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Lapping Vs Non-Lapping Vs Thermal Pastes - Temperatures Tested on GPU Die

2015-03-24
so when I recently got this 650 TI beast in for $70 I thought wow what a bargain and upon putting into my computer although it worked the temperatures were a little bit high so I upon taking off the cooler I noticed how rough the heatsink the base plate was so I decided to do a little guide on lapping and changing thermal paste and note the differences for you guys and let you know what the best options are so recently I decided to build a workstation PC for work I mean who would have ever thought around a workstation PC for work but anyway I decided to put in a 650 Ti boost in there which I got for $70 now this price honestly it's pretty damn good value for money considering it boosts I mean it boasts about the same performance as a 750 Ti though using a little bit more power though when I put it in I noticed that the temperatures were a little bit high so I immediately pulled it out started cleaning it down and I found that the heatsink paste they put on this was junk also upon putting my fingernail and running it across the heatsink I noticed that it was really rough had a lot of grooves in it so I decided not only to change the heatsink paste and document the actual temperature change with just the heatsink paste alone I decided to lap the cooler as well and document the temperature change with that as well so let's get on to some results now so in conclusion what can I say about the whole thing that just happened here well the thermal piece made the biggest difference as we saw with the Arctic silver 5 this stuff got us a 5 degree drop over the stock heatsink pace when we tested that the Animax did pretty well as well that got a 4-3-3 degree drop though the cool board to his liquid pro I thought was slightly behind the Animax paste and it was a little bit behind the Arctic silver 5 and this surprised me because I read on the internet this stuff was really good like this was the best if you're putting it on a GPU die don't know where I read that but this stuff didn't do the best I mean it did better than the stock thermal heatsink pace but it didn't do the best and especially since it costs the most here out of these contenders I thought it would have done the best and also considering that collaboratory as liquid pro is really good on dies so surprised to see that this didn't do so well last but not least or should I say last but least the silicon grease this stuff did terrible on a GPU die so don't use this stuff on dies I think that's something to come out of this video I even though I've been a bit of a fan of this stuff just using our normal heat sinks but it did terrible for what it's worth on a die and last lastly the lapping itself you guys probably saw the results didn't do too well like I was surprised I thought we would have got a bigger drop out of lapping a cooler like this especially one which I thought was sort of a worst case scenario where the grooves were really rough and you could see with my fingernail are etched it on there and then after I smoothed it down it was really smooth where I sanded it back so I was kind of surprised to see that the temperature temperature drop was probably only half or a 1 degree at best over just the stock rough heat sink so I guess that's a compliment to the heatsink pace and how good they're getting and sort of how much of a slack they can take so that's time to come out of this video yeah heatsink piece they make a big difference so make sure you pick your heatsink pace carefully I know a lot of guys are big fans of like on mx4 I'm a big fan of artic silver 5 and I'm going to keep being a big fan after the video this stuff's pretty damn good it's consistent anyway keep in mind with lapping I'm sure it would make a bigger difference though if we had a bigger heatsink on a bigger die for instance saying like my old GTX 780 lightning which had like a one-and-a-half kilogram cooler on it and the die would have been a lot bigger than a 650 TI boost and I think would make more of a difference in those kind of circumstances so anyway for what it's worth though the average person on an average GPU would probably not need to go out and lap their CPU cooler so I think lapping is one of those things that that's for more high performance like real the guy trying to get the last grain out of his arm out of his wheat or something like that so anyway that's a bad analogy so anyway guys I'll catch you in another tech video very soon if you have any questions yet drop a comment below and I'll get back to you as soon as I can if you liked the video please give it a thumbs up and I will catch you in another tech video very soon bye
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