On Fri, 5 Feb 2010, Rob Logan wrote:

Intel's RAM is faster because it needs to be.
I'm confused how AMD's dual channel, two way interleaved
128-bit DDR2-667 into an on-cpu controller is faster than
Intel's Lynnfield dual channel, Rank and Channel interleaved
DDR3-1333 into an on-cpu controller.
http://www.anandtech.com/printarticle.aspx?i=3634

I see that you are reading a game computing web site. It is for people who want to build PCs to run video games under Windows. The most useful thing I see in the referenced article is that these new Intel Core i7 CPUs are able to idle at much lower power levels, which seems quite useful for a home NAS server. Otherwise I don't see much which indicates what the performance would be with Solaris/zfs in a storage-setup.

The main focus should be on how much ECC RAM you can stuff into the motherboard and how much it costs. After that comes multi-threaded memory I/O performance and power consumption. Raw CPU computational performance should be way down in the priority level. Even a fairly slow CPU should be able to saturate gigabit ethernet.

Bob
--
Bob Friesenhahn
bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/
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