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TechRepublic Resources

Feedback Directed Prefetching: Improving the Performance and Bandwidth-Efficiency of Hardware Prefetchers
High performance processors employ hardware data prefetching to reduce the negative performance impact of large main memory latencies. While prefetching improves performance substantially on many programs, it can significantly reduce performance on others. Also, prefetching can significantly increase memory bandwidth requirements. This paper proposes a mechanism that incorporates dynamic feedback...
Tags: Performance, Memory Bandwidth, Hardware, Performance Management, Human Resources, Workforce Management
White papers
Memory Bandwidth and the Performance of Scientific Applications: A Study of the AMD Opteron Processor
The goal of this paper is to evaluate the memory subsystem performance of the AMD Reference Design Kit RDK, "Quartet", a four-CPU system based on the AMD Opteron processor. This paper begins by discussing the unique features of the AMD Opteron processor's memory subsystem and the system architecture of the...
Tags: Performance, Memory Bandwidth, AMD Opteron, Advanced Micro Devices Inc., Processors, Semiconductors, Hardware, Components
White papers
Efficient Use of Memory Bandwidth to Improve Network Processor Throughput
This paper considers the efficiency of packet buffers used in packet switches built using Network Processors NPs. Packet buffers are typically implemented using DRAM, which provides plentiful buffering at a reasonable cost. The problem addressed in this paper is that a typical NP workload may be unable to utilize the...
Tags: Processor, Bandwidth, DRAM, Network, Memory Bandwidth, Packet Buffer, Memory, Routers & Switches, Semiconductors, Hardware, Components, Networking
White papers 2008-01-01
Scheduling to Overcome the Multi-Core Memory Bandwidth Bottleneck
Need more compute servers but don't have room for them? Or maybe one doesn't have enough electrical capacity to feed them, or enough cooling capacity? One is not alone. Multi-core processors may be the solution. However, while multi-core processors may solve many of the problems associated with compute cluster sprawl,...
Tags: Multi-core Processor, Memory Bandwidth, Multi-core, Processors, Semiconductors, Hardware, Components
White papers 2007-11-01
Package Technology to Address the Memory Bandwidth Challenge for Tera-Scale Computing
Tera-scale computing stresses the platform architecture with memory bandwidth being a likely bottleneck to processor performance that presents unique challenges to CPU packaging. This paper describes the evolution in packaging technology with each processor generation to meet increasing memory bandwidth needs and the revolution in package technology required for tera-scale...
Tags: Performance, Memory Bandwidth, Computing, Performance Management, Processors, Human Resources, Workforce Management, Semiconductors, Hardware, Components
White papers 2007-08-22
Fast FIR Filters for SIMD Processors With Limited Memory Bandwidth
FIR filtering is one of the most populars DSP algorithms. Finite impulse response filters are easy to design, unconditionally stable, phase linearity is easily obtained. Also noise and rounding error analysis are easy. On the other hand FIR filters require high filter order when compared to IIR ones. It means...
Tags: Algorithm, Memory Bandwidth, Calculation, Filter, Engineering
White papers 2006-08-20
Intelligent Packet Discard Policies for Improved TCP Queue Management
Recent studies have shown that suitably-designed packet discard policies can dramatically improve the performance of fair queueing mechanisms in internet routers. The Queue State Deficit Round Robin algorithm QSDRR preferentially discards from long queues, but introduces hysteresis into the discard policy to minimize synchronization among TCP flows. QSDRR provides higher...
Tags: Packet, Memory Bandwidth, TCP, QSDRR, Tcp/Ip, Routers & Switches, Networking
White papers 2007-01-01
TCP Offload Through Connection Handoff
This paper presents a connection handoff interface between the operating system and the network interface. Using this interface, the operating system can offload a subset of TCP connections in the system to the network interface, while the remaining connections are processed on the host CPU. Offloading can reduce computation and...
Tags: Network, Handoff, Operating System, Memory Bandwidth, Association For Computing Machinery, TCP, Tcp/Ip, Networking
White papers 2006-04-21

