Sure thing, though I'd definitely recommend a dual processor server at the minimum. We have a number of clients on dedicated servers with us running both FMSA and MySQL on the same box.
thx John, I was adviced that some invisible temp files from filemaker might be overwritten by mysql temp files leading to data corruptions? Possible or myth.
Latest Xserver Xeon Quad core with 8gb ram and max. 40 clients will connect, it is an intranet solution.
I've certainly never heard of anything like that - definitely sounds like a myth. Your hardware should be more than sufficient for your reqirements.