But if you have only 10 processors, you'll only get a 5× speedup. 36 processors will get you an 8× speedup. (After that point it's really diminishing returns;

But if you have only 10 processors, you'll only get a 5× speedup. 36 processors will get you an 8× speedup. (After that point it's really diminishing returns; you'd need 81 processors to get a 9× speedup.)