Which of these listed software are bloatware and are not needed?

-Recently, I've been cleaning up my HP 550 laptop computer, and stumbled upon software that I wasn't sure whether they are bloatware or needs to be kept.



Here is the list of the software:



32 Bit HP CIO Components Installer (Hewlett-Packard)

Agere Systems HDA Modem (Agere Systems)

Bonjour (Apple Inc.)

DeviceAccess Manager for HP ProtectTools (Hewlett-Packard)

HP Active Support Library (Hewlett-Packard)

HP Doc Viewer (Hewlett-Packard)

HP Easy Setup - Frontend (Hewlett-Packard)

HP Help and Support (Hewlett-Packard)

HP ProtectTools Security Manager (Hewlett-Packard)

HP Quick Launch Buttons 6.40 E1 (Hewlett-Packard)

HP Software Setup 5.00.A.7 (Hewlett-Packard Company)

HP Total Care Advisor (Hewlett-Packard)

HP Update (Hewlett-Packard)

HP User Guides 0113 (Hewlett-Packard)

HP Wallpaper (Hewlett-Packard)

HP Wireless Assistant (Hewlett-Packard)

HPAsset component for HP Active Support Library (Hewlett-Packard)

HPNetworkAssistant (Hewlett-Packard.)

Hotfix for Microsoft .NET Framework 3.5 SP1 (KB953595) (Microsoft Corporation)

Hotfix for Microsoft .NET Framework 3.5 SP1 (KB958484) (Microsoft Corporation)

IE Toolbar [yt.YToolbarBand] (N/A)

Intel(R) Matrix Storage Manager (Intel Corporation)

Java Auto Updater (Sun Microsystems, Inc.)

Java(TM) 6 Update 26 (Sun Microsystems, Inc.)

Java(TM) SE Runtime Environment 6 Update 1 (Sun Microsystems, Inc.)

OGA Notifier 2.0.0048.0 (Microsoft Corporation)

Viewpoint Media Player (N/A)

Vista Default Settings (Hewlett-Packard)

swMSM (Adobe Systems, Inc)



Please give a reason for as many as possible. Thank you very much.