[Beowulf] Disappointing floating point performance for X5560 versus SPECmarks?

Nifty Tom Mitchell niftyompi at niftyegg.com
Mon Oct 12 14:29:49 PDT 2009

On Mon, Oct 12, 2009 at 01:08:47PM -0700, Gerasimatos, Dimitrios V (343K) wrote:
> According to SPECfp2006, the X5560 should blow the doors off of the E5430.
> The X5560 scores 36 while the E5430 scores about 18.
> However, our own benchmarking using nbench, unixbench, and a home-grown
> utility (twobod) all show that any differences are attributed to clock speed.

Memory, compiler?

	T o m  M i t c h e l l 
	Found me a new hat, now what?

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