Today I want explain you the “5V issue” with old Athlon (XP) systems and modern power supplies.
Thereafter I will show you some solutions for using and Athlon XP system even with a PSU with weak 5V rail.
At the end I make some current measurements regarding the 5V rail to show you, how much current is really needed with some tweaks.
00:00 – Introduction / Overview
01:09 – Description of the “5V issue”
03:55 – Options to (at least) reduce the problem
10:25 – Test system
11:22 – GPU measurements
14:57 – CPU underclock measurements
16:38 – CPU undervolt measurements
18:10 – Conclusion
19:32 – Measurement equipment, additional info
On Vogons you can find some additional current measurements of some graphic cards:
Phil did also a video regarding the Athlon PSU issue: