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SEAGATE RAISES 3.5-INCH HARD DISC PERFORMANCE/CAPACITY STANDARDS WITH THIRD GENERATION OF BARRACUDA DRIVES; New 8- and 4- and 2-Gbyte versions of Seagate's award-winning 7,200-rpm line use MR heads, PRML read channel and leading-edge interface technologies to achieve performance required for a wide range of systems and applications.


SCOTTS VALLEY, Calif.--(BUSINESS WIRE)--May 30, 1995--Seagate Technology is launching a third generation of its highly-acclaimed Barracuda barracuda, slender, elongated fish of tropical seas. Barracudas have long snouts and projecting lower jaws armed with large, sharp-edged teeth. They are ferocious, striking at anything that gleams, and are considered excellent game fishes.  line of 7,200-rpm 3.5-inch disc drives with new 8-, 4- and 2-Gbyte versions that are the first among Seagate's broad spectrum of drives to combine magnetoresistive See magnetoresistance.  (MR) heads, partial response/maximum likelihood (PRML (Partial Response Maximum Likelihood) A technique used to differentiate a valid signal from noise by measuring the rate of change at various intervals of the rising waveform. ) read channel electronics and today's fastest system interfaces, UltraSCSI and Fibre Channel.

The Barracuda 8 and the inch-high 4- and 2-Gbyte Barracuda 4LP drives provide OEMs, VARs and distributors with a complimentary set of high-performance disc storage products for a wide range of applications. Each of the drives will be available with one of two new high-performance industry-standard interface versions: the 40 Mbyte/sec UltraSCSI or the 200 Mbyte/sec Fibre Channel-Arbitrated Loop (hardware, standard) Fibre Channel-Arbitrated Loop - (FC-AL) A fast serial bus interface standard intended to replace SCSI on high-end servers.

FC-AL has a number of advantages over SCSI.
 (FC-AL (Fibre Channel-Arbitrated Loop) See Fibre Channel.

FC-AL - Fibre Channel-Arbitrated Loop.
) serial peripheral interface (communications, hardware) Serial Peripheral Interface - (SPI) A serial interface in which a master device supplies clock pulses to exchanges data serially with a slave over two data wires (Master-Slave and Slave-Master). . The MR head, PRML channel and embedded-servo technologies used in the new Barracudas enable disc drive performance and storage capacities necessary for the latest breeds of engineering workstations, network system servers, mainframes and supercomputers. Typical applications in these environments include professional audio/video editing and playback, computer-aided design and manufacturing Computer-aided design and manufacturing

The application of digital computers in engineering design and production. Computer-aided design (CAD) refers to the use of computers in converting the initial idea for a product into a detailed engineering design.
, on-line transaction processing (database) On-Line Transaction Processing - (OLTP) The processing of transactions by computers in real time.  and professional imaging.

"Seagate is recognized in the industry as being a leader in the development and delivery of data technology products that our customers demand," said Bernie Carballo, executive vice president of Sales and Marketing at Seagate. "These new drives are yet another example of how we leverage our technology and experience into products that allow us to sustain our dominance of this segment of the disc drive market."

Each of the new Barracudas feature 8-millisecond average seek times and 4.17 ms latencies (as a result of the 7,200 rpm spindle speed). The drives' PRML digital read channels support internal data rates of up to 120 Mbits/sec. All of the barracudas drives use a 512-Kbyte cache for data buffering, which can segment itself into as many as 16 partitions to provide optimal read and write performance. The combination of those performance features with industry-standard UltraSCSI and FC-AL make the new Barracudas among the fastest performers in the industry. Both interfaces are built upon Seagate's field-proven Advanced SCSI SCSI
 in full Small Computer System Interface

Once common standard for connecting peripheral devices (disks, modems, printers, etc.) to small and medium-sized computers. SCSI has given way to faster standards, such as Firewire and USB.
 Architecture II (ASA Asa (ā`sə), in the Bible, king of Judah, son and successor of Abijah. He was a good king, zealous in his extirpation of idols. When Baasha of Israel took Ramah (a few miles N of Jerusalem), Asa bought the help of Benhadad of Damascus and  II), a feature designed to reduce controller overhead and raise overall drive performance.

"When the award-winning Barracuda was first launched in 1993, it set the standard for high performance," said Don Colton, Seagate's vice president of Product LIne Management and Marketing. "The success of the Barracuda family has established these 7,200-rpm products as the new standard for mainstream sever and workstation applications. The Barracuda 8 and 4LP products, along with Seagate's new 5.400-rpm Hawk 2XL drives, cover the entire spectrum of performance applications."

"Performance has become an important differentiator in high-capacity drives," said Crawford del Prete, senior industry analyst at International Data Corp. "As 5,000-plus-rpm disk drives are becoming more pervasive on desktop systems, server and performance workstation platforms are moving to the 7,200-rpm performance level. Seagate is well positioned to capitalize on this market transition."

The Barracuda 8 and 4LP families of drives support hot-plug SCSI and Blind-Mate single connector (SCA-II) standards, making them ideal for RAID (redundant array of independent discs) applications. These features enable connection or disconnection of the drive to an operational array with no corruption of data or power transients, as well as easy integration into a RAID backplane by eliminating cabling complexity. SCAM Plug-n-Play Level 2 is fully supported by each of the new Barracudas, providing automatic ID configuration between the drive and the host system. This removes the need to manually configure the Barracuda in a multi-peripheral RAID environment.

The new Barracudas all have one-million-hour MTBF (Mean Time Between Failure) The average time a component works without failure. It is the number of failures divided by the hours under observation.

MTBF - Mean Time Between Failures
 (mean time between failure) ratings and come with a five-year limited warranty. The drives also incorporate industry-standard Self-Monitoring, Analysis and Reporting Technology (S.M.A.R.T) as a means of anticipating drive failures, allowing system OEMs to alert users if a drive's data is in jeopardy, avoiding potential data loss.

Evaluation units of the 8.7-Gbyte ST18771 Barracuda 8 and the 4.3-Gbyte ST34371 and 2.1-Gbyte ST32171 Barracuda 4LP drives are scheduled for availability in the third calendar quarter of 1995. Production quantities are scheduled for availability in the fourth quarter.

Seagate Technology is a data technology company that provides products for storing, managing and accessing digital information on the world's computer and data communications systems. Seagate's stock is traded on the New York Stock Exchange New York Stock Exchange (NYSE)

World's largest marketplace for securities. The exchange began as an informal meeting of 24 men in 1792 on what is now Wall Street in New York City.
 under the symbol "SEG n. 1. (Bot.) Sedge.
2. The gladen, and other species of Iris.
1. A castrated bull.
."

CONTACT: SEAGATE

David Webb, 408/439-2838

Tyson Heyn, 408/439-2859
COPYRIGHT 1995 Business Wire
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 1995, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.

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Publication:Business Wire
Date:May 30, 1995
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