It is for a micro atx case, yes. I'm looking for at least a 600w (500 minimum but preferably 600) PSU.
My specs are:
HP ProDesk 400 G3 Microtower PC - Intel® Core™ i7-6700 3.4GHz, 1TB 7200RPM HDD, 8GB RAM, Intel® HD Graphics, 8x USB Ports, 1x VGA, Win 7 Pro 64bit - T4L76UT#ABA