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Product comparison · 2 laptops

HP EliteBook WD921EA Intel® Core™ i7 i7-620M Laptop vs HP EliteBook WD929EA Intel® Core™ i7 i7-620M Laptop

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  • 154specifications compared
  • 8differ
  • 146identical
  • 11known for one product only

Key differences

  • Display resolution
    • 1600 x 900 pixels
    • 1920 x 1080 pixels
  • Internal memory
    • 4 GB
    • 8 GB
  • Maximum internal memory
    • 8 GB
    • 32 GB
  • Total storage capacity
    • 320 GB
    • 500 GB
  • HDD capacity
    • 320 GB
    • 500 GB
  • Pointing device
    • Touchpad
    • Touchpad + Scroll zone
  • Operating system architecture
    • 32-bit
    • 64-bit
  • Minimum storage drive space
    • 160 GB
    • 250 GB

Side by side

Differences highlightedShow differences only
165 specifications
A

HP

EliteBook WD921EA Intel® Core™ i7 i7-620M Laptop

Model WD921EA

View product
B

HP

EliteBook WD929EA Intel® Core™ i7 i7-620M Laptop

Model WD929EA

View product
Designidentical
Product typeLaptopLaptop
Product colourBlack, GraphiteBlack, Graphite
Form factorClamshellClamshell
Country of originChinaChina
Display1 differ
Display diagonal39.6 cm (15.6")39.6 cm (15.6")
Display resolutionDiffers1600 x 900 pixels1920 x 1080 pixels
LED backlightYesYes
Native aspect ratio16:916:9
Display surfaceMattMatt
TouchscreenKnown for oneNo
HD typeKnown for oneHD+
Processoridentical
Processor manufacturerIntelIntel
Processor familyIntel® Core™ i7Intel® Core™ i7
Processor generationIntel® Core™ i7Intel® Core™ i7
Processor modeli7-620Mi7-620M
Processor cores22
Processor threads44
Processor boost frequency3.33 GHz3.33 GHz
Processor frequency2.66 GHz2.66 GHz
System bus rate2.5 GT/s2.5 GT/s
Processor cache4 MB4 MB
Processor cache typeSmart CacheSmart Cache
Processor socketBGA 1288BGA 1288
Processor lithography32 nm32 nm
Processor operating modes64-bit64-bit
Processor seriesIntel Core i7-600 Mobile SeriesIntel Core i7-600 Mobile Series
Processor codenameArrandaleArrandale
Bus typeDMIDMI
FSB ParityNoNo
SteppingC2C2
Thermal Design Power (TDP)35 W35 W
Tjunction105 °C105 °C
Maximum number of PCI Express lanes1616
PCI Express configurations1x161x16
PCI Express slots version2.02.0
Number of Processing Die Transistors382 M382 M
Processing Die size81 mm²81 mm²
CPU multiplier (bus/core ratio)2020
ECC supported by processorNoNo
Memory2 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory clock speed1333 MHz1333 MHz
Maximum internal memoryDiffers8 GB32 GB
Memory slotsKnown for one2x SO-DIMM
Storage2 differ
Total storage capacityDiffers320 GB500 GB
Storage mediaHDDHDD
HDD capacityDiffers320 GB500 GB
HDD interfaceSATA IISATA II
HDD speed7200 RPM7200 RPM
Optical drive typeDVD Super Multi DLDVD Super Multi DL
Card reader integratedYesYes
Graphicsidentical
On-board graphics cardYesYes
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNVIDIA® Quadro® FX 880M
Graphics card familyIntel, NVIDIAIntel, NVIDIA
Discrete graphics memory typeKnown for oneGDDR3
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelIntel® HD GraphicsIntel® HD Graphics
On-board graphics card base frequency500 MHz500 MHz
On-board graphics card dynamic frequency (max)766 MHz766 MHz
Audioidentical
Audio systemHDHD
Built-in speaker(s)YesYes
Number of built-in speakersKnown for one2
Built-in microphoneYesYes
Optical driveidentical
LightScribeYesYes
Networkidentical
Wi-FiYesYes
Networking featuresGigabit Ethernet, WLANGigabit Ethernet, WLAN
Wireless technologyYesYes
Wi-Fi standards802.11a, 802.11b, 802.11g802.11a, 802.11b, 802.11g
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
BluetoothYesYes
Bluetooth version2.1+EDR2.1+EDR
Cabling technology10/100/1000Base-T(X)10/100/1000Base-T(X)
Ports & interfacesidentical
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
eSATA/USB 2.0 ports quantity00
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity00
eSATA ports quantity11
Ethernet LAN (RJ-45) ports11
HDMI ports quantity00
DisplayPorts quantity11
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) ports11
Thunderbolt ports quantity00
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorYesYes
ExpressCard slotYesYes
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotYesYes
Modem (RJ-11) ports11
TV-outNoNo
Performanceidentical
Motherboard chipsetIntel® QM57 ExpressIntel® QM57 Express
Keyboard1 differ
Pointing deviceDiffersTouchpadTouchpad + Scroll zone
Numeric keypadYesYes
Spill-resistant keyboardYesYes
Full-size keyboardKnown for oneYes
Keyboard layoutQWERTYQWERTY
Software1 differ
Operating system installedWindows 7 ProfessionalWindows 7 Professional
Operating system architectureDiffers32-bit64-bit
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)NoNo
CPU configuration (max)11
Embedded options availableYesYes
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithography45 nm45 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyYesYes
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyYesYes
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyYesYes
Intel Fast Memory AccessYesYes
Intel Flex Memory AccessYesYes
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyYesYes
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)YesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Anti-Theft Technology (Intel® AT)NoNo
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)YesYes
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® InTru™ 3D TechnologyNoNo
Intel® Insider™NoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Quick Sync Video TechnologyNoNo
Intel® Turbo Boost Technology1.01.0
Physical Address Extension (PAE)36 bit36 bit
Processor ARK ID4356043560
Processor codeSLBPESLBPE
Processor package sizerPGA 37.5x 37.5, BGA 34x28rPGA 37.5x 37.5, BGA 34x28
Supported instruction setsSSE4.1/4.2SSE4.1/4.2
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorNoNo
Batteryidentical
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Number of battery cells88
Battery capacityKnown for one68 Wh
Poweridentical
AC adapter powerKnown for one90 W
DC-in jackYesYes
Securityidentical
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Trusted Platform Module (TPM)YesYes
Password protection typeYesYes
Operational conditionsidentical
Operating temperature (T-T)5 - 35 °C5 - 35 °C
Operating relative humidity (H-H)10 - 90%10 - 90%
Storage relative humidity (H-H)5 - 95%5 - 95%
Sustainabilityidentical
Sustainability certificatesENERGY STARENERGY STAR
Weight & dimensionsidentical
Weight2.95 kg2.95 kg
Width373.5 mm373.5 mm
Depth251.5 mm251.5 mm
Height32.4 mm32.4 mm
Packaging contentidentical
AC adapter includedYesYes
Other features1 differ
Infrared data portNoNo
Minimum storage drive spaceDiffers160 GB250 GB
Internal modemYesYes
Modem speedKnown for one56 Kbit/s
Intel segment taggingEnterpriseEnterprise
Supplied AC adapter typeACAC

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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