HPCwire: Blogs & Commentary on High Performance Computing

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Michael Feldman GPGPU Looks For Respect
Post Date: May 24, 2007 @ 9:00 PM, Pacific Daylight Time
Blog: From the Editor

In 2007, general-purpose computation on GPUs is still the Rodney Dangerfield of HPC. Companies like NVIDIA want to change that. Recently, Andy Keane, general manager of NVIDIA's GPU computing group, briefed me on where the company stands today with their GPGPU effort and gave me a hint about where they're headed.

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Michael Feldman Labor Pains
Post Date: May 17, 2007 @ 9:00 PM, Pacific Daylight Time
Blog: From the Editor

One of the dark sides to globalization is its disruptive effect on labor markets. In the pursuit to maximize corporate profits, high-tech workers in the United States are being squeezed by foreign labor competition. Within the past few years, the H-1B visa worker program has become a symbol of what's wrong with U.S. policy in dealing with globalized labor markets.

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Michael Feldman Filling the Gap
Post Date: May 10, 2007 @ 9:00 PM, Pacific Daylight Time
Blog: From the Editor

The age of multicore architectures necessitates that the age of parallel programming happens concurrently. To make sure this occurs, the hardware and software community are going to have to collaborate like never before. There are signs that the industry is moving in this direction.

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Michael Feldman The Uncommodity Solution
Post Date: May 03, 2007 @ 9:00 PM, Pacific Daylight Time
Blog: From the Editor

In the competition of HPC accelerators, ClearSpeed's coprocessors must battle mass-produced GPUs, Cell processors, and FPGAs. Swimming against the current of commodity solutions is a risky strategy. Does ClearSpeed have the right stuff?

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Michael Feldman Revenge of the SMP?
Post Date: April 26, 2007 @ 9:00 PM, Pacific Daylight Time
Blog: From the Editor

The multicore phenom is changing the way people think about system design. If tricked out multicore SMP machines can replace low-end cluster systems, what will it mean when manycore arrives? Editor Michael Feldman considers some of the possibilities.

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Michael Feldman Bits and Bytes From IDF
Post Date: April 19, 2007 @ 9:00 PM, Pacific Daylight Time
Blog: From the Editor

Intel managed to keep things interesting at their semi-annual developer forum even though the chipmaker is currently between product cycles. The company talked up some of their new technology, including their 'Larrabee' initiative, and offered some early performance results for the upcoming 45nm Penryn processors.

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Michael Feldman Another Look at GPGPU
Post Date: April 12, 2007 @ 9:00 PM, Pacific Daylight Time
Blog: From the Editor

The interest in the general-purpose computation on GPUs (GPGPU) is at an all-time high. Is it for real or just hype? AMD, NVIDIA, PeakStream and others are putting their stakes in the ground and betting that stream computing will be the next big thing.

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Michael Feldman Anyone Know Where We're Headed?
Post Date: April 05, 2007 @ 9:00 PM, Pacific Daylight Time
Blog: From the Editor

What's missing in high performance computing today and where it's going depends on which part of the HPC elephant you're touching. This week, Editor Michael Feldman highlights three feature articles whose authors have rather different perspectives.

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Michael Feldman Congress Finally Getting Its HPC Act Together
Post Date: March 29, 2007 @ 9:00 PM, Pacific Daylight Time
Blog: From the Editor

The recent approval of the 2007 High Performance Computing R&D Act by the House is good news for the HPC community. Editor Michael Feldman takes a look the background of the bill, its chances in the Senate, and its significance for federal agencies should it become law.

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Michael Feldman HPC, Thy Name is Productivity
Post Date: March 22, 2007 @ 9:00 PM, Pacific Daylight Time
Blog: From the Editor

If you've been reading this publication for any length of time, you already realize that HPC is changing. But do we need to change what it stands for? Editor Michael Feldman takes a look at the Performance versus Productivity debate.

