POV-Ray : Newsgroups : povray.general : Cheap dual Xeon E5 2670 for rendering : Re: Cheap dual Xeon E5 2670 for rendering Server Time
29 Apr 2024 03:34:35 EDT (-0400)
  Re: Cheap dual Xeon E5 2670 for rendering  
From: IronMan
Date: 30 Apr 2016 16:05:00
Message: <web.57250fd3e3847fb02347f4ce0@news.povray.org>
"jhu" <nomail@nomail> wrote:
> "IronMan" <str### [at] gmailcom> wrote:
> >
> > Hi, I'm French and I've been playing with POV since the early 90's, and I've
> > just finished building a dual Xeon system based on thoses cheap chips found on
> > eBay ($135 for both... amazing...). I used an Asus Z9PA-D8 motherboard, a couple
> > of Cooler Master Hyper 212X, 32 Gb of regulard UDIMM DDR3 1600 from Crucial

> > POV, the result is below:
> >
> > CPU time used: kernel 0.80 seconds, user 1992.38 seconds, total 1993.17 seconds.
> > Elapsed time 69.37 seconds, CPU vs elapsed time ratio 28.73.
> > Render averaged 3778.82 PPS (131.52 PPS CPU time) over 262144 pixels using 32
> > thread(s).
> >
> > so, that's 3778.82 PPS average. Not bad I think.
>
> Welcome to the club! What OS are you using?

I'm currently using Windows 10 Pro x64. I guess I could squeeze a little more
juice using Linux. Windows 10 is improved though, as performance is better with
HT turned on than with it turned off. I think this was not always the case in
the past with older version of windows. Some people seem to render the bench in
Povray 10 seconds faster under linux.
But, hey, I already get almost 100.000 MB/s memory bandwidth up from 24.000 on
an i7 3770K@4 Ghz, so I guess for this kind of money, the game was worth the
candle!
I remember rendering some scenes back in 1994 on a 386DX without a math
coprocessor, that would litterally take ages, now, the same scene renders in
just 2 seconds on the Dual Xeon rig... yep, we've come a long way...  ;-)


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