Question Can the junction temperature reading be wrong on AMD rx6800xt ?

Jun 12, 2023
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Ok so I had an rx6600xt for a year
The difference between junction vs GPU temp was around 20 to 30 degrees

I picked up a used sapphire nitro Rx 6800xt today and the temperature difference is very wierd

While the gpu temp is at 72 the junction doesn't go past 80

Now that won't allow the fans to go faster so the gpu temp reaches 80 so I introduced a custom fan curve and I'm keeping it under 73

But I'm curious can the junction temo be wrong cuz 7 to 10 degrees difference doesn't make sense to me

It's even sometimes 5 degrees I mean the difference
 
Ok so I had an rx6600xt for a year
The difference between junction vs GPU temp was around 20 to 30 degrees

I picked up a used sapphire nitro Rx 6800xt today and the temperature difference is very wierd

While the gpu temp is at 72 the junction doesn't go past 80

Now that won't allow the fans to go faster so the gpu temp reaches 80 so I introduced a custom fan curve and I'm keeping it under 73

But I'm curious can the junction temo be wrong cuz 7 to 10 degrees difference doesn't make sense to me

It's even sometimes 5 degrees I mean the difference
The junction location is further from extra heat in the new card compared to the old