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Product comparison · 2 laptops

Acer Apire 5551-2631 vs HP ProBook 6555b Notebook PC

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  • 57specifications compared
  • 25differ
  • 32identical
  • 48known for one product only

Key differences

  • Processor model
    • P320
    • N620
  • Processor frequency
    • 2.1 GHz
    • 2.8 GHz
  • Processor cache
    • 1 MB
    • 2 MB
  • Memory clock speed
    • 1066 MHz
    • 1333 MHz
  • HDD interface
    • SATA
    • SATA II
  • HDD speed
    • 5400 RPM
    • 7200 RPM
  • Discrete graphics card model
    • AMD Radeon HD 4250
    • AMD Mobility Radeon HD 4250
  • Bluetooth
    • No
    • Yes

Side by side

Differences highlightedShow differences only
105 specifications
A

Acer

Apire 5551-2631View product
B

HP

ProBook 6555b Notebook PCView product
Designidentical
Product colourBlackBlack
Country of originKnown for oneChina
Displayidentical
Display diagonal39.6 cm (15.6")39.6 cm (15.6")
LED backlightKnown for oneYes
Display resolutionKnown for one1366 x 768 pixels
Native aspect ratioKnown for one16:9
Processor3 differ
Processor modelDiffersP320N620
Processor frequencyDiffers2.1 GHz2.8 GHz
Processor cacheDiffers1 MB2 MB
Processor cache typeL2L2
Processor front side busKnown for one1066 MHz
Memory1 differ
Internal memory2 GB2 GB
Memory clock speedDiffers1066 MHz1333 MHz
Memory slots2x SO-DIMM2x SO-DIMM
Maximum internal memory8 GB8 GB
Memory upgradeKnown for one8 GB
Internal memory typeKnown for oneDDR3-SDRAM
Memory layout (slots x size)Known for one1 x 2 GB
Storage2 differ
HDD interfaceDiffersSATASATA II
HDD speedDiffers5400 RPM7200 RPM
Optical drive typeDVD Super Multi DLDVD Super Multi DL
Card reader integratedYesYes
Maximum HDD capacityKnown for one500 GB
Total storage capacityKnown for one250 GB
Number of HDDs installedKnown for one1
Compatible memory cardsKnown for oneMemory Stick (MS), MMC, MMCmicro, MS PRO, SD
Graphics1 differ
Discrete graphics cardYesYes
Discrete graphics card modelDiffersAMD Radeon HD 4250AMD Mobility Radeon HD 4250
Graphics card familyAMDAMD
Maximum graphics card memoryKnown for one0.256 GB
Audioidentical
Audio systemKnown for oneHigh Definition Audio
Audio includedKnown for oneHP Premier Sound; Integrated stereo speakers; Integrated microphone; Touch-sensitive controls
Number of built-in speakersKnown for one2
Cameraidentical
Front cameraKnown for oneNo
Front camera resolution (numeric)Known for one1.3 MP
Optical driveidentical
LightScribeKnown for oneYes
Network2 differ
Wi-FiYesYes
Networking featuresKnown for oneIntegrated Marvell Gigabit Ethernet PCI Controller (10/100/1000 NIC)
Wireless technologyDiffersWi-FiBroadcom 802.11a/b/g/n; HP Integrated Module with Bluetooth 2.1+EDR Wireless Technology
BluetoothDiffersNoYes
Bluetooth versionKnown for one2.1+EDR
Networking typeKnown for oneGigabite Ethernet
Ethernet LANKnown for oneYes
Cabling technologyKnown for one10/100/1000BASE-T(X)
Ports & interfaces9 differ
USB 2.0 ports quantity33
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity00
eSATA ports quantityDiffers01
Ethernet LAN (RJ-45) ports11
HDMI ports quantityDiffers10
DisplayPorts quantityDiffers01
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) portsDiffers01
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorDiffersNoYes
ExpressCard slotDiffersNoYes
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotDiffersNoYes
Modem (RJ-11) portsDiffers01
TV-in portNoNo
TV-outNoNo
PS/2 ports quantity00
Parallel ports quantity00
Serial ports quantityDiffers01
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
Performanceidentical
Motherboard chipsetAMD M880GAMD M880G
Keyboardidentical
Keyboard layoutKnown for oneQWERTY
Keyboard typeKnown for oneFull-sized spill-resistent keyboard with drain and separate numeric keypad
Pointing deviceKnown for oneTouchpad
Software2 differ
Operating system installedDiffersWindows 7 Home BasicWindows 7 Professional
Trial softwareKnown for oneMicrosoft Office Professional 2007 McAfee Total Protection WinZip 14
Bundled softwareDiffersAcer eRecovery Management, Adobe Flash Player, Adobe Reader, eSobi, Google Setup, Google Toolbar, Norton Online Backup, McAfee Virus Definitions, Cyberlink PowerDVD, NTI Media Maker, Microsoft Silverlight, Windows Live Essentials, Acer Assist, Acer Identity Card, Acer Registration, Acer UpdaterHP 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
Compatible operating systemsKnown for oneWindows 7
Batteryidentical
Number of battery cellsKnown for one6
Poweridentical
DC-in jackYesYes
AC adapter powerKnown for one65 W
Securityidentical
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
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
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%
Weight & dimensions4 differ
WeightDiffers2.6 kg2.51 kg
WidthDiffers381 mm371.4 mm
DepthDiffers253 mm248 mm
Height (front)Differs2.5 cm3.48 cm
Dimensions (WxDxH)Known for one371.4 X 248 X 34.8 mm
Height (rear)Known for one3.4 cm
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)
Other features1 differ
Infrared data portNoNo
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
Internal modemDiffersNoYes
TV tuner integratedNoNo
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.
Supplied AC adapter typeACAC
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Power supply typeKnown for oneAC

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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