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I have computer related questions. Can you help?
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ShyGuy:
Thermal Paste is typically Lithium Grease. This is a compound that will not dry but stay liquid or semi-liquid for a long time. The purpose of Thermal paste is to conduct heat from the CPU to the heatsink. The liquid fills in any microscopic gaps between processor and heat sink so that you don't get any pockets of extremely hot air against the CPU.

While Lithium Grease is white in color there are other heatsink compound variants. A popular variation is silver based thermal grease which uses Silver as its base ingredient. Silver is a highly heat conductive metal and the theory is that it will transfer heat more efficiently. They also make Copper and Gold based thermal compounds.

Most new heat sinks ship with a packet of paste or a pre-applied layer of compound. There are also thermal tape variants which are more solid but serve the same purpose; to give full contact on the surface of the chip and to conduct the heat.

A thing to keep in mind when dealing with Thermal paste is you often want to remove the old paste and apply new when installing a new processor. This ensures full contact. Chemical removal of previous Thermal compound is recommended as removing with a razor blade has the risk of put a nick in your heat sink, which can lead to a heat pocket.

Another important item when dealing with the new application of grease is not to apply too much. This is a common mistake. You only need a thin layer over the top of the CPU (1mm thick) Too thick a layer of thermal compound causes the grease to act as an insulator rather than a conductor. A tiny packet of thermal compound has enough grease for a dozen processors.
UltimatePartyBear:

--- Quote from: BlackNMild2k1 on June 10, 2009, 05:39:16 PM ---Last time I did a cpu install, my friend brought his own grease and said it was way better than the stuff the cpu had come with. That's why I asked.

But is there any real difference between Dual Core & Core2Duo? Cause I kinda wanted a Core2Duo just because it sounds better... damn marketing.

--- End quote ---

The grease thing is kind of like Monster branded cables.  The products target the same enthusiasts who like blue LEDs in their power supplies.

I have no idea what the technical differences are, but Wikipedia says:

--- Quote ---In terms of features, price and performance at a given clock frequency, Pentium Dual-Core processors are positioned above Celeron but below Core and Core 2 microprocessors in Intel's product range.
--- End quote ---
BlackNMild2k1:
I did a little sleuthing on my own, and it seems the only differences is power consumption, as Core Duo & Core2Duo were designed with use in laptops in mind.

I don't know how accurate that is, but I really don't know who to ask.

and after some looking around on newegg... I think I might have picked a winner
http://www.newegg.com/Product/Product.aspx?Item=N82E16819115206
only $40 more. You think its worth the extra $40 or should I just get the other one?
ShyGuy:
Core 2 Duo is the newer generation of dual core cpus from Intel. They have an improved architecture that has better performance. With the same specs, a Core 2 Duo is slightly faster due to the optimization.
BlackNMild2k1:
OK. I'm gonna buy it tomorrow.
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