On 03/18/2012 08:34 AM, ma...@mohawksoft.com wrote: > I finally got my AMD FX-8120 8 core system and have migrated to it. My old > system, an AMD Athlon Dual Core, 8G RAM is now powered off waiting for a > new job. My initial problem was a bad motherboard and my biggest obstacle > to migration was wife and family and the responsibilities there of. > > So, quick summary: > AMD FX-8120 8 core CPU > 16 Gig RAM > 1TB Boot drive (new) > 1.5TB Data drive (removed from previous machine) > Ubuntu 12.04 > > My first impression was that it is not much faster than the old Dual Core > Athlon when running a single task, but that turned out to be false. It > does seem faster than the previous machine. I only have anecdotal > information. > > Does anyone know of a good Linux benchmark? > > At work we have IBM servers using XEON Westmere processors, running > similar clock speeds, the inexpensive AMD calculated SHA1 hashes faster > than the XEON. I was surprised. > > The big win, of course, is multiple processes and threads. With the extra > RAM, I am able to create good sized virtual machines with multiple CPUs. > > The processor itself is interesting. It isn't quite "8" true processors, > but it isn't quite as useless as Intel's "Hyperthreaded" cores either. I > will need to find time time to really test it. Generally, we used to turn off hyperthreading. Hyperthreading gives you extra pseudo cores, but they are not real cores.
-- Jerry Feldman <g...@blu.org> Boston Linux and Unix PGP key id:3BC1EB90 PGP Key fingerprint: 49E2 C52A FC5A A31F 8D66 C0AF 7CEA 30FC 3BC1 EB90
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