You still had pick the right CPU, memory, and expansion cards. Early ATX motherboards had ISA, PCI, AGP. It did nothing to fix most of the parts issues. I build PCs both with older AT and ATX standards. ATX did fix the "IO card" problem, but it wasn't a panacea for all PC building.
You still had pick the right CPU, memory, and expansion cards. Early ATX motherboards had ISA, PCI, AGP. It did nothing to fix most of the parts issues. I build PCs both with older AT and ATX standards. ATX did fix the "IO card" problem, but it wasn't a panacea for all PC building.