introduction to multicore technology, especially the huge difference between AMD Multicore and Intel's multicore.
2 Multi-core introduction
With the development of chip manufacturing, the size of the transistors is getting smaller, which is likely to put more and more transistors in a chip, the experience-based discovery called Moore's Law, named after the first discovery of the law of the Intel company fo
processor cores into one silicon chip (or die ),Compared with opteron, it adds the system request interface (SRI) and CrossbarSwitch ). According to AMD, the role of these two core tasks should be arbitration and communication between the core and the core. They work with the integrated memory controller andWith the hypertransport bus, each
its calorific value, it rashly invested in the design of a dual-core processor code-named Smithfield, But there are a lot of unexpected problems. "Our design team will have a lot of problems shifting the focus from designing a high-performance single core processor to designing a multi-core processor," he said. ”
The
should all be four threads); The three-level cache is 6MB; all 64-bit processors; The memory controller is DDR3 1333MHZ,DDR3 1600MHz, it seems like they are basically not out of the same, hehe! Here's a look at their differences.
We have seen the Intel Core i5 four generation and i5 three generations of what the difference is after, must think that four Daicouri is not as good as the three generations of
instruction set processors such as IBM's resurgence. Although in the personal computer market, the intel® x86 series of processors in a long time is irreplaceable, because Microsoft in the operating system for it Baojia. But not necessarily in the server market, because, now the main operating system of the server is open source Linux, and Linux on what the processor can be run, so as long as one of the processors in all aspects of
technology to contend with AMD, but also add some new elements. The Nehalem architecture was launched last November for high-end desktops, with the first chips named Core i7 priced at $999. But Intel introduced a cheaper product for mainstream users in Monday, at a price ranging from 284 to 562 dollars, with a product priced at only $196. The introduction of the
Question: I want to know how to choose the Intel Core i3 3220 (box) processor installed should choose what kind of memory, how to build dual-channel mode of memory cost best, memory selection of how much appropriate.
Answer: The Intel Core i3 3220 processor is an Ivy Bridge processor and is a third generation processo
Csdn intel multi-core computing technology edition (1)
Thanks to celineshi, I am also a moderator of the Intel multi-core computing technology edition. Not long after I took office, I always wanted to add the most valuable post of this version (MVP ?) Put it together and give it to everyone. After the drag and drop,
The arrival of the multi-core era brings us a higher performance and lower energy consumption experience. While technology improves the performance of computers
Code More and more demanding, multi-thread parallel programming
Program The performance of multi-core systems ha
Many industry insiders have predicted that the real highlight of Intel's fourth-generation core processor will be a significant upgrade of the graphics unit. The news from Intel recently showed that the prophets were right. Also, Intel has made significant adjustments to its naming strategy.
The third-generation core
The Intel Core Graphics Control Panel interface has changed radically, so let's take a look at the latest version of the Intel Core Graphics Control Panel.
Click on the desktop blank Point Right button property, the graphic properties are preceded by Intel's Loga, this is the latest version of the
microprocessor architecture in load and store memory, if the access address is an integer multiple of N, n Bytes can be operated at a time (n = 2 ^ m), but if the n Bytes of the operation are in the address, the remainder of N is not 0, two or more clock cycles are required, especially when the address crosses the cache line, the performance impact is more serious. For example, if you want to read the 4 byte int variable, if the physical address of t
-threaded programs. This includes the rational division of tasks, several basic models for dynamic division, and theoretical and measurement standards for performance improvement. Someone from Intel summed up a multi-threaded programming methodology and taught you how to change from a single thread to a high-performance multi-thread step by step. I didn't talk ab
integer multiple of n, you can manipulate n bytes (n = 2^m) at a time, but if the operation's n bytes are at an address that is less than 0, then you need 2 or a previous clock cycle, especially if the address spans the cache After line, the performance impact is more serious. For example, read 4 byte int variable, if this variable in the memory physical address (note is the physical address, not the linear address) is exactly 4 of the integer times,
Multi-disk raid disk array is currently the most effective way to improve hard disk read/write speed and data security performance. It is generally used for enterprise users with special requirements. With the popularization of large-capacity hard disks, most home users also hope to have a RAID system that is both cheap and can take into account disk performance and data security.
Qualcomm ARM CPU vs. Intel x86 CPU Performance ComparisonWith the advent of the mobile internet era, arm-based CPUs such as Qualcomm (Qualcomm), Texas Instruments (Texas Instruments) have received more and more attention, while the former king's Intel x86 architecture seems to be struggling in the mobile internet due to power consumption issues.The
Use the original intel integrated performance (Intel IPP) for Windows to build on-demand functionality and improve application performance. It uses function libraries across multiple platforms. These functions are optimized for the multi-core Heart Function of
replace the previous generation of Pentium G2030, both of which have a default frequency of 3.0GHz, so we estimate that its CPU performance will not be significantly improved. Highlights are the new architecture of the core graphics card, although also named HD Graphics, but through gpu-z we can see G3220 core graphics card's EU unit has increased from 6 to 10.
Intel announces silvermont microarchitecture, a new design in Intel's 22nm tri-gate SOC process delivering significant increases in performance and energy efficiency.
Silvermont microarchitecture delivers ~ 3x more peak performance or the same performance ~ 5x lower power over current-generation
Http://www.intel.com/cd/software/products/asmo-na/eng/302910.htm
It is too powerful. Among them, vector/matrix mathematics, image processing, JPEG deCODE/encode, and data compression libraries are very constructive for improving the performance of GIS software. I remember that the Linux version seemed to be free at the time, and now I have to ask for money.
I did a comparative test last year. I forgot the specific test environment. Here I will onl
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