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Feature Articles

Intel Snaps New Grips to HPC Hook

Not content to let the Tianhe-2 announcement ride alone, Intel rolled out a series of announcements around its Knights Corner and Xeon Phi products--all of which are aimed at adding some options and variety for a wider base of potential users across the HPC spectrum. Today at the International Supercomputing Conference, the company's Raj....
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Top 500 Results Reveal Global Acceleration, Balance Shift

The Top 500 list of the world's fastest computers has just been announced. Not surprisingly, since it's been reported on prior to the official announcement, the Chinese Tianhe-2 system tops the list. And that is an understatement. We talk with Jack Dongarra, Horst Simon, Hans Meuer and others from the....
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Six Can't Miss Sessions for ISC'13

Outside of the main attractions, including the keynote sessions, vendor showdowns, Think Tank panels, BoFs, and tutorial elements, the International Supercomputing Conference has balanced its five-day agenda with some striking panels, discussions and topic areas that are worthy of some attention....
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Short Takes

Supercomputers: Still the King of the HPC Hill

Jun 17, 2013 | The advent of low-power mobile processors and cloud delivery models is changing the economics of computing. But just as an economy car is good at different things than a full size truck, an HPC workload still has certain computing demands that neither the fastest smartphone nor the most elastic cloud cluster can fulfill.
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TACC Longhorn Takes On Natural Language Processing

Jun 14, 2013 | For all the progress we've made in IT over the last 50 years, there's one area of life that has steadfastly eluded the grasp of computers: understanding human language. Now, researchers at the Texas Advanced Computing Center (TACC) are utilizing a Hadoop cluster on its Longhorn supercomputer to move the state of the art of language processing a little bit further.
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Titan Didn't Redo LINPACK for June Top 500 List

Jun 13, 2013 | Titan, the Cray XK7 at the Oak Ridge National Lab that debuted last fall as the fastest supercomputer in the world with 17.59 petaflops of sustained computing power, will rely on its previous LINPACK test for the upcoming edition of the Top 500 list.
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Top Supercomputer Signals Growth of Chinese HPC Industry

Jun 12, 2013 | At 31 petaflops of sustained LINPACK capacity, the new Chinese Tianhe-2 supercomputer will be the fastest supercomputer in the world when this month's Top 500 list comes out, as we reported previously in HPCwire.
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Intel Says Haswell Chips Offer ISVs Full OpenCL Compatibility

Jun 12, 2013 | HPC system makers are lining up to announce compatibility with the new fourth generation Intel Core processor, codenamed "Haswell." The new Iris GPUs based on the Haswell architecture are giving Intel new credibility in the graphics processing department.
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Best Practices in Big Data Storage

05/10/2013 | Cleversafe, Cray, DDN, NetApp, & Panasas | From Wall Street to Hollywood, drug discovery to homeland security, companies and organizations of all sizes and stripes are coming face to face with the challenges – and opportunities – afforded by Big Data. Before anyone can utilize these extraordinary data repositories, however, they must first harness and manage their data stores, and do so utilizing technologies that underscore affordability, security, and scalability.

Progress in Parallel: the Bull Parallel Programming Center

04/15/2013 | Bull | “50% of HPC users say their largest jobs scale to 120 cores or less.” How about yours? Are your codes ready to take advantage of today’s and tomorrow’s ultra-parallel HPC systems? Download this White Paper by Analysts Intersect360 Research to see what Bull and Intel’s Center for Excellence in Parallel Programming can do for your codes.

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HPCwire Live! Atlanta's Big Data Kick Off Week Meets HPC

Join HPCwire Editor Nicole Hemsoth and Dr. David Bader from Georgia Tech as they take center stage on opening night at Atlanta's first Big Data Kick Off Week, filmed in front of a live audience. Nicole and David look at the evolution of HPC, today's big data challenges, discuss real world solutions, and reveal their predictions. Exactly what does the future holds for HPC?

Webinar: Mellanox Virtual Modular Switch, the Most Efficient 40GbE Aggregation Switch Solution

Join our webinar to learn how IT managers can migrate to a more resilient, flexible and scalable solution that grows with the data center. Mellanox VMS is future-proof, efficient and brings significant CAPEX and OPEX savings. The VMS is available today.