ARM and x86 come from a similar original purpose, the creation of a powerful, flexible instruction set architecture that can be used on modern personal computers. The technologies made a clear split, however, when x86 won that space , ARM was nudged aside.
Friday, 3 February 2012
To me both of these architectures are subperb, they both are the best in different enviorments, The x86 is leading in the performance area by a long shot in the pc enviornment, but the ARM is the leader in Embbedded PDAs, notebooks and etc. due to the Low power consumtion of the processor. the x86 in leading in high performance and has not quite got it together on lowering its power consumsion.
Now the good thing is that as far as priceing goes the ARM you may get for a tad bit smaller fee then the x86, which you have to purchase, unlike the ARM achitecture..
Now the good thing is that as far as priceing goes the ARM you may get for a tad bit smaller fee then the x86, which you have to purchase, unlike the ARM achitecture..
Thursday, 2 February 2012
x86 are mainly today a dual-core processor that can handle most common computer tasks, like browsing the web, sufficiently. However, computer programmers may find new ways to take advantage of the three or more cores in multi-core processors to do new things that dual-core processors won't be able to handle. Dual-core processors are generally less expensive than other multi-core processors, but if the price is negligible, the more cores, the better.
Whats most interesting to me on this particular subject is that Intels x86 is effectively Intel's. The company guards the instruction set architecture. AMD and Intel both have the ability to develop and build new x86 processors, but only because of old licensing argeements. Modern embedded designs have multiple processors, multiple caches, multiple threads handling graphics and files... and single-threaded file systems that have to handle all that data. Using flash media, using a multi-threaded file system will eliminate this bottleneck and can give a solid performance improvement by allowing parallel access to files.
Sunday, 29 January 2012
ARM defines "Embedded Computing" as equipment that performs computing functionality, yet is provided as a "black box"; preloaded applications, limited/no capability to expand hardware functionality and in some cases no screen.
Unlike PCs, system cost, power and form factor constraints often demand the use of Real-Time Operating Systems or Linux, to enable the platform to operate with less system memory.
Modern embedded designs have multiple processors, multiple caches, multiple threads handling graphics and files... and single-threaded file systems that have to handle all that data.
Using flash media, using a multi-threaded file system will eliminate this bottleneck and can give a solid performance improvement by allowing parallel access to files.
My next post will be a short post on the overall savings of the ARM instruction set, which ic based on High Proformanc and the useage of Low Power.
http://www.arm.com/products/processors/cortex-m/index.php
Unlike PCs, system cost, power and form factor constraints often demand the use of Real-Time Operating Systems or Linux, to enable the platform to operate with less system memory.
Modern embedded designs have multiple processors, multiple caches, multiple threads handling graphics and files... and single-threaded file systems that have to handle all that data.
Using flash media, using a multi-threaded file system will eliminate this bottleneck and can give a solid performance improvement by allowing parallel access to files.
My next post will be a short post on the overall savings of the ARM instruction set, which ic based on High Proformanc and the useage of Low Power.
http://www.arm.com/products/processors/cortex-m/index.php
Friday, 27 January 2012
Although the 8086 was primarily developed for embedded systems and small single-user computers, largely as a response to the successful 8080-compatible Zilog Z80, the x86 line soon grew in features and processing power. Today, x86 is ubiquitous in both stationary and portable personal computers and has replaced midrange computers and RISC-based processors in a majority of servers and workstations as well. A large amount of software, including operating systems (OSs) such as DOS, Windows, Linux, BSD, Solaris, and Mac OS X supports x86-based hardware.
Friday, 20 January 2012
ARM is a 32-bit reduced instruction set computer (RISC) instruction set architecture (ISA) developed by ARM Holdings. It was named the Advanced RISC Machine, and before that, the Acorn RISC Machine. The ARM architecture is the most widely used 32-bit instruction set architecture in numbers produced.Originally conceived by Acorn Computers for use in its personal computers, the first ARM-based products were the Acorn Archimedes range introduced in 1987.
Acorn BBC
The relative simplicity of ARM processors makes them suitable for low power applications. As a result, they have become dominant in the mobile and embedded electronics market, as relatively low-cost, small microprocessors and microcontrollers. In 2005, about 98% of the more than one billion mobile phones sold each year used at least one ARM processor.As of 2009, ARM processors account for approximately 90% of all embedded 32-bit RISC processors, and are used extensively in consumer electronics, including personal digital assistants (PDAs), tablets, mobile phones, digital media and music players, hand-held game consoles, calculators and computer peripherals such as hard drives and routers.
Acorn BBC
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