If You don't have Your copy o Win7 for now and want to test is everything will be ok with Your motherboard under this system download Windows 7 Enterprise 90-day Trial.
This will give You option of testing this system on Your own.
For the first time I recommend to You Dual Boot installation.
Leave Your old system and install Win7 as a second.
Here You may find all informations about Your motherboard.
Your motheboard isn't supported by Intel for Win7.
You may try to install Vista driver under this system.
For Win 32 bit use Vista 32 bit drivers.
For Win 64 bit use Vista 64 bit drivers.
From
here You may download all latest drivers fro Your motheboard.
Choose there correct version of Windows Vista system -> click on drivers.
You will find there latest lan, audio and chipset drivers.
Here You may find Win7 drivers for Your graphic.
Click there on chipsets -> desktop chipset -> Intel 946 Express Chipset Family -> Win7 correct version -> Drivers.
There will be also latest drivers.
If any of this drivers will still not work try to get them with Windows Update. Informations about it below: