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Quad-cores are usually better than dual-cores.
It basically determines how fast a machine runs along with the ability to handle multiple tasks simultaneously.
Currently, all Core i3s are dual-core processors.
Having several cores can also drastically increase the speed at which certain programs run.
The Core i3 range is entirely dual-core, while Core i5 and i7 processors have four cores.
It is difficult for an system to take advantage of the multi-core system.
Having multiple cores means that the computer can work on more than one task at a time more efficiently.
The cache is just like RAM, only faster because its built into the CPU itself.
Both RAM and cache serve as holding areas for frequently used data.
Basically, RAM minimizes interaction with the hard disk, while cache minimizes interaction with the RAM.
Obviously, with a larger cache, more data can be accessed quickly.
The Core i3 processors have either 3MB or 4MB of cache.
The Core i5s have either 4MB or 6MB of cache.
Finally, all Core i7 CPUs have 8MB of cache, except for i7-4770R, which has 6MB.
This is clearly one reason why an i7 outperforms an i5 and why an i5 outperforms an i3.
Here, bigger is better.
Core i3 chips have 3- or 4MB, while Core i5 has 6MB and the Core i7s have 8MB.
So if a CPU is a dual-core, then supposedly only two threads can be served simultaneously.
However, Intel has a technology called Hyper-Threading.
This enables a single core to serve multiple threads.
The Intel Core i3 series has hyper-threading.
The Intel Core i7 series supports hyper-threading, too.
But the Intel Core i5 series doesnotsupport it.
In other words, a total of four threads can run simultaneously.
This is one of the many reasons why Core i7 processors are the best.
Not only are they quad cores, they also support Hyper-Threading.
Thus, a total of eight threads can run on them at the same time.
Turbo Boost dynamically increases the clock speed of Core i5 and i7 processors when more power is required.
But like with everything else, Intel has made the system a little confusing.
There are now typically three levels of graphics units:Intel HD,Intel Iris, andIntel Iris Pro.
Intel Iris 550 is better than Intel HD 520, but also basic.
But Intel HD 530 is a high-performance graphics unit and is better than Intel Iris 550.
However, Intel Iris Pro 580 is also a high-performance graphics unit and better than Intel HD 530.
While the i3 processors are the lowest specced in the Core line-up, theyre a great jack-of-all-trades.
They have only two physical cores, but hyper-threading helps make up for this deficit.
Hyper-threading doubles the processors available threads, simulating four virtual cores.
you’re able to expect prices between $110 and $140.
Intel Core i5: Who is it for?
The L3 cache also jumps up to 6 MB for desktop processors.
Intel Core i7: Is this what you really need?
At the top of the heap are Core i7 processors.
These chips include four logical cores, like the i5 series.
They also include hyper-threading, creating eight threads over four physical cores.
