768 pixels1280 x 800 pixels
LED backlightYesYes
Native aspect ratioDiffers16:916:10
Processor10 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Pentium® Dual-CoreIntel® Core™ i7
Processor generationKnown for oneIntel® Core™ i7
Processor modelDiffersT4500i7-640LM
Processor cores22
Processor threadsDiffers24
Processor boost frequencyKnown for one2.93 GHz
Processor frequencyDiffers2.3 GHz2.13 GHz
System bus rateKnown for one2.5 GT/s
Processor cacheDiffers1 MB4 MB
Processor cache typeSmart CacheSmart Cache
Processor socketKnown for oneBGA 1288
Processor lithographyDiffers45 nm32 nm
Processor operating modes64-bit64-bit
Processor seriesKnown for oneIntel Core i7-600 Mobile Series
Processor codenameDiffersPenrynArrandale
Bus typeKnown for oneDMI
FSB ParityKnown for oneNo
SteppingKnown for oneC2
Thermal Design Power (TDP)Differs35 W25 W
TjunctionKnown for one105 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16
PCI Express slots versionKnown for one2.0
Number of Processing Die TransistorsDiffers410 M382 M
Processing Die sizeDiffers107 mm²81 mm²
CPU multiplier (bus/core ratio)Known for one16
ECC supported by processorKnown for oneNo
Processor front side busKnown for one800 MHz
Memory2 differ
Internal memoryDiffers2 GB4 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory clock speed1333 MHz1333 MHz
Memory slots2x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers4 GB8 GB
Storage2 differ
Total storage capacityDiffers320 GB160 GB
Storage mediaKnown for oneHDD
HDD capacityKnown for one160 GB
Optical drive typeDiffersDVD Super Multi DLDVD-ROM
Card reader integratedYesYes
HDD interfaceKnown for oneSATA II
HDD speedKnown for one5400 RPM
Compatible memory cardsKnown for oneMMC, SD
Graphics2 differ
On-board graphics cardKnown for oneYes
Discrete graphics cardDiffersYesNo
Discrete graphics card modelDiffersIntel® GMA 4500MHDNot available
Graphics card familyIntelIntel
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics
On-board graphics card base frequencyKnown for one266 MHz
On-board graphics card dynamic frequency (max)Known for one566 MHz
Audio2 differ
Audio systemDiffersHigh Definition AudioHP Premier Sound
Number of built-in speakersDiffers12
Built-in microphoneKnown for oneYes
Optical drive1 differ
LightScribeDiffersYesNo
Network2 differ
Wi-FiYesYes
Networking featuresDiffersEthernet, Fast EthernetGigabit Ethernet
Wi-Fi standardsKnown for oneNot supported
Ethernet LANYesYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
BluetoothDiffersYesNo
Cabling technologyKnown for one10/100/1000Base-T(X)
Bluetooth versionKnown for one2.1+EDR
Ports & interfaces2 differ
USB 2.0 ports quantity33
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
eSATA/USB 2.0 ports quantityKnown for one0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
eSATA ports quantityKnown for one0
Ethernet LAN (RJ-45) ports11
HDMI ports quantityDiffers10
DisplayPorts quantityKnown for one1
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) portsKnown for one1
Thunderbolt ports quantityKnown for one0
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorNoNo
ExpressCard slotYesYes
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotDiffersYesNo
Modem (RJ-11) portsKnown for one1
TV-outNoNo
Performance1 differ
Motherboard chipsetDiffersIntel® GL40 ExpressIntel® QM57 Express
Keyboard1 differ
Pointing deviceDiffersTouchpadTouchpad + Scroll zone
Numeric keypadKnown for oneNo
Spill-resistant keyboardKnown for oneYes
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Operating system architectureKnown for one64-bit
Processor special features5 differ
Intel® Wireless Display (Intel® WiDi)Known for oneNo
CPU configuration (max)Known for one1
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyKnown for one45 nm
Idle StatesKnown for oneYes
Intel 64YesYes
Intel Clear Video TechnologyKnown for oneYes
Intel Demand Based SwitchingKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneYes
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneYes
Intel Flex Memory AccessKnown for oneYes
Intel Rapid Storage TechnologyKnown for oneNo
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)Known for oneYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneYes
Intel® AES New Instructions (Intel® AES-NI)Known for oneYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYes
Intel® InTru™ 3D TechnologyKnown for oneNo
Intel® Insider™Known for oneNo
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Quick Sync Video TechnologyKnown for oneNo
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo1.0
Physical Address Extension (PAE)Known for oneYes
Processor ARK IDDiffers4292543563
Processor codeDiffersSLGZCSLBMK
Processor package sizeKnown for oneBGA 34 x 28
Supported instruction setsKnown for oneSSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorKnown for oneNo
Batteryidentical
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Number of battery cellsKnown for one6
Battery life (max)Known for one5.3 h
Poweridentical
AC adapter frequencyKnown for one50 - 60 Hz
DC-in jackYesYes
Securityidentical
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Trusted Platform Module (TPM)Known for oneYes
Password protection typeKnown for oneBIOS
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Operating relative humidity (H-H)10 - 90%10 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneWEEE, IT Eco
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers2.36 kg1.53 kg
WidthDiffers371.8 mm282.2 mm
DepthDiffers249.6 mm213.4 mm
HeightKnown for one28 mm
Height (front)Known for one2.75 cm
Packaging contentidentical
AC adapter includedKnown for oneYes
Other featuresidentical
Infrared data portNoNo
Indication lightKnown for oneYes
Number of products includedKnown for one1 pc(s)
Power supply typeKnown for oneAC/DC
Internal modemKnown for oneYes
Intel segment taggingKnown for oneEnterprise
Supplied AC adapter typeACAC
Modem typeKnown for oneNo

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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