F.E.A.R. ran over 100fps full open on the old 8800, never had any trouble with CoH. Had trouble with the original ME (overheating) and GTA4 (fps drops), to name a few examples.
Just saying that the worst games I've seen are invariably console ports, not that every console port is shoddy.
At any rate, I don't see how more than 30-40fps would help you here, but if reaching higher is a requirement then it falls short.
* ah, glimpse of it in motion. Well, the environment, anyway: