Media Fusion allows users to
link and interpret massive amounts of data acquired through various data
sources into one common operating picture to make effective decisions. With offices
worldwide, the company is headquartered in Mountain View, Calif.

This news release contains forward-looking statements regarding the sale
of products that are subject to risks and uncertainties that could cause
actual results to differ materially from those described in such statements .
At MIT's Department of Earth, Atmospheric and Planetary Sciences,
researcher Chris Hill is working with fellow scientists at MIT and elsewhere
to deploy advanced computing technology for studying phenomena including ocean
circulation, weather systems, climate dynamics and seismic and mantle
processes . By handling larger problems all at once,
we can get to our results sooner."
In western China , researchers at the Institute of Desert Meteorology,
Urumqi, part of the China Meteorology Administration , are turning to
high-performance SGI technology to develop new insights in ecological
regeneration , sustainable use of natural resources, and the image of desert
areas on global climate change.

meteorological stated

After a year that saw some of the most devastating weather systems in
recent memory, many of the world's top meteorologists will convene here Jan. Deployed in two phases
(the first expected in February and the second by May 2006), the new system
will also allow HMS to exploit even higher resolution numerical models with
more complex dynamical and physical computations.

World's Leading Scientists Study and Preserve Earth Environment With Help From SGI Technology

hydrosphere weathernet

"
At the SGI booth, AMS attendees will be able to view a range of NOAA
animations, a demonstration of Viz5D visualizations , and a selection of
tsunami and hurricane models from Florida State University.
"It is clear that more accurate forecasts are needed to instill a level of
confidence that will allow lives to be saved due to improved evacuation and
disaster response activities," said Ilene Carpenter, Ph.
- - Desert Research Institute (DRI). This alliance of the Royal Meteorological Institute, the
Belgian Institute for Space Aeronomy, and the Royal Observatory of
Belgium deployed an SGI supercomputing and storage solution to predict
the changing weather conditions for Belgium 's 10.

SILICON GRAPHICS | The Source of Innovation and Discovery
SGI, also known as Silicon Graphics, Inc.

stated atmospheric

354/455) will see powerful new
technologies designed to accelerate the large -scale simulations and analyses
that meteorologists need to run to quickly and accurately pinpoint weather
trends.)
Brazil's National Institute of Meteorology (INMET) also recently turned to
SGI to equip its Division of Numerical Modeling with SGI compute,
visualization and SAN solutions . The new SGI
solutions are expected to be installed in February.S. Navy's Fleet Numerical Meteorology and Oceanography Center. "Our existing resources weren't
adequate to produce the high-resolution regional modeling effort we had in
mind," said Jim Bisagni, principal investigator on the project and associate
professor at UMass Dartmouth.com.

NOTE: Silicon Graphics, SGI, Altix, the SGI cube and the SGI logo are
registered trademarks, and NUMAflex and The Source of Innovation and
Discovery is a trademark of Silicon Graphics, Inc.

Meteorology is the branch of science which studies weather.

oceanic stated

D.
Meteocat serves the Catalonia region, which includes the Pyrenees
mountains , a region that is vulnerable to flash flooding., DRI uses SGI
server and storage technologies to drive and manage mesoscale
meteorology models that help the institute deliver twice-daily
forecasts of fire weather and smoke information to meteorologists and
fire and air quality managers in California and Nevada.
For researchers at UMass Dartmouth's School for Marine Science and
Technology in New Bedford, Mass.
An eight-processor SGI Altix system, installed during June 2004, serves as
the compute engine for the three-year project. "This project involves assimilating and
analyzing huge amounts of data from multiple sources.

percentage allexperts

Located at the Sede
Boqer campus of Ben Gurion University of the Negev in Israel, the
institute uses an SGI Altix supercomputer to identify new mechanisms of
change in the biological diversity of arid areas, while examining
possible scenarios for the loss of animal and vegetation species
resulting from climate and environmental changes.
-- Nanjing University of Information Science + Technology.com
256-864-3426

SGI PR HOTLINE
650-933-7777

SGI PR FACSIMILE
650-933-0283

notis interrad

"Timeliness has always been an essential factor in numerical weather
prediction. Based in Barcelona, Spain,
Meteocat uses SGI Altix servers as a platform for MM5 models to alert
civil defense agencies of rapidly changing weather conditions.

