Product description
Maintenance and Service Guide 1–3
Memory 2 customer-accessible/
upgradable memory module slots (both
slots are customer-accessible)
99 9 9
Supports the following DDR2,
PC2-6400 configurations at 800-MHz
in all supported countries and regions:
■ 8192-MB total system memory
(4096 × 2)
■ 4096-MB total system memory
(4096 × 1)
■ 4096-MB total system memory
(2048 × 2)
■ 3072-MB total system memory
(2048 + 1024)
■ 2048-MB total system memory
(2048 x 1)
■ 2048-MB total system memory
(1024 × 2)
■ 1024-MB total system memory
(1024 × 1)
99 9 9
Mass storage
devices
Supports 9.50-mm, 6.35-cm (2.50-in)
hard drives and solid-state drives
99 9 9
Customer-accessible
99 9 9
Supports HP 3D DriveGuard
99 9 9
Supports the following hard drives:
■ 500-GB, 7200-rpm
■ 320-GB, 7200-rpm
■ 250-GB, 7200-rpm
■ 160-GB, 7200-rpm
99 9 9
■
Supports 128-GB solid-state drive
99
■
Supports 128-GB solid-state drive
99 9 9
Optical drives Single screw removal
99 9 9
Customer-accessible
99 9 9
Supports 12.7-mm, optical drives
99 9 9
Supports no drive option in optical
drive bay with slot bezel
99 9 9
Supports the following optical drives:
■ Blu-ray ROM with LightScribe
DVD±RW SuperMulti
Double-Layer Drive
■ DVD±RW and CD-RW SuperMulti
Double-Layer Drive
■ DVD-ROM Drive
99 9 9
Supports a 500-GB, 7200-rpm hard
drive with cradle
99 9 9
Microphone Integrated dual-array digital
microphone only on computer models
equipped with a webcam
99 9 9
Integrated mono digital microphone
only on computer models not equipped
with a webcam
99 9 9
Audio IDT 92HD75B high-definition audio
99 9 9
Stereo speakers (2)
99 9 9
(Continued)
Category Description
HP ProBook 6545b
Notebook PC
HP ProBook 6540b
Notebook PC
HP ProBook 6445b
Notebook PC
HP ProBook 6440b
Notebook PC