> Dear Sir, > I have IBM x3550 server with Intel Xeon (Dual-Core) processors 5160 @ 3.0 > GHz. I need to install FreeBSD 7.0 but I do not know which type of FreeBSD I > have to use to take the best performance of the EM64T and Hyperthreading > Technologies. Thank you in advance. EM64T == amd64 so FreeBSD/amd64