SGI delivers innovative technology to researchers and scientists employed
in the study of such phenomena as climate change, tsunami, ozone depletion,
environmental impacts in urban planning, groundwater pollution, and the
improvement of severe event and climate forecasting . Such risks and
uncertainties include financial and contractual commitments, the installation
and performance of hardware and software, reliance on performance of
third-party partners, timely delivery of the system, acceptance of the system
by the customer, and other risks detailed from time to time in the company's
most recent SEC reports.
But by comparing circulation models with two new sources of
data -- satellite-based observations and location-specific data collected
within waters located off the coast of New England -- scientists have a chance
to generate new and useful simulations.

Only state-of-the-art
technology like the kind provided by SGI could deliver the performance and
architecture we needed to support our combined data analysis and modeling
approach."
SGI computing, visualization and storage solutions are particularly well
suited to scientific applications , due in large part to SGI's third-generation
NUMAflex(TM) architecture.

meteorology allexperts

, weather and
climate applications technical lead, SGI. The
extraordinary memory demands of INMET's source code and the need for simple
code maintenance and updates were key drivers in the selection of SGI to
enhance the forecasting and simulation environment at INMET. SGI Altix systems and
SGI(R) InfiniteStorage solutions help BAMS meteorologists run HPC
atmospheric modeling programs to predict the course of weather threats
such as hurricanes, severe thunderstorms, and unhealthy air quality.
-- Catalan Meteorological Service (Meteocat).

whirling chasing

SGI won the HMS contract over HP and IBM
due to the SGI Altix platform's blistering performance on the ALADIN numerical
weather prediction model and on MM5. Based in Reno, Nev.
-- NASA Advanced Supercomputing facility.

Listings here should concern the scientific practice of meteorology, information about weather events of historical interest, meteology as a hobby, and some instruments and products which either facilitate scientific meteorology or come from that background.

percentage whirling

Combined with today's high-resolution and compute-intensive
weather models , this puts an extraordinary burden on HPC," said Mike Clancy,
Technical and Scientific Director of the U. SGI Altix and
InfiniteStoragesolutions are helping this Chinese facility develop a
new, more accurate weather forecasting model.
-- Space Pole.com.

allexperts whirling

29 through Feb ."

SGI drives meteorology innovation
The AMS annual meeting arrives as more meteorological innovators than ever
are tackling their most complex forecasting and modeling problems with SGI(R )
solutions. With the new solutions, INMET will run a
wide variety of complex meteorological sciences models and applications,
including the High Resolution Model, the High Resolution Brazilian Model , the
Grid Analysis and Display System, and several in-house codes. Whether it's sharing images to aid in brain surgery, finding oil
more efficiently, studying global climate, providing technologies for homeland
security and defense or enabling the transition from analog to digital
broadcasting , SGI is dedicated to addressing the next class of challenges for
scientific, engineering and creative users., in the United States
and/or other countries worldwide.

hydrologic freese

Fleet
Numerical leverages SGI solutions to run its Coupled Ocean/Atmosphere
Mesoscale Prediction System (COAMPS) model to predict weather and ocean
conditions in complex coastal areas of the world. These include
Dalhousie University, Israel's Jacob Bluestein Institute for Desert Research,
NASA Ames Research Center, the University of Minnesota Supercomputing
Institute, Oak Ridge National Laboratory, and the Fleet Numerical Meteorology
and Oceanography Center. This makes SGI's high-performance
computing , visualization and storage technologies a vital part of the
institute's work.

chasing whirling

BAMS supplies more than 200 broadcast television customers in the US
with real-time, site-specific forecast data, modeled using technology
from SGI. Department of Energy's Oak Ridge National Laboratory (ORNL). Until recently, biological
data collected intermittently on ships lacked the duration and geographic
breadth to provide a meaningful context for broad-based studies in this area.

