As long as your emulators on computer run at full speed, the hardware solution in phat PS3 has no advantage. Unless your gameplay depends on some specific hardware behaviour the software can’t or doesn’t emulate, which never happens for regular gamers.
Some PS3s can. OG models mostly. It then became software emulation… For which your PC can probably do better, cheaper.
As long as your emulators on computer run at full speed, the hardware solution in phat PS3 has no advantage. Unless your gameplay depends on some specific hardware behaviour the software can’t or doesn’t emulate, which never happens for regular gamers.