Additional Resources

Memory Technology Evolution: An Overview of System Memory Technologies
The growing demand for increased memory bandwidth, the arrival of gigahertz processors, and the ever-growing demands of today's software have fostered a need for improved memory technologies. As a result, a wide variety of memory technologies are on the market, each with architectural advantages and disadvantages. Compaq evaluates all memory...
Tags: Hewlett-Packard Co., Compaq Computer Corp., Memory Technology
White papers 2002-04-01
Current & Future Main Memory Technology for IA Platforms
This presentation presents Intel main memory roadmap - Volume/price projects from industry analysts & different applications for main memory. DDR3 provides increased bandwidth per watt.
Tags: Intel Corp., DDR3
Presentations 2006-09-27
RAID-II: A High-Bandwidth Network File Server
The RAID Redundant Arrays of Inexpensive Disks group at U. C. Berkeley built a prototype disk array called RAID-I. The bandwidth delivered to clients by RAID-I was severely limited by the memory system bandwidth of the disk array's host workstation. The authors designed the second prototype, RAID-II, to deliver more...
Tags: Bandwidth, Disk, Disk Array, File Servers, Enterprise Software, Software
White papers
Bandwidth Vista (zip)
Bandwidth Vista is a modern bandwidth meter, informative and intuitive to use. Whether you are looking for network problems or simply want to check your bandwidth speed, Bandwidth Vista is the only bandwidth meter and bandwidth tester you will need. Bandwidth Vista meters all your connected interfaces at once including...
Tags: Bandwidth, Microsoft Windows Vista, Bandwidth Vista
Software downloads 2006-06-16
Rambus to announce Terabyte Bandwidth Initiative
Rambus, maker of RDRAM memory, will announce its Terabyte Bandwidth Initiative. This initiative will define a road map for technologies that will super charge bus transfers for multicored processors of the future. An excerpt from Ars Technica: For the past three years, Rambus has been laying...
Tags: Rambus Inc., Bandwidth, Intel Corp., Arun Radhakrishnan
Blog posts 2007-11-27
Radeon X1800 Memory Controller
The Radeon X1800 Series GPUs are the world's most sophisticated and powerful graphics accelerators. One of the most significant new technologies included in this design is a new ring bus memory controller, which enables support for unprecedented memory speeds and bandwidth. Together with supporting technologies, including programmable arbitration logic and...
Tags: Arbitration, Radeon, Memory Controller, Radeon X1800 Series GPU
White papers 2005-09-30
Bandwidth Splitting
I would like to know the steps to implement bandwidth splitter? which we can create... Plz do let me know.Which product are you using to split the bandwidth?Actually i don't have any idea which software to be used?We are using Cisco Router and Switches.for that we need to perform the...
Tags: venu1105@...
Q&A 2005-09-08
Memory and Network Bandwidth Aware Scheduling of Multiprogrammed Workloads on Clusters of SMPs
Symmetric Multiprocessors SMPs, combined with modern interconnection technologies are commonly used to build cost-effective compute clusters. However, contention among processors for access to shared resources, as is the main memory bus and the NIC can limit their efficiency significantly. This paper first provides an experimental demonstration of the effect of...
Tags: Algorithm, Contention, Aware, Bandwidth, Network, Memory, IEEE, Engineering, Networking, Processors, Semiconductors, Hardware, Components
White papers 2006-07-26
HyperMemory: Next-Generation Memory Management for PCI Express Graphics
The availability of significant amounts of high-bandwidth memory is a key component of an efficient, high-performance graphics subsystem. For this reason, high-end graphics subsystems in modern enthusiast and workstation configurations are often seen with: 256 Megabytes of Double Data Rate memory operating on a 256-bit wide memory interface. While such...
Tags: PCI, Memory, High-performance, Graphics, PCI Express, Leadership, Management
White papers 2005-12-14
SolarWinds Engineers Edition (zip)
New Engineers Toolset has over 45 Network Discovery, Monitoring and Management tools. Inventory your entire network with SONAR, use the performance monitor to measure bandwidth traffic, % utilization, CPU load, disk space & memory. Perform fault management with alerting & email notification. Also included: Full MIB browser, IP Address Management...
Tags: Disk, Memory, Monitoring, CPU, Tool, New Engineers Toolset, Productivity, E-mail, Networking, Online Communications
Software downloads 2006-03-06
White Paper on Bandwidth Management
SecuraNET user-based bandwidth management prevents bandwidth abuse and resultant pipeline choking through bandwidth scheduling and providing committed, burstable bandwidth, protecting enterprises from Internet productivity threats. SecuraNET UTM enables enterprises to maximize performance of business-critical applications by allocating bandwidth based on all TCP & UDP Ports. Enterprises can assign committed bandwidth...
Tags: Bandwidth Management, Bandwidth, SecuraNET UTM
White papers 2007-05-18
ShaPlus Bandwidth Meter (exe)
ShaPlus Bandwidth Meter remains in tray and displays the bandwidth consumed for the session, day and month. This will be useful for people with limited bandwidth/month internet connection. Other features: option to make meter always visible, transparency of meter can be adjusted, option to exclude bandwidth during certain period of...
Tags: Bandwidth
Software downloads 2007-05-14
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