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Is this normal for a heatsink that has been used? (Pics)

Curious. Took off my Alpha 8045 and this is what the bottom looked like

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Looks like the processor sorta scratched up the surface. I didn't touch them so I can't tell really what it is. I assume once tinted that it won't really matter even if they are small scratches. Curious though as to what would cause this. The way it mounts it allows for no movement, and I'm sure that it was put straight down, with no side to side movement. Does the processor really run that hot? I've never seen one like that.
 
Should be because of the amount of pressure the clip put on the CPU when it's on it. Copper is not really hard and it's easily damaged.
 
There anything wrong with it or is it to be expected? Like if it's sold is it a big deal? I've just never noticed it on others before, this is my first copper one though. Many of them going to be like that?
 
Did you apply any thermal goo on it before use??

I think it'll sell if you lap it to mark off the damage. It's not really expected but some facial damage always happen whenever the clip is too hard on the CPU. It's either the CPU or the surface of the HS. In your case, the surface of your HS got damaged instead of your core.
 
Already lapped 🙂

Needed some finer sandpaper, just had a couple of thousand grit lying around but should be fine 😛

Notified the buyer with pics and will let him decide what he wants to do. Was already getting a deal on it. If he decides to pass I'll just re-list it for a discount. This thing wasn't supposed to be able to overtighten. Guess we disproved that one 🙂
 


<< Already lapped 🙂

Needed some finer sandpaper, just had a couple of thousand grit lying around but should be fine 😛

Notified the buyer with pics and will let him decide what he wants to do. Was already getting a deal on it. If he decides to pass I'll just re-list it for a discount. This thing wasn't supposed to be able to overtighten. Guess we disproved that one 🙂
>>



I was puzzled at the fact that it's overtighten too. :Q How could it be?? I thought those HSF has springs to put the pressure on the CPU so that you don't put too much on it by just screwing on it?
 
No idea. The springs worked like they were supposed to, bottomed out and the nuts just turned on the other side. Curious how others have turned out. At least it didn't crush the core. Odd indeed.
 
Shouldn't affect performance. You shouldn't worry about it too much. Mine did the same thing and a friend had that happen with his sk-6.
 


<< This thing wasn't supposed to be able to overtighten >>

That's normal. It wasn't overtightened. The silicon is much harder than the soft copper. If anyone says it's not normal then they've never used a copper HS.
 
Heck, I saw the same thing on the bottom of my FOP 32 and it was an aluminum sink. Before lapping I mean, damn that thing was rough. Looks like your alpha wasn't as smooth as mine came from the factory, any time you have 'ridges' you're going to get those 'squished' areas like that. Softer the material or the rougher the surface the more pronouced it'll be.

NO PROBLEM.

--Mc
 
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