VOGONS


Voodoo 1 Cooling

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Reply 20 of 20, by bloodem

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rasz_pl wrote on 2022-07-15, 16:03:

ok, can we get someone with a hot running V1 to glue a thermocouple to the chip and run some experiments? how hot is 'hot'?

I did not use a thermocouple, I used an IR gun (a pretty good and accurate one, actually), and IIRC, I got ~70 degrees for the FBI chip of a Diamond Monster Voodoo 1 after 30 - 60 minutes of running Unreal Gold timedemo 1.
With the Voodoo 2 (also the FBI chip), I measured 80+ degrees.

I should mention that these measurements were done on an open test bench. I couldn't tell you what the actual room temperature was when I performed these tests, but I can tell you that my room is never hotter than 23 degrees, because I can't stand it (I also live near the mountains, so I obviously prefer cool temps 😁 ).

All in all, I prefer to keep these chips at 60 degrees or less, which is surprisingly difficult to do inside a period correct case.

1 x PLCC-68 / 2 x PGA132 / 5 x Skt 3 / 9 x Skt 7 / 12 x SS7 / 1 x Skt 8 / 14 x Slot 1 / 5 x Slot A
5 x Skt 370 / 8 x Skt A / 2 x Skt 478 / 2 x Skt 754 / 3 x Skt 939 / 7 x LGA775 / 1 x LGA1155
Current PC: Ryzen 7 5800X3D
Backup PC: Core i7 7700k