No because they have different connectors.
ATX is the form factor.
ATX
ATX power supplies do not have dedicated switches. They are signaled to turn on by a small button plugged into the motherboard and placed on the front of the computer case. It is possible to force an ATX power supply to turn on by running a wire between the PS_ON wire (the green wire) to a ground wire (a black one).
Best MotherBoard I woul dRecommend Would be any Standard Mini-ATX Motherboards of you choice .. And there are a few million or so that woul dwork excellently with space and design of that case mentioned above .
An ATX power supply unit delivers power in three voltages: 3.3 volts, 5 volts, and 12 volts. The 3.3 volt pins are used only in the motherboard connector. Older, AT power supplies and motherboards used only 5 volt and 12 volt pins in the motherboard connection.
Will a ATX power supply work with a ASUS motherboard?Read more:Will_a_ATX_power_supply_work_with_a_ASUS_motherboard
ATX and mini- ATX
ATX is the form factor.
Cooler Master HAF-932 is a standard ATX case. You can use any standard ATX power supply. Remeber to to have enough power to the components used.
The atx 12 connector is one of the motherboard power connectors and used for 12 volt power connect for cpu voltage regulator.
ATX
cooling the power supply circuity
atx
ATX power supplies are often used in remote control cars and airplanes and can be found at many hobby stores who also have information on them available too.
The ATX power supply and AT power supply had different connections for the computer motherboard. Also the ATX power supply had provision for some parts of the power supply to be switched on-and-off by the electronics on the motherboard, possibly under the control of software. With an AT power supply it necessary for the user to physically operate a switch. This control feature means that a computer that has an ATX power supply can provide, for example, a "wake-on-LAN" or "wake-on-modem" feature whereby the computer will switch itself on if their a signal on the ethernet cable or modem cable. If necessary it should be possible to adapt an ATX power supply to replace an AT power supply. This could be done by finding an adapter cable. The mother board cable from the ATX power supply would then plug into the adapter cable and the adapter cable would plug into the motherboard.
ATX-250-12Z is a model number to a 250 watt PC power supply manufactured by Bestec and used in some HP computers.
Case: minitowers:compact cases,low-profile cases or slimline cases. Power supply: ATX power supply