Category
Description
HP
ProBook
6555b
Notebook
PC
HP ProBook
6455b
Notebook
PC
HP ProBook
6550b
Notebook
PC
HP ProBook
6450b
Notebook
PC
1024-MB total system memory
(1024 × 1)
NOTE:
Not available with 64-bit
operating systems or Media Restore.
Mass storage
devices
Supports
9.50-mm
,
6.35-cm
(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
√
√
√
√
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