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Re: MQN
Posted: Sun Aug 03, 2014 2:30 pm
by Bernd
Hello Jonathan,
I like the lowest power CPU that does the MQn job for my completely dedicated audio PC.
my new MQn-PC with DC in and ATX power supply:
http://www.cyberport.de/upgrade-kabini- ... 0_697.html
Plays avx2 too.
Re: MQN
Posted: Sun Aug 03, 2014 3:03 pm
by jrling
Very nice and a good price too - thanks.
The AMD compiled versions of MQn are even more rare though than SSE2!
Jonathan
Re: MQN Who uses which version?
Posted: Sun Aug 03, 2014 3:08 pm
by jrling
I assume that Gordon assumes that most followers are using CPUs that support AVX2. I deduce that by the number of version releases that are AVX2 and none other.
I have also read of followers praising SSE2 and AVX over AVX2 [even when they have the ability to play all of them] and of course vice-versa.
It would be interesting to know who is using SSE2, AVX or AVX2 - either (like me with SSE2) because they have to do so, or may be because they prefer a particular version.
Jonathan
Re: MQN
Posted: Sun Aug 03, 2014 3:09 pm
by nige2000
Re: MQN
Posted: Sun Aug 03, 2014 4:14 pm
by jesuscheung
recently compared i3 vs i7 on my z77 board
if bios is untweaked, meaning put everything on auto, better here, worse there, SQ difference is zero between i3 vs i7.
after tweaked, the SQ difference is about x10 decent sata cables vs 1 mobo sata cable.
if you are willing to spend $100 on a sata cable... just go for i7... i7 is cheap, in relative terms...
Re: MQN Who uses which version?
Posted: Sun Aug 03, 2014 4:56 pm
by satshanti
jrling wrote:I assume that Gordon assumes that most followers are using CPUs that support AVX2. I deduce that by the number of version releases that are AVX2 and none other.
I have also read of followers praising SSE2 and AVX over AVX2 [even when they have the ability to play all of them] and of course vice-versa.
It would be interesting to know who is using SSE2, AVX or AVX2 - either (like me with SSE2) because they have to do so, or may be because they prefer a particular version.
Jonathan
As some of you know already, I have an AMD CPU, and I can play all versions with it, including avx2, although no existing AMD chipset supports it yet. That may be the reason why, when I tested all versions of 5.95 yesterday, this was the clear order of preference:
avx amd > avx > avx2 > sse2
Re: MQN
Posted: Sun Aug 03, 2014 5:23 pm
by Bernd
Think there is no final version at all.
avx, avx 2, amd, sse are playable with amd kaveri 5350.
I am able to test and select.
Nothing else.
Re: MQN Who uses which version?
Posted: Sun Aug 03, 2014 5:41 pm
by nige2000
jrling wrote:I assume that Gordon assumes that most followers are using CPUs that support AVX2. I deduce that by the number of version releases that are AVX2 and none other.
I have also read of followers praising SSE2 and AVX over AVX2 [even when they have the ability to play all of them] and of course vice-versa.
It would be interesting to know who is using SSE2, AVX or AVX2 - either (like me with SSE2) because they have to do so, or may be because they prefer a particular version.
Jonathan
Don't think there's anyone that has a true avx2 processor that prefers other instruction sets
Here that's ken, Pearse,aleg and me
Unless you have a true avx processor you cannot judge avx2 Properely
No change left out of that chord dac ;)
Re: MQN
Posted: Sun Aug 03, 2014 5:52 pm
by nige2000
jesuscheung wrote:
recently compared i3 vs i7 on my z77 board
if bios is untweaked, meaning put everything on auto, better here, worse there, SQ difference is zero between i3 vs i7.
after tweaked, the SQ difference is about x10 decent sata cables vs 1 mobo sata cable.
if you are willing to spend $100 on a sata cable... just go for i7... i7 is cheap, in relative terms...
You've tested some "audio grade" cable's?
Cables make a fair difference i wouldn't knock it
With cables there's nothing good to be gained only good can be Lost
Last time i checked I could find no difference between i3 and i7 but that was with sandy and Ivybridge chips
I'd test a i7 haswell if anyone has one spare for a while
Re: MQN
Posted: Sun Aug 03, 2014 6:05 pm
by jesuscheung
on my intel cpu without AVX2
in terms of analog texture
no instruction > sse4, sse2, sse3 > avx
in terms of max details
sse4 > no instruction > avx, sse2, sse3
in terms of flow
avx > no instruction > sse4, sse2, sse3
the true question is:
how much better is AVX2 over sse4.1/2?
coz people are mostly only comparing avx2 vs sse2