MOUNTAIN VIEW, Calif. — February 21, 2006 —
PathScale, the developer of innovative software and hardware solutions to
accelerate high performance computing, today announced that Visual Numerics
has ported its IMSL™ Fortran Numerical Library to the PathScale EKOPath
Compiler Suite. Support of Visual Numerics' Fortran Library will enable
scientific and technical institutions using PathScale's award-winning EKOPath
Compiler to better perform advanced numerical analysis, leading to an
acceleration of breakthroughs in science and engineering.

U.S. DOE's National Energy Research Scientific Computing
Center (NERSC) Implements the PathScale EKOPath Compiler Suite for its New
Linux Systems Environment

-- EKOPath Enables Researchers to Optimize a Highly Diverse Range of
Applications Including Astrophysics, Life Sciences, Climate Research, Data
Analysis, Accelerator Physics and Modeling --

PathScale Announces Trade-Up Program; Invites Users of
Portland Group's PGI® Compilers to Upgrade to the Higher Performance
PathScale EKOPath™ Compiler Suite

-- Attractive Incentives Offered for PGI Users to Switch to PathScale's
Award-Winning 64-Bit Linux® Compilers for FORTRAN, C and C++ --

-- World's Fastest Compilers for 64-bit Linux Clusters Continue to
Build Strong Market Momentum --

Mountain View, CA — February 23, 2005 —
PathScale, developer of innovative software and hardware solutions to
accelerate the performance and efficiency of Linux clusters, has been voted
the 2004 Supercomputing Product of the Year in an online readers poll
conducted annually by SupercomputingOnline.com, a leading Web-based news
source for high performance computing, networking and communications
professionals.

-- Fujitsu-Siemens, Sumisho Electronics, Compusys PLC and Aspen Systems
are Among the Latest Global Partners to Begin Selling PathScale High
Performance Computing Software Products --

-- SPEC Benchmarks Show Sun Servers Perform up to
29 Percent Faster when Optimized by PathScale Compilers --

LinuxWorld, Boston, MA — February 15, 2005 —
PathScale, developer of innovative software and hardware solutions to
accelerate the performance and efficiency of Linux® clusters and developer
of the award-winning EKOPath™ Compiler Suite, has joined Sun Microsystems
in announcing the results of groundbreaking standardized performance tests.
These announcements were made this week at the LinuxWorld Conference and Expo
in Boston.

Newest Version of Award-Winning PathScale EKOPath Compiler Suite
Delivers Higher Performance, OpenMP 2.0, a New Advanced Serial Debugger
and Complete Support for AMD® Opteron™ and Intel® Xeon™ EM64T
Applications

PathScale EKOPath™ Compiler Suite 2.0 To Include
OpenMP 2.0 Support

-- Flagship 64-bit Compiler Suite Gains Wide Industry Support and Wins
Award for Greatest Price Performance in a Software Application --

PathScale Product Suite to be Offered with HP Servers

-- World's Fastest 64-bit Compilers for Linux Clusters to be Available
for High-Performance Computing Customers Directly from HP and its Global
Reseller Network --

September 22, 2004 

PathScale EKO Compiler Suite Adoption Zooms Upwards

"PathScale is fast becoming the number one compiler choice for
prominent researchers, scientists and engineers who want to achieve the
highest performance from their HPC systems. An important milestone has
now been reached with over 1,000 sites downloading the PathScale EKO
Compiler Suite."