XP emulation is still slow

Temporary forum to discuss issues and problems during a VirtualBox Beta or Release Candidate phase.
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birdie
Posts: 469
Joined: 2. May 2010, 14:19
Primary OS: Fedora other
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Windows, Linux, other Unixes
Location: Artem S. Tashkinov
Contact:

XP emulation is still slow

Post by birdie »

I raised this issue at least a couple of years ago if not earlier.

Windows XP emulation is quite slow in VirtualBox for some reasons.

Consider this simple test case:

* WinRAR 5.91 32 bit, built-in benchmark
* Windows XP 32bit; I/O APIC: enabled; 1 or 4 guest CPUs
* Windows 10 64 bit; 4 guest CPUs

Check the results:

* Windows 10: 5245KB/sec
* Windows XP: around 4000KB/sec, i.e. 25% slower.
Attachments
winrar 591 32bit windows 10 64 (4 guest CPUs).png
winrar 591 32bit windows 10 64 (4 guest CPUs).png (45.3 KiB) Viewed 3426 times
winrar 591 32bit windows XP 32 (4 guest CPUs).png
winrar 591 32bit windows XP 32 (4 guest CPUs).png (48.98 KiB) Viewed 3426 times
winrar 591 32bit windows XP 32 (1 guest CPU).png
winrar 591 32bit windows XP 32 (1 guest CPU).png (48.99 KiB) Viewed 3426 times
klaus
Oracle Corporation
Posts: 1406
Joined: 10. May 2007, 14:57

Re: XP emulation is still slow

Post by klaus »

Please provide VBox.log for all your issues. Otherwise the probability that anyone can reproduce or investigate in a productive manner is pretty close to zero.
birdie
Posts: 469
Joined: 2. May 2010, 14:19
Primary OS: Fedora other
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Windows, Linux, other Unixes
Location: Artem S. Tashkinov
Contact:

Re: XP emulation is still slow

Post by birdie »

This is reproducible with default settings for these Operating Systems.

Host OS: Fedora 40, Linux 6.9.8
CPU: Ryzen 7 5800X

This is also reproducible with the following CPUs: Ryzen 7 3700X, Ryzen 7 7840HS and multiple Intel CPUs.

No idea how a log file could help.
Attachments
VBox.log
(79 KiB) Downloaded 1617 times
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