There are lots of downloads available on the official support page and you may confuse which you need to install. I rearrange the drivers base on order which you need to install first, second and so on. Only important drivers listed, optional installation such as utility excluded from this list because it is only optional.
1. Chipset and CPU:
AMD M880G Chipset/AMD Processor
Since this model uses AMD chipset, you do not have to install any chipset drivers because all chipsets components will be installed along with graphic driver installation. You can update your processor by installing:
AMD processor Update:
Only for Windows XP, Windows Vista and above does not need any update for the processor.
Windows XP : 6.8MB : Download
Audio Patch !
For Microsoft Windows XP Operating Systems, the Microsoft Universal Audio Architecture (UAA) Driver must be installed before installing the audio driver. Reboot after installation. (KB 888111)
Download (From HP Server)
Download (From Microsoft)
IDT (92HD88) High Definition Audio Driver
Windows XP, Vista, 7 (32/64-bit) 28MB: Download
ATI Video Driver and Control Panel
(ATI Mobility radeon HD 4200)
Windows XP (32/64-bit) 91MB: Download
Windows 7/Vista(32/64-bit) 124MB : Download
HP Universal Camera Driver (International)
Windows XP, Vista, 7 (32/64-bit) 45MB: Download
Then Install Hp webcam software to use your webcam, it is optional, you can use other 3rd party software such as Cyberlink cam software:
HP Webcam Software (International)
Windows XP, Vista, 7 (32/64-bit) 31MB: Download
HP Hotkey Support
(Standard 101/102-Key or Microsoft Natural PS/2 Keyboard with HP Quick Launch Buttons (QLB))
Requirements: Please Install .NetFramework 3.5 SP1 or above first.
Windows XP, Vista, 7 (32/64-bit) 17MB: Download
HP Synaptic Touchpad Driver
Windows XP, Vista, 7 (32/64-bit) 29MB: Download
LSI High-Definition Audio (HDA) Modem Driver
Windows XP, Vista, 7 (32/64-bit) 5.9MB: Download
Most HP 650 Notebook PC uses Broadcom Wireless Drivers, but there are 3 other drivers listed on the official download page means you must select base on your specification. If you have no idea which to download, you can try base on the lists order, or leave your comment in the comment section below and I will assist you to download the right wireless driver.
a) Broadcom Wireless
Broadcom 802.11 b/g/n (BCM 43225 and 4313)
Windows XP, 10.3MB : Download
Windows Vista (32/64-bit), 21MB : Download
Windows 7 (32/64-bit), 86MB : Download
b) Realtek Wireless
Realtek RTL8191SE 802.11b/g/n Wireless LAN Driver 19MB :
(Windows XP, Vista, 7 32/64-bit) Download
c) Atheros Wireless
Atheros 2011 Wireless LAN Driver (International)
(Windows XP, Vista, 7 32/64-bit), 82MB : Download
d) Ralink Wireless
Ralink 802.11 b/g/n WiFi Adapter
(Windows XP, Vista, 7 32/64-bit), 11MB : Download
7. LAN- Ethernet
This driver will install LAN/Ethernet port driver in your system so you can use wired Internet or Intranet connection.
Realtek PCIe GBE/FE Family Ethernet Controller
Windows XP, Vista, 7 (32/64-bit) 8.4MB: Download
AMD SATA AHCI Controller Driver
(Only for windows XP because Windows Vista and 7 does not require this driver, example: If you try to install windows XP and you get an error "No hard Disk Found", so you need to use Floppy or Integrate the SATA driver into new installation disk to install windows XP - Read more
Windows XP, 5.3MB : Download
There are 2 applicable/possible bluetooth drivers. You need to choose base on your specification. Now most of us use smart phone which have USB cable connection, if you don't use bluetooth, you can skip this driver and it won't affect your computer performance.
a) Broadcom Bluetooth
Broadcom 2070 Bluetooth Driver
Windows XP, 244MB : Download
Windows Vista 32/64-bit, 58MB : Download
Windows XP, 59MB : Download
b) Motorola Bluetooth
Ralink/Motorola Bluetooth Adapter, 68MB
(Windows XP, Vista, 7 32/64-bit) Download
After that install bluetooth application so you can use your bluetooth adapter with the interface provided by this software. You can also use 3rd party bluetooth application such as BlueSoliel.
Hp Integrated Module with Bluetooth Wireless Technology
Windows XP, 93MB : Download
Windows Vista 32/64-bit : Download
Windows 7 32/64-bit : Download
EXTRAS : Battery - Utility
This is a utility not a driver, but I feel it is important so that you can monitor your battery condition from time to time. It is optional, you can choose either to install it or not.
HP battery Check :
Windows XP 32/64-bit : Download
Windows 7/Vitsa 32/64-bit , 9MB : Download
Windows 8 and 8.1 Upgrade Guide for HP 625 Notebook PC
You can install/upgrade windows 8 and 8.1 on this model (both 32-bit and 64-bit), you will notice several drivers already installed along with the windows installation/upgrade. The most important driver you need to install is ATI Graphic driver for ATI Mobility Radeon HD 4000 series (for this model for HD 4200 and HD 4250).
*Note 1: (currently the term ATI changed to AMD). You need to install AMD Legacy Drivers for windows 8 which available on the AMD Download page.
*Note 2: Normally most laptop manufacture will advise users to uninstall graphic driver before upgrading to windows 7.
AMD Legacy Drivers Version 13.1 (current version).
Windows 8 32-bit : Download (102MB)
Windows 8 64-bit : Download (147MB)
In case the link broken go to AMD download page, select base on the following order and in step 5 select display result. Then select the driver base on your operating system :
Other drivers such as Audio, wireless, LAN etc normally automatically installed. If not follow the steps below to get all the drivers you need for windows 8 and 8.1 :
1. Run windows Updates
Run windows updates, it will list out all drivers updates available. After installing the updates you will need to reboot for the changes to take place.
2. Install Windows 7 drivers in windows 8
You can install windows 7 drivers in windows 8 by set the compatibility mode for windows 7 and run as admin. (read tutorial)
3. Do not clean install from windows 7.
Upgrade to windows 8 is recommended because windows 8 will use your windows 7
If you need certain drivers from windows 8 and unable to find it, let me know and I'll assist you with the instruction to install the drivers.