This is my experiment with different desktops:
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The Official PixInsight Benchmark version 1.0
Copyright © 2014-2015 Pleiades Astrophoto. All Rights Reserved.
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Benchmark version ...... 1.00.08
Input checksum ......... 2cd72b67e12fff2812ef5b5da054ab2a70a25e23
Serial number .......... J6R2R9S56X1Q8L4YTDUW57V9W2Q97JMQ
CPU Identification
CPU vendor ............. GenuineIntel
CPU model .............. Intel® Core i7-3930K CPU @ 3.20GHz
System Information
Platform ............... Linux / Ubuntu 19.04
Operating system ....... 5.0.0-36-generic #39-Ubuntu SMP Tue Nov 12 09:46:06 UTC 2019 GNU/Linux
Core version ........... PixInsight Core 1.8.8-2 (x64)
Logical processors ..... 12
Total memory size ...... 58.915 GiB
1) ****** iceWM + RAM disk 10GB ******
Execution Times
Total time ............. 00:51.00
CPU time ............... 00:48.01
Swap time .............. 00:02.96
Swap transfer rate ..... 5601.434 MiB/s
Performance Indices
Total performance ...... 9223
CPU performance ........ 7883
Swap performance ....... 31024
2) ****** LXQT + RAM disk 10GB *****
Execution Times
Total time ............. 00:51.10
CPU time ............... 00:48.10
Swap time .............. 00:02.96
Swap transfer rate ..... 5605.288 MiB/s
Performance Indices
Total performance ...... 9206
CPU performance ........ 7869
Swap performance ....... 31045
3) ***** Openbox + RAM disk 10GB ******
Execution Times
Total time ............. 00:51.21
CPU time ............... 00:48.21
Swap time .............. 00:02.98
Swap transfer rate ..... 5571.279 MiB/s
Performance Indices
Total performance ...... 9185
CPU performance ........ 7851
Swap performance ....... 30857
4) ***** Wayland + RAM disk 10GB ******
Execution Times
Total time ............. 00:51.26
CPU time ............... 00:48.22
Swap time .............. 00:03.01
Swap transfer rate ..... 5513.529 MiB/s
Performance Indices
Total performance ...... 9177
CPU performance ........ 7849
Swap performance ....... 30537
Edited by Oleg Astro, 02 December 2019 - 03:54 PM.