[mythtv-users] COMPARATIVE TEST: Revo R3610 vs Revo R3700 vs Intel E8500 3.16 C2Duo

[Jim Stichnoth]

On Fri, Aug 23, 2013 at 3:42 PM, tortise <tortise at paradise.net.nz> wrote:

> I compared the time to load 2230 recordings on screen using wired Ethernet
> connected frontends, with slowest LAN bottlenecks of 100M switches (or
> faster)
> All 3 PC's are running 16GB Kingston SSD's, 2GB RAM, the Intel is running
> an NVIDIA 8500GT and 10.04 Mythbuntu - the Revo's 10.10 Mythbuntu, all
> solely frontends.
>
> Load speeds are respectively 10 seconds, 5 seconds and 2 seconds.
>
> The subjective interpretation is respectively, an eternity, slow and
> reasonably quick (but not instant)!
> The R3700's CPU is not that much faster than the R3610's(maybe 115%), but
> is later technology (e.g. faster RAM and?) and is significantly faster on
> this test than I would have predicted given the modest CPU speed increase.
> Interestingly the heatsink in the 3700 is quite a step up from the 3610 to
> include a smart compact heat pipe arrangement.
>
> Obviously they all play back H264 1080i content much the same, but the
> Intel will also playback live 1080i TV direct to VLC from an HDHomerun
> independently, the revo's can only do this for SD (Hardware decoding on VLC
> may be easier to implement in more recent versions possibly overcoming
> this?)
>
> This is testing the last of 0.23 fixes, so I do not know whether this has
> been improved in the vast number of revisions since or whether some sort of
> xmlhttprequest like behaviour has been recruited to overcome this
> bottleneck of loading all the recording data before displaying it...
>
> I hope this is of interest, especially for people considering lower power
> frontend options.
>
> You should see even better performance on this test in 0.26, as a result
of
http://code.mythtv.org/trac/changeset/825182e48119190d821c053ac31fb93e8bc2ea19/mythtv
,
which does most of the work in the background after the first page is
loaded.  And you'll see even more dramatic differences when you look at the
performance of loading the Previously Recorded screen.

Jim
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.mythtv.org/pipermail/mythtv-users/attachments/20130823/810c1e38/attachment.html>