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Help choosing a CPU

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I want to buy a new PC but I am totally confused with

(1) Hyper Threading
(2) Dual Core
(3) Core Duo
(4) Core 2 Duo

I barely started understanding that P4 3.8 GHz was the fastest sometime ago.

But now with above 3 how do they compare to P4 3.8 GHz in terms of Processing power ?

How much faster is the Latest Core 2 Duo in terms of P4 3.8 Ghz.

What is the difference between Core Duo, Core 2 Duo & Dual Core ?

Thanks
Kevin

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Today you should go with dual core cpus, not single core (or quad core if you actually need them)

Intel's dual core models are named 'Core 2 Duo' E6400, E6600 etc

You should stop looking at the GHZ number and understand what are the latest and best models available (which are the Core 2 Duo models, higher number means higher clock speed, faster processor)

I don't remember AMD's model name for dual core cpus, but Intel's models are better than AMD's for now

I think that each core is clocked at x speed, for example if the E6400 is clocked at 2.4GHZ, I think each core of the two is clocked at 2.4GHZ.

Reply to zerobeta

As for right now the Core 2 Duo Cpuz are the best! But if you want to go for an AMD dual core CPU they are called X2. suck ats the x2 3800+ and so on and so on.

Reply to melarcky

(1) Hyper Threading :

hyper threading i believe was what intel used to imatate ( if you could say, emulate) a dual ( core/no core) processor setup. im sure that it processes 2 threads at once instead of 1. hyper threading is now useless due to the fact you can get native dual core cpus and have much better performance. eg AMDs x2 and Intels Core 2 Duo ( pentium D is dead dnt bother with them )

(2) Dual Core : means it does everything hyperthreading does cept for the fact that it is an actuall 2 core processor.

(3) Core Duo : i dont kno much about these but i think these were intended as laptop cpus

(4) Core 2 Duo : intels answer to AMDs leadership ( used to be) in performance. they are now currently the best cpus in the market and sell for much cheaper than AMD equivalents.


* note : remeber this, just because intel has a new and shiny toy, does not mean taht AMD is dead and not worth buying. it also does not mean AMD sucks hardcore now as they still do what they do as good as they ever were.


hope it helps =]

Reply to tehrobzorz

Lets just say, a Core 2 Duo is the best thing you can get right now, and if you have no reason not to get it, then just pick from that. They pretty much corner the market price per performance wise.

The people above me pretty much nailed the difference, Hyper-threading was an Intel solution to try to improve multi-tasking, although it impacted some single thread applications. It's pretty much obsolete now, don't worry about it.

Dual Core means there are 2 CPU core's on one die, meaning you basically have two cpu's in your processor in one socket. Quad-core... 4 cpu on one die, 4 cpu in your socket, 4 cpu in your comp.

Core Duo is just Intel's mobile chip. Codenamed Yonah, it's what the current Core 2 Duo is based off of. No big difference between Core Duo and Core 2 Duo (Well, there are some fairly major differences, but won't performance very much overall in most mobile apps and battery life)

Lastly, Core 2 Duo... codenamed Conroe is just Intel's response to 3 years of sloth and gluttony... think of it as "The Empire Strikes Back (TM) "...

But then AMD might pull off a "Return of the Jedi (TM) "

Reply to Doughbuy
- 0 +

Most of the above are great explanations. The question is what do you want to do? How much do you want to spend? Do you have some parts squirreled away right now for a new build?

I am an AMD fan but can say unequivocably that the Core 2 Duos are the performance kings right now. No doubt about that. AMD has cut the prices on their CPUs by half just to compete which means there are some great deals if you have parts already in hand such as RAM or a mobo that you don't want to rplace.

If you want the fastest best performing PC then go Core 2 Duo. Also, as said above, the top speed of the processor doen't mean as much as it used to. It is an architecture thing.

Reply to Merc14
- 0 +

I've been an AMD fan since the clocks were below 300MHz. But the Core 2 Duo has forced me to go back to Intel. No CPU for a long time has ever had such a huge performance increase over a last generation CPU. We're talking about 15-20% better performance than AMDs current best CPU. And Intel has priced the C2D resonably (a shocker for Intel!)

Currently, C2D is your best choice, hands down. The e6400 can outperform an Athlon 64 X2 5000, and the e6400 is over $200 cheaper. And if you overclock the e6400 you can easily outperform the Athlon FX-62, which is $450+ more expensive.

http://www23.tomshardware.com/cpu. [...] &chart=166
Check out this CPU chart from TomsHardware. It'll give you an overview of all the current CPUs. With an overclocked e6400, you could easily perform on par with the 6800 extreme in that chart.

Reply to jrwalte

Keeping Future in mind as well as upgrading or exchanging in future, Core 2 Duo seems to be the consensus.

Thank You ALL for great inputs & suggestions. I really appreciate it.

Kevin

Reply to Kevin2244
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