HP ProBook ProBook 6550b (WL555AV) specs.
Laptops Specs >> HP >> HP ProBook ProBook 6550b (WL555AV)| Specifications | | | Reviews | | | Useful keys |
| Screenshot |
Processor HP ProBook ProBook 6550b (WL555AV)
Processor speed:
2.4 GHz
Processor family:
Intel Core i5-xxx
Processor:
i5-520M
Processor boost frequency:
2.93 GHz
Processor core:
2
Processor threads:
4
System bus data transfer rate:
2.5 GT/s
Processor cache:
3 MB
Processor socket:
BGA956
Processor cache type:
Smart Cache
Chipset:
Intel QM57 Express
PCI Express configurations:
1x16
PCI Express slots version:
2.0
Processor series:
Intel Core i5-500 Mobile series
Thermal Design Power (TDP):
35 W
FSB Parity:
No
Maximum number of PCI Express lanes:
16
Processing die size:
81 mm²
CPU multiplier (bus/core ratio):
18
Tjunction:
105°C
Number of Processing Die Transistors:
382 M
Processor lithography:
32 nm
Stepping:
C2
Processor operating modes:
64-bit
Bus type:
DMI
Processor codename:
Arrandale
Conflict Free processor:
No
ECC supported by processor:
No
Memory HP ProBook ProBook 6550b (WL555AV)
Internal memory:
4 GB
Internal memory type:
DDR3-SDRAM
Memory clock speed:
1333 MHz
Memory layout:
2 x 2 GB
Memory slots:
2x SO-DIMM
Maximum internal memory:
8 GB
Storage HP ProBook ProBook 6550b (WL555AV)
Total storage capacity:
320 GB
Number of hard drives installed:
1
Hard drive capacity:
320 GB
Host interface:
Serial ATA II
Hard disk rotational speed:
7200 RPM
Card reader integrated:
Yes
Display HP ProBook ProBook 6550b (WL555AV)
Screen Size:
15.6"
Screen Resolution:
1366 x 768 pixels
LED backlight:
Yes
Graphics HP ProBook ProBook 6550b (WL555AV)
On-board graphics adapter:
Yes
Discrete graphics adapter:
Yes
On-board graphics adapter family:
Intel HD Graphics
On-board graphics adapter model:
Intel HD Graphics
Number of displays supported (on-board graphics):
2
On-board graphics adapter base frequency:
500 MHz
On-board graphics adapter dynamic frequency (max):
766 MHz
Discrete graphics adapter model:
UMA
Optical Drive HP ProBook ProBook 6550b (WL555AV)
Optical drive type:
DVD Super Multi
LightScribe:
Yes
Audio HP ProBook ProBook 6550b (WL555AV)
Audio system:
HD
Number of built-in speakers:
2
Networking HP ProBook ProBook 6550b (WL555AV)
Bluetooth:
Bluetooth is used to exchange data between nearby mobile devices.
Bluetooth is used to exchange data between nearby mobile devices.Yes
3G:Third generation cellular network
Third generation cellular networkNo
Networking features:
Gigabit Ethernet
Wi-Fi:Wireless lan technology
Wireless lan technologyYes
Ethernet LAN connection:
Yes
Data network:
Yes
Cabling technology:
10/100/1000Base-T(X)
Ports & interfaces HP ProBook ProBook 6550b (WL555AV)
USB 2.0 ports quantity:
3
eSATA/USB 2.0 ports quantity:
1
VGA (D-Sub) ports quantity:
1
DisplayPorts quantity:
1
DVI port:Digital Visual Interface
Digital Visual InterfaceNo
Ethernet LAN (RJ-45) ports quantity:
1
Firewire (IEEE 1394) ports:
1
Headphone outputs:
1
Ports & interfaces HP ProBook ProBook 6550b (WL555AV)
Microphone in:
Yes
S/PDIF out port:Sony/Philips Digital Interface
Sony/Philips Digital InterfaceNo
Docking connector:
Yes
DC-in jack:
Yes
ExpressCard slot:
Yes
CardBus PCMCIA slot type:Personal Computer Memory Card International Association
Personal Computer Memory Card International AssociationNo
TV out port:
No
Serial ports quantity:
1
Keyboard HP ProBook ProBook 6550b (WL555AV)
Pointing device:
Touchpad + Scroll zone
Numeric keypad:
Yes
Full-size keyboard:
Yes
Spill resistant keyboard:
Yes
Software HP ProBook ProBook 6550b (WL555AV)
Operating system installed:
Windows 7 Professional
Operating system architecture:
64-bit
Security HP ProBook ProBook 6550b (WL555AV)
Cable lock slot:
Yes
Trusted Platform Module (TPM):
Yes
Password protection:
HDD
Weight & Dimensions HP ProBook ProBook 6550b (WL555AV)
Weight:
5.53 lbs (2,51 kg)
Width:
14.6" (371,4 mm)
Depth:
9.76" (248 mm)
Height (front):
1.37" (3,48 cm)
Reviews, Questions about HP ProBook ProBook 6550b (WL555AV)
Write Review / Ask a question about HP ProBook ProBook 6550b (WL555AV)
HP has announced the launch of the HP HyperX Omen 15 laptop on the international market. In addition to its fast display and powerful hardware, a distinctive feature of this model is its dust protection function.
The ASUS laptop family has been expanded with the ZenBook 14 Air (2026) model. Its distinctive feature is the combination of powerful hardware and a lightweight body, as well as impressive battery life by compact standards.
The ASUS laptop series has a new addition. The Vivobook Pro 16 (2026) model, available in 14- and 16-inch versions, is equipped with an OLED display with accurate color reproduction, as well as powerful Intel hardware for everyday tasks and local neural network training.