notis atmospheric

-- German Climate Research Center (DKRZ). Because Earth system modeling
puts enormous burdens on traditional visualization solutions, DKRZ has
driven 3D visualizations on a Silicon Graphics Prism(TM) visualization
system, and recently boosted its graphics capabilities.S. Beyond weather
prediction modeling, SGI solutions support satellite and radar image
processing and data management solutions for the terabytes of data managed in
this industry as well as the air and water quality modeling arena., is a leader in high-performance
computing, visualization and storage.

MEDIA CONTACT
Marla Robinson
marlar@sgi., climate changes in the western North
Atlantic Ocean may hold the answers to how oceanic circulation and biology
impact the carbon cycle , the intricate web of interactions between the
biosphere, atmosphere, oceans and geosphere -- all of them linked by the
element that is the basis of all life on Earth. All other trademarks mentioned herein are
the property of their respective owners.

phenomena atmospheric

The past year's unparalleled sequence of major weather-related disasters
has pushed storm forecasts into the forefront of the public's consciousness. Located at Ames Research Center
in Mountain View, Calif.
-- U. Whether it's sharing images to aid in brain surgery, finding
oil more efficiently, studying global climate , providing technologies for
homeland security and defense or enabling the transition from analog to
digital broadcasting, SGI is dedicated to addressing the next class of
challenges for scientific , engineering and creative users.

NOTE: Silicon Graphics, SGI, Altix, the SGI cube and the SGI logo are
registered trademarks, and Silicon Graphics Prism and The Source of
Innovation, and Discovery are trademarks of Silicon Graphics, Inc.
They join a long list of SGI customers pioneering the study of global
warming and the impact of environmental changes on the Earth. Achieving those insights requires numeric analysis and modeling
of enormous amounts of weather data., and can be found on the Web
at http://www.

percentage chasing

To
meet their rapidly escalating demands, they are turning to high-performance
computing (HPC) solutions from Silicon Graphics (OTC: SGID). All other trademarks
mentioned herein are the property of their respective owners. And today, Silicon Graphics
(NYSE: SGI) announced that scientists at three respected institutions have
joined the ranks of researchers worldwide who rely on SGI(R) computing,
visualization and storage solutions to study and preserve the planet's
resources and ecosystems. "Studying the Earth system is important to society, but it also
presents fascinating problems in fluid dynamics, physics, chemistry, geology,
hydrology and computer science," said Hill, whose modeling work in MIT's
Program of Atmospheres, Oceans and Science incorporates a 16-processor SGI(R)
Altix(R) server with 80GB of memory, which was installed at MIT in the summer
of 2004., is a leader in high-performance
computing, visualization and storage.

whirling freese

DKRZ serves as
a "laboratory" for scientists studying the climate system with coupled
numerical models of the most important physical, chemical and
biological processes.

3 million citizens,
study the upper atmosphere, and identify climate trends.
By studying certain aspects of desert climates, institute researchers may
discover new truths about global warming and even gases and glacial-snow
meteorology.

aws climatological

Visitors to the SGI booth (Nos. These include:

-- Baron Advanced Meteorological Systems (BAMS).com
256-773-2371

SGI PR HOTLINE
650-933-7777

SGI PR FACSIMILE
650-933-0283

, As Earth Day
2005 approaches, more scientists than ever are working to understand our
environment and mankind's impact on it.

stated weathernet

Meteorologists Worldwide Put SGI Solutions at the Forefront of Weather Prediction

These model
results are then used to simulate potential observations from the next
generation of geo-stationary weather satellites.sgi.

