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Product comparison · 2 laptops

HP Compaq Presario CQ71-330ED Notebook PC vs HP ProBook 6555b Notebook PC

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  • 50specifications compared
  • 19differ
  • 31identical
  • 98known for one product only

Key differences

  • Product colour
    • Black, Silver
    • Black
  • Display diagonal
    • 43.9 cm (17.3")
    • 39.6 cm (15.6")
  • Processor model
    • T6600
    • N620
  • Processor frequency
    • 2.2 GHz
    • 2.8 GHz
  • Internal memory
    • 4 GB
    • 2 GB
  • HDD interface
    • SATA
    • SATA II
  • HDD speed
    • 5400 RPM
    • 7200 RPM
  • Discrete graphics card model
    • NVIDIA® GeForce® G103M
    • AMD Mobility Radeon HD 4250

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Differences highlightedShow differences only
148 specifications
A

HP

Compaq Presario CQ71-330ED Notebook PCView product
B

HP

ProBook 6555b Notebook PCView product
Design1 differ
Product colourDiffersBlack, SilverBlack
Display1 differ
Display diagonalDiffers43.9 cm (17.3")39.6 cm (15.6")
Display resolutionKnown for one1600 x 900 pixels
HD typeKnown for oneHD+
Native aspect ratioKnown for one16:9
Processor2 differ
Processor manufacturerKnown for oneIntel
Processor familyKnown for oneIntel® Core™2 Duo
Processor modelDiffersT6600N620
Processor coresKnown for one2
Processor threadsKnown for one2
Processor frequencyDiffers2.2 GHz2.8 GHz
Processor front side busKnown for one800 MHz
Processor socketKnown for oneSocket 478
Processor lithographyKnown for one45 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Core 2 Duo T6000 Series
Processor codenameKnown for onePenryn
Bus typeKnown for oneFSB
FSB ParityKnown for oneNo
SteppingKnown for oneR0
Thermal Design Power (TDP)Known for one35 W
TjunctionKnown for one90 °C
Number of Processing Die TransistorsKnown for one410 M
Processing Die sizeKnown for one107 mm²
CPU multiplier (bus/core ratio)Known for one11
ECC supported by processorKnown for oneNo
Memory1 differ
Internal memoryDiffers4 GB2 GB
Internal memory typeKnown for oneDDR2-SDRAM
Memory layout (slots x size)Known for one2 x 2 GB
Memory clock speedKnown for one1333 MHz
Memory slotsKnown for one2x SO-DIMM
Memory upgradeKnown for one8 GB
Storage2 differ
Total storage capacityKnown for one500 GB
HDD interfaceDiffersSATASATA II
HDD speedDiffers5400 RPM7200 RPM
Compatible memory cardsKnown for oneMMC, MS PRO, SD, xD
Maximum HDD capacityKnown for one500 GB
Graphics2 differ
Discrete graphics card modelDiffersNVIDIA® GeForce® G103MAMD Mobility Radeon HD 4250
Discrete graphics card memoryKnown for one0.512 GB
Graphics card familyDiffersNVIDIAAMD
Maximum graphics card memoryKnown for one2.302 GB
Audioidentical
Number of built-in speakersKnown for one2
Audio systemKnown for oneHigh Definition Audio
Audio includedKnown for oneHP Premier Sound; Integrated stereo speakers; Integrated microphone; Touch-sensitive controls
Network1 differ
Networking featuresDiffersEthernet, Fast EthernetIntegrated Marvell Gigabit Ethernet PCI Controller (10/100/1000 NIC)
Wireless technologyKnown for oneBroadcom 802.11a/b/g/n; HP Integrated Module with Bluetooth 2.1+EDR Wireless Technology
Bluetooth versionKnown for one2.1+EDR
Ports & interfaces3 differ
HDMI ports quantityDiffers10
Docking connectorDiffersNoYes
ExpressCard slotDiffersNoYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
DisplayPorts quantityKnown for one1
Firewire (IEEE 1394) portsKnown for one1
Modem (RJ-11) portsKnown for one1
PS/2 ports quantityKnown for one0
Parallel ports quantityKnown for one0
Serial ports quantityKnown for one1
I/O portsKnown for one3 USB 2.0; 1 eSATA/USB 2.0 Combo; 1 external VGA monitor; 1 DisplayPort; 1 1394a; 1 serial; 1 stereo microphone in; 1 stereo headphone/line-out; 1 AC power; 1 RJ-11 (select models); 1 RJ-45; 1 docking connector; 1 secondary battery connector
Keyboardidentical
Pointing deviceKnown for oneTouchpad
Keyboard typeKnown for oneFull-sized spill-resistent keyboard with drain and separate numeric keypad
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Trial softwareKnown for oneMicrosoft Office Professional 2007 McAfee Total Protection WinZip 14
Bundled softwareKnown for oneHP ProtectTools Security Manager HP ProtectTools f Central Management HP Quick Launch Buttons Software HP QuickLook 3 HP QuickWeb HP Power Assistant HP Connection Manager 3.1 HP Wireless Assistant HP DayStarter
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for oneNo
Embedded options availableKnown for oneNo
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Intel 64Known for oneYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel Enhanced Halt StateKnown for oneNo
Intel FDI TechnologyKnown for oneNo
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel Rapid Storage TechnologyKnown for oneNo
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneNo
Intel Virtualization Technology (VT-x)Known for oneNo
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneNo
Intel® AES New Instructions (Intel® AES-NI)Known for oneNo
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneNo
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® Turbo Boost TechnologyKnown for oneNo
Processor ARK IDKnown for one37255
Processor codeKnown for oneSLGF5
Processor package sizeKnown for one35 x 35 mm
Thermal Monitoring TechnologiesKnown for oneNo
Conflict-Free processorKnown for oneNo
Securityidentical
Security management descriptionKnown for oneHP ProtectTools Security Manager; Enhanced Pre-Boot Security; HP SpareKey; One-Step Logon; Setup Password; TPM 1.2 Embedded Security Chip; TPM Enhanced DriveLock; HP Disk Sanitizer; Lock slot; Support for Computrace LoJack Pro for HP ProtectTools
Weight & dimensions4 differ
WeightDiffers3.05 kg2.51 kg
WidthDiffers412 mm371.4 mm
DepthDiffers277 mm248 mm
Height (front)Differs3.61 cm3.48 cm
Height (rear)Known for one4.49 cm
Dimensions (WxDxH)Known for one371.4 X 248 X 34.8 mm
Other features1 differ
Internal modemDiffersNoYes
Battery typeKnown for one6-cell (55 WHr) Li-Ion
Minimum storage drive spaceKnown for one250 GB
Power requirementsKnown for one90W HP AC Adapter; HP Fast Charge
Intel segment taggingKnown for oneEnterprise
Manageability featuresKnown for oneHP 3D DriveGuard
Expansion slotsKnown for one1 Express Card/54; 1 Media Card Reader An optional Integrated Smart Card Reader is available and replaces the ExpressCard/54 (or ExpressCard/34) slot.
Cameraidentical
Front cameraKnown for oneNo
Optical driveidentical
LightScribeKnown for oneYes
Performanceidentical
Motherboard chipsetKnown for oneAMD M880G
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 one250 GB 7200 rpm SATA II
Storage drive controllerKnown for oneSED SATA II (7200 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.

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