Computer Architecture And Organization: Computer Architecture And Organizations

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Computer Architecture & Organization (2) Research Dr. Bassam Kahhaleh Waseem Arafeh 20100014 In this research we will discuss the techniques Intel designers did to improve microprocessors. The focus will be on the Intel Core I7 CPU methods that made them do a progress in performance, CPU clock rate, Quick path interconnect speed, …etc. Intel started to market i7 name at the beginning of 2008, before the ‘Core2’ was in use. I7-chip processers bring revolutionary changes to CPU. Memory This element governs the memory I/O, before it was located on separate chip but now it is located inside the processer providing faster communication between the two components, this means more bandwidth and cutting down memory latency. Memory channel supports three channels of DDR3 memory; this means you must have a multiple of three dual in line memory module (DIMM), which comprises a series of dynamic random access memory then comes the memory frequency where the memory DIMM can operate on various frequencies: 1333MHz/1066MHz/800MHz, the frequency is proportional to the bandwidth and performance, thus the higher the frequency the higher the bandwidth and performance but under conditions: 1. The motherboard must support that frequency. * Core i7 require LGA1366 socket to serve. 2. There must be enough memory DIMMs populated per processer to equalize with the number of memory channels. * If you have 3 or less DIMMs populated for each processer, they will run at 1333Mhz. If you added 1 to 3 more DIMM the original 3 and the added one will serve at lower frequency 1066MHz. By considering both memory channel and memory frequency the memory capacity performance can be highly increased. Intel QuickPath Interconnect ... ... middle of paper ... ...es running multiple OSs side-by-side on the same processing hardware. Intel has added new features such as hardware-assisted page-table management and directed I/O in the Core i7 processors and its chipsets that allow software to further improve their performance in virtualized environments. These improvements coupled with increases in memory bandwidth and processing performance allow engineers and scientists to build more capable and complex virtualized systems for test, measurement, and control. The Core i7 family of processors based on the Intel offers many new and improved features that benefit a wide variety of applications including test, measurement, and control. Engineers and scientists can expect to see processing performance gains as well as increases in memory and data throughput when comparing this microarchitecture to previous microarchitectures.

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