Gridcore Expands PathScales Reach into Important Northern European
Scientific Computing Markets

G�teborg, Sweden — May 12, 2004 —.PathScale, Inc.,
developer of innovative software and hardware solutions to accelerate the
performance and efficiency of Linux clusters, and Gridcore AB, a leading
system integrator of high-performance computing solutions, have announced an
alliance to market and support the PathScale EKO Compiler Suite in Sweden and
Scandinavia. The PathScale EKO Compiler Suite, comprised of C, C++ and
Fortran 77/90/95 compilers, is the worlds highest performance 64-bit compiler
suite for Linux-based AMD Opteron systems.

"Gridcore has a great history of delivering complete, integrated
solutions to users of high performance computing systems and developers of
HPC applications," said Nick Bavaro, VP of Sales at PathScale.
"Gridcore's participation in Pathscale's FastPath Reseller Partner
Program is an important step in expanding our reach into the critically
important European High-Performance Computing (HPC) market."

PathScale C, C++ and Fortran 77/90/95 compilers leverage the AMD Opteron
processor's high-performance 64-bit functionality and industry-leading
price/performance. Results on real application code and industry standard
benchmarks show that the PathScale Compiler Suite offers the highest
performance 64-bit compilers for AMD Opteron processor-based Linux servers by
a margin of up to 40 percent.

"We have decided to offer the PathScale EKO Compiler Suite to our HPC
customers because of its proven superiority among available Linux
compilers," said Daniel Persson, CEO of Gridcore. "Our customers
have expressed an enthusiastic interest in PathScale compilers to assure that
they get the very best performance from their AMD64 Linux-based systems and
applications.

First introduced in November, 2003, PathScale's compilers are now
immediately available through Gridcore's offices in G�teborg. They are
available as an annual subscription service at a cost of US$1,495 per user,
including all appropriate software, updates, upgrades and support for an
entire year.

About Gridcore

Gridcore is a systems integrator based in G�teborg, Sweden with a
professional staff consisting of systems engineers, performance engineers and
scientists. The company combines hardware, software and services to create
high-performance Linux-based solutions for technical and scientific
computing, and is a leading integrator of AMD Opteron™ and Grid engine
solutions in Scandinavia. For more details, please visit: www.gridcore.se,
phone +46 (0)31 16 61 90, fax +46 (0)31 20 32 92 or email info@gridcore.se.

About PathScale

Based in Sunnyvale, California, in the heart of Silicon Valley, PathScale
develops innovative technologies that substantially increase the performance
and efficiency of Linux clusters, the next significant wave in high-end
computing. Applications that benefit from PathScale's technologies include
seismic processing, complex physical modeling, EDA simulation, molecular
modeling, biosciences, computational chemistry, rendering, resource
optimization, decision support and data mining. The company has developed the
industrys highest performing C, C++, and Fortran 9X compilers for 64-bit AMD
Opteron processor Linux-based computer systems. PathScales investors include
Charles River Ventures, Enterprise Partners Venture Capital, CMEA Ventures,
Skymoon Ventures, ChevronTexaco Technology Ventures and the Dow Employees
Pension Plan. For more details, visit www.pathscale.com, send email to
sales@pathscale.com or telephone 1-408-746-9100.

PathScale and FastPath are trademarks of PathScale, Inc.
AMD, AMD Opteron, and combinations thereof are trademarks of Advanced Micro
Devices, Inc. All other trademarks and company names mentioned are the
property of their respective owners.