[geeks] DaveM: Crays up?

Dave McGuire mcguire at neurotica.com
Sat Nov 23 23:38:25 CST 2002


On Sunday, November 24, 2002, at 12:04 AM, Joshua D Boyd wrote:
> Hey, do you have your Crays up since moving?

   Nope, no money to pay for the power they'd pull.  Hopefully that'll 
be changing very soon, though.

>   I was just reading about a
> library called Blitz.  It's a C++ library, which along with the normal
> compilers like KAI, intel, gcc, etc, it also supports Cray's 3.0.0.0 
> C++
> compiler, and claims to deliver fortran like speeds for vector math.  
> It
> would be interesting to know if they are telling the truth.

   So...umm...why not just use FORTRAN?

> Also, have you ever looking into how well the J90s deal with small
> matrices (meaning 4x4 and 4x1) compared to newish Suns?  I use matrices
> a lot, but mostly in those sizes.  I just can't seem to come up with
> good ways to make use of larger ones for what I do.

   Nope, I haven't...but perhaps you'd like to investigate that when I 
get the machines back up.

         -Dave

--
Dave McGuire                 "You don't have Vaseline in Canada?"
St. Petersburg, FL                     -Bill Bradford



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