NPE-G2 vs. Sup720-3BXL

Azher Mughal azher at hep.caltech.edu
Fri May 15 21:51:09 CDT 2009


New architectures might be helpful to achieve such throughput e.g.
Myricom pci-e Gen2 10GE cards on new Intel Nehalem based servers.

-Azher

Leo Bicknell wrote:
> In a message written on Fri, May 15, 2009 at 10:25:12PM -0400, Valdis.Kletnieks at vt.edu wrote:
>> Did you check PCI bus bandwidth?  That's probably going to be the biggest
>> constraint on "a few 10GBE interfaces" if they all get going full blast.
>> Remember that each packet is going to burn bandwidth twice - once in and
>> once out...
> 
> PCIe, x8 or x16, which is serial point to point.
> 
> http://www.csc.kth.se/~olofh/10G_OSR/10Gbps.pdf 
> 
> 25 Gb/sec across 4x10G ports on higher end but far from topped out
> hardware.
> 




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