Category
Description
1024-MB total system memory
(1024 × 1)
NOTE:
operating systems or Media Restore.
Mass storage
Supports 9.50-mm, 6.35-cm
devices
(2.50-in) hard drives and solid-state
drives
Customer-accessible
Supports HP 3D DriveGuard
Supports the following hard drives:
●
500-GB, 7200-rpm
●
320-GB, 7200-rpm SED
●
320-GB, 7200-rpm
●
250-GB, 7200-rpm
●
160-GB, 7200-rpm
Supports 128-GB solid-state drive
Supports 80-GB solid-state drive
Optical drive
Single screw removal
Customer-accessible
Supports 12.70-mm, optical drives
Supports no drive option in optical
drive bay with slot bezel
Supports the following optical drives:
●
Blu-ray ROM with LightScribe
DVD±RW SuperMulti Double-
Layer Drive
●
DVD±RW SuperMulti Double-
Layer Drive with LightScribe
●
DVD-ROM Drive
Supports a 500-GB, 7200-rpm hard
drive with cradle
Microphone
Integrated dual-array digital
microphone only on computer
models equipped with a webcam
Not available with 64-bit
HP
HP ProBook
ProBook
6455b
6555b
Notebook
Notebook
PC
PC
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
HP ProBook
HP ProBook
6550b
6450b
Notebook
Notebook
PC
PC
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
5