[mythtv-users] Transcoding hardware recommendations

jedi jedi at mishnet.org
Mon Jan 20 19:05:08 UTC 2014


On Mon, Jan 20, 2014 at 10:34:09AM -0800, Yan Seiner wrote:
> 
> On 01/20/2014 09:54 AM, jedi wrote:
> >On Mon, Jan 20, 2014 at 09:16:41AM -0800, Yan Seiner wrote:
> >>I think I need to build a backend for transcoding.  My two file
> >>servers are rock reliable, solid, but slow....
> >>
> >>model name    : AMD Athlon(tm) 64 X2 Dual Core Processor 4600+
> >>cpu MHz        : 1000.000
> >>bogomips    : 2009.09
> >>
> >>It took almost 11 hours to transcode 1 hour of HD video into h264
> >>format for my roku.
> >>
> >>If I was to build a backend for transcoding (fast hardware, small
> >>SSD, fast NIC) what is the recommended hardware these days?
> >     Anything in the current generation of CPU with multiple cores
> >and a clock rate of at least 2.5Ghz should be fine. Intel gear
> >seems to be better at power management and heat/noise control than
> >the AMD stuff.
> >
> >     Something like the base model Zareason Mediabox would be sufficient.
> 
> So if I go with something with this CPU:
> 
> http://www.newegg.com/Product/Product.aspx?Item=N82E16819115234
> 
> and a machine with 8 or 16GB of DDR3-1600 RAM I should be OK with
> h.264 transcoding in near-real time?

    I don't know if the extra memory would help or not. I suspect
that it won't make any difference. The CPU should be fine though.
I just kicked off a transcode of a BD (Elysium) on my i3-3220 and 
it was running at 31fps using a 2 logical cores.

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