Very good article on The Platform: http://www.theplatform.net/2015/03/09/intel-crafts-broadwell-xeon-d-for-hyperscale/
On 10 March 2015 at 19:42, Mark Hahn <[email protected]> wrote: > Intel recently introduced an interesting product: > Xeon D is a Broadwell (Haswell shrink) SoC. > > It only has 8 cores, not high-clocked and only 2 dimm channels, so it's > definitely not at the same level of fat-node goodness as an e5-26xx v3. > But for 45W, you also get 2x onboard 10Gb! > > Anyone working on an HPC system based on these quite compact building > blocks? the SoC also has stuff like PCIe and SATA, > which is why a lot of the coverage is calling it a chip for desktop NAS, > etc. But for HPC purposes, the CPU is quite decent, memory balance is > reasonable, and it's hard > to argue with two free 10G... > > On that topic, I've read some work recently on performance tuning of Intel > 10G, but not in an HPC context. Is 10G still > sucking for MPI latency? (SFP+ DA noticably better than 10GbT?) > > If you're thinking of saying "why bother with an x86_64 SoC > when you can get a 64b Atom SoC", well, can you? (for cheap, > at commodity volume, etc...) Do any of the surviving Atom SoCs > still have onboard multiport switching fabrics? > > thanks, Mark Hahn. > _______________________________________________ > Beowulf mailing list, [email protected] sponsored by Penguin Computing > To change your subscription (digest mode or unsubscribe) visit > http://www.beowulf.org/mailman/listinfo/beowulf >
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