Foxconn made for gateway
Depending on it's size, it would likely have either an ATX or microATX motherboard.
nimitz
The price of a Gateway desktop motherboard can vary widely depending on the model and specifications. Generally, you can expect to pay anywhere from $50 to $150 for a replacement motherboard. For specific pricing, it's best to check online retailers or Gateway's official website for the most current options and availability.
Host Adapter
mb.wm902.001 This motherboard is also used in some Acer models.
if you do not know where to find the answer for that, buy a computer that is complete already, is my suggestion to you.
T5600 Motherboard
Go to the manufacturers website. Or go to the website of the company you bought the computer from (ex. Dell, Gateway, Sony).
The memory will work in the motherboard, but it will downclock to 800 MHz. Purchasing it would thus be a waste, since the motherboard / processor will not be able to utilize it at it's full speed.
it's a motherboard sound chip.
how much kind of main board
BIOS