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My Dell laptop has been overheating when watching Netflix. After about 5 minutes of watching, the fan begins to ramp up, and after 10, it goes to full. I suspect either the RAM or the Intel 945GM graphics chipset. I have upgraded the CPU to core 2 duo T7600, and the RAM to 2x2 A-TECH PC-6400 RAM. HWmonitor does not display any abnormal tempatures, but when I touch the RAM it feels quite hot (around 50° c), but still not out of normal threshold. When I replaced the CPU, I noticed that the graphics chipset had a peice of thermal tape instead of thermal paste. I replaced it with thermal paste, not thinking it made a difference. Operating system-windows 10, and yes, I am using it on a hard surface. Thanks for any help!

I am surprised that you were able to upgrade the processor. The problem may be that the cooling system was not designed for the upgraded processor and is not able to cool it properly. The heat sink compound on the GPU may not be contacting the heat sink surface, the silicone heat strip is thicker and would contact both the GPU and the heat sink. At a minimum, put the silicone strip back in place. I would recommend going into diagnostics to test the CPU, heat sink and fan. Press F12 at the Dell splash screen and pick the menu option for diagnostics. The test you want is the CPU stress test, if the temperature get above 80 degrees Celsius ( water boils at 100 Celsius), then the heat sink is not sufficient for the upgraded CPU. You can try to get another heat sink asby and fan to see if it improves cooling performance.

Hi, you may look into these odds may happens due to: Check your Bios for any odd OC Look if your machine having direct temprature Check the connection between heatsink & processor Is youre fan spinning & blowing infront of heatsink Clean or replace thermal paste between processor & heatsink