Exactly Why Is The Intel Core I7 Processor So Much In Demand
You probably noticed new computer systems from Dell, Gateway and others using the latest, bizarre-sounding chip from Intel: the Core i7 processor. You may have even noticed some benchmarks and features displaying this is a real beast of processor. Well, we're really anxious about the Core i7 processor, so here's an easy guide to why it's so awesome:
Fine, so the way Intel develops chips is on what it really describes the "tick-tock cycle". The "tick" is the improvement of its current micro-architecture, typically reducing it down to make it more power efficient, along with other tweaks. As you now may guess, the "tock" implies the launch of an entirely new micro-architecture.
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Penryn, for instance, was the tick to the Core 2's tock, shrinking it down from a 65-nanometer process to 45nm. Core i7 is a tock, making use of a whole new micro-architecture codenamed Nehalem. Core i7 Nehalem is certainly a dramatic step ahead, remedying many lingering Intel architecture defects that AMD actually had them beat on years back. So, these are 4 things that especially make the new chip amazing:
Bye Bye Front-Side Bus
The olden front-side bus setup has long been a lug on Intel's chips, and they're eventually ditching it. The FSB generally carried computer data between the CPU and memory controller hub, however that didn't perform so well when you started talking buckets of cores. Rather is a brand new technology called QuickPath Interconnect that'll make the older bottlenecks history and operating lots of cores even better.
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QPI uses direct point-to-point contacts which have a bandwidth of roughly 25GB/s, way faster compared to what FSB could provide. The disadvantage is that it requires a new QPI-friendly motherboard. This idea is rather cribbed from AMD, whose Hyper-Transport continues to be doing something similar for a long period.
Integrated Memory Controller and Triple-Channel Memory
Before, with Intel chips, communication had to take place across the front-side bus, causing things slow. The last memory bonus is that Core i7 sustains triple-channel memory.
Now, you're possibly on a computer using dual-channel memory (in English, I denote that it uses RAM sticks in sets of two). Core i7 can make 3 sticks of RAM the new standard-so keep an eye out for plenty of 6GB and 12GB systems operating around.
The Return of Hyper-Threading
Intel rejected Hyper-Threading after the Pentium 4, however it's back in Core i7 (and Atom, but actually, psh). Basically, it's a parallel-processing technology that operates multiple threads simultaneously. In English, it divvies up jobs to be crunched by a processor at the same time, instead of one after the other. It short, it helps make video encoding and other parallel-friendly procedures work faster.
We're interested to see what type of benefits this will generate in tandem with applications coded to take advantage of threading, including the following great operating systems, Snow Leopard and Windows 7, which will supposedly make better use of numerous cores and parallel processing compared to current OSes. The i7 2600K Processor is just one that will surprise you.
So yeah, this i7 processor review gets our engines moving, and we're not even chip nerds. (Sincere!) Sadly though, right now there are simply some Core i7 chips accessible, and they're all for desktops. There's little of a downside for portables-save for the need for new motherboards along with the DDR3 RAM already used by premium laptops-but before you notice it in a Dell XPS notebook or MacBook Pro, you're going to see it in lots of desktop gaming and graphics-intensive devices. Laptops possibly won't appear until way into up coming year, but we think they'll be really worth the wait.
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