'Memory bus' presentation slideshows

Part II: Architecture

Part II: Architecture. Goal: Understand the main properties of parallel computers.

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The Memory Hierarchy

The Memory Hierarchy. Today. Storage technologies and trends Let it wash over you Locality of reference Caching in the memory hierarchy. Main Memory = DRAM. Random-Access Memory (RAM). Key features RAM is traditionally packaged as a chip.

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5.6 Cache Coherency Issues

5.6 Cache Coherency Issues. cache coherency problem: when the cache and main memory do not have the same data (stale data problem) stale data problem can appear in both uniprocessor (write back Fig. 5.22) and multiprocessor environment. 5.6.2 Software Solutions.

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55:035 Computer Architecture and Organization

55:035 Computer Architecture and Organization. Lecture 11. Outline. Interrupts Program Flow Multiple Interrupts Nesting IO Architecture Bus Types Transfer Methods Disks Disk Arrays. Interrupts. Mechanism by which other modules (e.g. I/O) may interrupt normal sequence of processing

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Computer Architecture

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Parallel Computer Architecture Part I

Parallel Computer Architecture Part I. (Part 2 on March 18). Latency. Defn: Latency is the time it takes one message to travel from source to destination. Includes various overheads. E.g. Taking the T (or the SMRT for the Singaporeans) Time to walk out the door to the station

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The Memory Hierarchy

The Memory Hierarchy. CS 105 Tour of the Black Holes of Computing. Topics Storage technologies and trends Locality of reference Caching in the memory hierarchy. Random-Access Memory (RAM). Key features RAM is packaged as a chip Basic storage unit is a cell (one bit per cell)

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Microprocessor Engineering

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Cache Memory and Performance

Cache Memory and Performance. Many of the following slides are taken with permission from Complete Powerpoint Lecture Notes for Computer Systems: A Programmer's Perspective (CS:APP) Randal E. Bryant and David R. O'Hallaron http:// csapp.cs.cmu.edu/public/lectures.html

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??220 ?????????? ???????? ??????????

??220 ?????????? ???????? ??????????. ????????? ??????? 200 7 -200 8 ??????? - BUSSES. What is a bus?. A Bus Is: shared communication link single set of wires used to connect multiple subsystems A Bus is also a fundamental tool for composing large, complex systems

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I/O

I/O. Hakim Weatherspoon CS 3410 Computer Science Cornell University. [Weatherspoon, Bala , Bracy , McKee, and Sirer ]. Big Picture: Input/Output (I/O). How does a processor interact with its environment?. Big Picture: Input/Output (I/O).

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CpE 242 Computer Architecture and Engineering Interconnection Networks

CpE 242 Computer Architecture and Engineering Interconnection Networks. Memory. Processor. Recap: Advantages of Buses. Versatility: New devices can be added easily Peripherals can be moved between computer systems that use the same bus standard Low Cost:

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Computer Security

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AMD OPTERON ARCHITECTURE

AMD OPTERON ARCHITECTURE. Omar Aragon Abdel Salam Sayyad This presentation is missing the references used. Outline. Features Block diagram Microarchitecture Pipeline Cache Memory controller HyperTransport InterCPU Connections. Features. 64-bit x86-based microprocessor

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Mother Board and Buses

Mother Board and Buses. By Tony Jia 2010.02.19. What is a Mother Board?.

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ECE 291

ECE 291. Lecture 1: Microprocessor Evolution & Organization Constantine D. Polychronopoulos Professor, ECE Office: 463 CSRL. Spring 2000. History of Microprocessors. First microprocessor introduced by Fairchild/Intel: 4004 & 4040, 4-bit proc.

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Computer Organization Lecture 23 DMA, Exception and interrupt

Computer Organization Lecture 23 DMA, Exception and interrupt. Subhasis Banerjee IIIT-D. Direct Memory Access (DMA). Three primary data transfer mechanism: Polling ? processor waits for data in a loop Interrupt driven ? An interrupt signal facilitates data transfer

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7.2 Peripheral Supplementary 2

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Symmetric and CC-NUMA

Symmetric and CC-NUMA. Scope. Design experiences of SMPs and Coherent Cache Nonuniform Memory Access (CC-NUMA) NUMA Natural extension of SMP systems. Processor & Cache. Processor & Cache. Processor & Cache. Processor & Cache. . . . . . . Interconnect. Bus/Crossbar. Memory. Memory.

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Operating System Attributes for High Performance Computing

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