freese rms

"At Fleet Numerical,
SGI HPC systems allow us to meet the very stringent timeliness requirements
that naval operations place on our models. As a first for
AMS attendees, SGI will spotlight the new SGI(R) Altix(R) 4700 blade system,
revolutionary blade server that delivers higher density while enabling new
levels of performance and flexibility . "As leading meteorologists convene
to discuss their innovations at the AMS meeting, SGI is proud to see its
solutions enable vital breakthroughs in meteorological sciences. More than half of the world's major meteorological research and
forecasting sites use SGI(R) compute, storage and visualization solutions. SGI servers, visualization systems, and
storage area network solutions were installed in March to give the institute's
researchers dramatic new capabilities in their search for answers to climate
changes and weather patterns in western China and beyond.

notis meteorology

Navy's Fleet Numerical
Meteorology and Oceanography Center, in Monterey, CA.
SGI will also demonstrate its Media Fusion technology powered by the
Silicon Graphics Prism(TM) visualization system. With the help of the new Altix system ,
HMS scientists can compute forecasts in just a few minutes, instead of the
hour required on the institute's current hardware., NASA's 10,240-processor Columbia Altix
supercomputer allows researchers to simulate decades of ocean
temperature changes in only days. ORNL
researchers use industry-standard SGI servers and storage solutions to
project the impact of increased carbon emissions and to study
mitigation strategies., and can be
found on the Web at http://www. "Powerful
systems such as SGI Altix allow us to accelerate our ability to apply basic
science to these practical problems. This unique global shared-memory architecture
enables researchers to hold entire data sets in memory, allowing for faster
and more interactive data analysis , and resulting in more incisive
conclusions.

SILICON GRAPHICS | The Source of Innovation and Discovery(TM)
SGI, also known as Silicon Graphics, Inc.

whirling nexrad

(See related press release.
-- Cooperative Institute for Meteorological Satellite Studies (CIMSS)." In particular, Hill said, Altix servers are
"powerful tools for formally combining simulations and observations to produce
giant brain-scans of the whole plant in unprecedented detail. SGI's vision is to provide technology
that enables the most significant scientific and creative breakthroughs of the
21st century. With offices worldwide, the
company is headquartered in Mountain View, Calif.sgi.

Listings related to finding or reporting weather news should go to News: Weather.

freese meteorological

ATLANTA, 86th Annual American Meteorological Society Meeting, To quench society's relentless thirst for accurate
forecasts, meteorologists the world over are seeking ever more powerful tools
to help them predict the behavior of weather systems , oceans and climates. 2 for the annual meeting of the American Meteorological
Society (AMS).

oceanic chasing

For instance, to meet the rapidly increasing requirements of
ultra-short-range and short-range atmospheric forecasting, the Hungarian
Meteorological Service (HMS) recently selected SGI(R) Altix (R) as its new
weather forecasting supercomputer.
HMS and INMET join a wide array of innovative SGI customers devoted to
weather forecasting and climate change research.
-- Jacob Blaustein Institutes for Desert Research., in the
United States and/or other countries worldwide.
The reader is cautioned not to rely unduly on these forward-looking
statements, which are not a guarantee of future performance.
Most recently, the Massachusetts Institute of Technology (MIT), the
University of Massachusetts-Dartmouth (UMass Dartmouth), and the China
Meteorology Administration's Institute of Desert Meteorology Urumqi recently
acquired powerful SGI computing solutions to drive new discoveries in a range
of environmental and atmospheric sciences.

MEDIA CONTACT
Marla Robinson
marlar@sgi.

It is often an inexact science, especially when forecasting is involved, so that predictions often are stated as a percentage of probability.

meteorology stated

S. An
SGI Altix supercomputer helps CIMSS, as part of the Space Science +
Engineering Center at the University of Wisconsin -Madison, to model the
state of the atmosphere over extremely large domains.
-- U. SGI's vision is to provide technology
that enables the most significant scientific and creative breakthroughs of the
21st century.MIT, UMass Dartmouth, and China Meteorology Administration Are Latest to Join
Global Research Efforts Powered by SGI

MOUNTAIN VIEW, Calif. Hill and his team also make extensive use of the 10,240-processor
Columbia Altix supercomputer at NASA Ames Research Center.
"To understand the practical problems the world faces, we first need to
comprehend the underlying, purely scientific problems," Hill said.