Virtual JV: free Roland JV-880 emulation
- KVRAF
- Topic Starter
- 1724 posts since 17 Jul, 2001 from Milan, Italy
Following up on this thread — I did a proper A/B comparison between a hardware JV-880 and Virtual JV using the original sysex patches.
No processing, just straight comparison.
Sharing it here in case it’s useful to anyone evaluating the plugin:
No processing, just straight comparison.
Sharing it here in case it’s useful to anyone evaluating the plugin:
- KVRist
- 283 posts since 1 Nov, 2008
The VirtualJV plugin is awesome! But, it seems to use a lot of CPU when idle in Ableton 12. Windows 11, 5700x Processor, 32Gigs of ram.
CPU usage when idle is around 14-16%! I submitted the issue on the github, but wanted to know if anyone else was having that issue.
CPU usage when idle is around 14-16%! I submitted the issue on the github, but wanted to know if anyone else was having that issue.
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- KVRAF
- 1714 posts since 15 Aug, 2003 from Indianapolis
In Fender Studio Pro, I get about the same...15%, but even maxing out polyphony, it never gets above 20%.
Certainly, there is room for improvement, but it's not horrible.
My biggest issue is sample rate related. In my experience, it has to be run at 44.1K. If I try to run it at 48K, I get clicks and pops. Haven't tried higher sample rates.
Certainly, there is room for improvement, but it's not horrible.
My biggest issue is sample rate related. In my experience, it has to be run at 44.1K. If I try to run it at 48K, I get clicks and pops. Haven't tried higher sample rates.
- KVRAF
- 24447 posts since 7 Jan, 2009 from Croatia
This is normal, the original synth ran its DSPs all the time even if no voices were playing.HydrogenHuman wrote: Mon Mar 16, 2026 1:01 am The VirtualJV plugin is awesome! But, it seems to use a lot of CPU when idle in Ableton 12. Windows 11, 5700x Processor, 32Gigs of ram.
CPU usage when idle is around 14-16%! I submitted the issue on the github, but wanted to know if anyone else was having that issue.
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- KVRAF
- 9911 posts since 15 Sep, 2005 from East Coast of the USA
I don't use Reaper, but I have the latest version of the plugin and it works here in Sonar on Win11. I guess it’s just a Reaper issue?Midiman10 wrote: Sat May 16, 2026 5:44 am Win 11, same problem. R click on road, open with Reaper in instrument panel, but then cant load vst.
