The main power connector 20-24pin. One for the CPU 4-8 pin. PCI express 4 pin.
It's depend on what type of motherboard do you have. But commonly, new motherboards uses 2 power cord P8 and P9.
Depends on the motherboard some use two connectors from the power supply to MB> some use one.
2
Yes, there are two PATA connectors available on the motherboard, so you can connect PATA hard disk through this motherboard.
There are no differences between the power connector of an AT motherboard versus that of a BabyAT motherboard.
For Two Connectors on a motherboard for two 40-pin data cable.
Maximum amount of memory that can be installed and type of connectors that will be on the motherboard
PCI
slots.
South Bridge
stand offs
ports
It depends on your motherboard. You'll need to refer to your motherboard specifications to find out how many (and of what type) hard disks you will be able to connect internally.
No it does not. As long as the motherboard has the proper connectors for the hard drive you are installing, IDE or SATA, you will not have to replace it. If the connectors are different, then return the hard drive and get one with the proper connection type.