Which HQP Filter are you using? [2023]

Oh, the new shiny… Just as I was getting new gear acquainted with an old favourite this weekend:

Doesn’t sound half bad. But then again, neither does this:

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Man Sinc-Long is extremely heavy! Pretty much fully maxing out my 2080 Ti at x32 PCM rates… you need a supercomputer to run this baby for DSD :open_mouth:


Not sure about the sound, I don’t know if i’m listening to the filter or the loss of my already beloved ASDM7ECv3 modulator…

EDIT: I had a feeling Sinc-Long would shine on orchestral music since they’re the hardest to completely pull apart into separate instruments and I was right, it’s certainly a winner!
I compared it to Sinc-L (I presume the closest other filter?) at DSD 256 using ASDM7ECv3 and after A/B’ing a few tracks I know well (Tschaikovsky’s violin concerto by Janine Jansen is an excellent recording!) sinc-long is definitely layering/instrument separation king for me :slight_smile: .
I’m interested to hear if others share my experiences or whether it’s all placebo haha

EDIT2: I just listened to Shostakovich Symphony No. 5 in D minor by Andris Nelsons and the Boston Symphony Orchestra with the new sinc-long filter. Its a piece I’ve performed myself as an orchestra player and know very well. I’m quite confident this has been the most real-to-life, tear inducing rendition I have had the pleasure of listening to. Finally no more string-section blob!

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I usually don’t like the sincM filters, but the new MG and MGa filters + asdm7ec light/super are fantastic.

I have had hqp for quite a while now, have used it on/off but always gone back to non upsampled; I find it less of a hassle than always second guessing my filter choices for different genres etc.

These new filters and modulators are so very good though. am contemplating pulling the trigger and getting the new hqp5.

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I’m really hoping someone will give sinc-long a try soon to confirm what i’m hearing. After trying it with different genres too i’m now convinced it’s by far Jussi’s greatest creation.
Top tier separation and resolution but for some odd reason it’s also giving me levels of slam and bass definition that make Susvara an extremely engaging listen. This might also be the fact that i’m listening to PCM instead of DSD of course, but I can’t detect a hint of PCM “congestion”.

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Yeah, I have been equally impressed with PCM playback representation.

Anecdotically - on Saturday I have finished very very late, apparently my last try in settings was PCM Sinc-MGa. On Sunday small things in the morning around the house. The music is ON without looking at the settings. For few good hours I was enjoying PCM ( but was totally convinced I’m listening to DSD). Actually I love when such memory drops happen, this is truly non bias listening. Verdict - PCM & 1,5 with Sinc-MGa is great (for rock and some ECM jazz I was listening to) !

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What Dither, LNS15?

Yes, @Deano, it was like this

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I wish I could, but even at DSD128 I can’t get it to play smoothly. Going by RAM usage which is low, it doesn’t seem to be a super-long filter so I don’t know why it brings my system to a halt. It plays OK at PCM but I’m so used to DSD that I wouldn’t possibly be able to give an opinion on this filter using PCM at the moment.

I can easily play DSD512 using Sinc-Mx so I’m quite perplexed. @jussi_laako What’s so special about these new sinc filters as compared to the sinc filters we already had before? Their number of taps is not mentioned in the manual.

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I found it difficult too to evaluate sinc-long PCM coming from DSD, but simply after listening to it for two days I’m now a born-again PCM believer haha. All of the traditional PCM drawbacks seem to be gone (congestion, flabby bass, harsh timbre) :smiley:.
I’m also quite interested what’s the special sauce behind this mathematically speaking and why they’re so incredibly expensive. As always Jussi documents sparsely and lets his users figure out what they’re hearing without being biased by his descriptions in the manual :stuck_out_tongue:

Has anyone been able to run Sinc-MEDIUM or LONG @512? I wonder if a 4090 Ti could handle it.

(Meanwhile, I can do both x256 Sinc-medium/ASDM7ECv3 and x512 Sinc-MG/ASDM7ECv3 with a 4070 Ti. Both are absolutely breathtaking).

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While 7ECv3 started seducing me, I realized that if I untick “Auto rate family” and “48k DSD”, I can oversample everything to 1024x44.1 with ASDM7ECv3 when using gauss-xla. I tried and… it started playing.

I was like a child in a candy store when I realized that the whole catalogue had been unlocked :slight_smile:

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Not sure which to pick since I like both Sinc-Medium DSD128 and Sinc-L DSD64

If you get a chance, I would really like to know the answer to that as well, @jussi_laako.

Also, what GPU did you run sinc-medium and sinc-long on when you developed them? Surely they were not designed exclusively for PCM?

I cannot run those to high rates on my hardware, but time will solve that. I do some more testing when I get some newer GPU. At the moment my most powerful GPU is somewhat old RTX2080Ti.

These can be used also to convert between rate families, unlike the other ones. But otherwise they are related to sinc-L family.

Really?

I read that in your manual. But thank you anyway.

RTX2080Ti is nearly 4 years old. An eternity in GPU technology.

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A great card. I’ve been saddened by EVGA leaving the NVIDIA game. Right before they stopped I got an RTX 3080. Great Card.

Loving the new HQPlayer 5. Thank you! I am somewhat limited on hardware (limited to 48kx128 to run the options I enjoy) so keep that in mind…but so far I love the following when upscaling PCM to DSD and using headphones:

Option 1: poly-sinc-gauss-long (hires-lp) and ASDM7ECv3
Option 2: poly-sinc-ext2 and ASDM7ECv3

Option 1- is like you’re in a perfect studio where the soundstage and detail is perfect. It can seem like we have reached sonic perfection when listening to this.

Option 2 - seems like it’s not trying to pull instruments apart and perhaps you’re noticing the soundstage and detail less than the other option. Still detailed, but perhaps not as much. This seems to make me feel the music more, everything more connected.

So both options above are amazing. So glad I have choices too. And this might be going after inherent trade offs of audio. If things are too much about soundstage and detail, do you miss out on emotion and vice versa? Either way, this is incredible stuff and I’m so glad I found HQPlayer!!

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Yeah, in meantime I spent money on AMD’s RX 6700XT and RX 6800XT that ended up useless form HQPlayer’s point of view because ROCm stopped even the little support it had for these.

Most of the COVID time, GPUs were either unobtainium or crazy expensive. Getting 6800XT took over year from order to delivery. Thanks to also crypto currency mining. But now things are returning to normal.

to sell them ? i’m sure it will go quickly… although I’m personally very bad in reselling my stuff that I no longer need. by now I have a good stock already… ermm… this reminds me I really need to sell it off to refinance my spends as I finally pulled a trigger on RTX 4090 !

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