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IBM 7204 IBM External Drive
IBM 7204 IBM External Disk Drive

The 7204 IBM RS/6000* External Disk Drives provide additional function and enhancement capabilities to the RS/6000 POWERstation*/POWERserver* 200, 300, 500 Series and to the POWERserver* Models 990, 980, and 970. The 7204 family comes in both single port and dual port SCSI connector configurations.

Model Highlights 7204-001

The 7204 Model 001 offers 1.0 GB of external disk storage, with an average seek time of 11ms, in a stand-alone enclosure that can be attached to an IBM RS/6000 SCSI I/O Controller. The 7204-001 is a single port SCSI connector device.

Model Highlights 7204-010

The 7204 Model 010 offers 1 GB of external disk storage, with an average seek time of 9.5ms, in a stand-alone enclosure that can be attached to an IBM RS/6000 SCSI I/O Controller. The 7204-010 is a dual port SCSI connector device.

Model Highlights 7204-112

The IBM 7204 Model 112 External Disk Drive, a stand-alone 1.1GB capacity drive, lets you add disk storage to that which is offered internally in the RS/6000*. Increased data capacity allows you to add new application programs and expand the number and size of data files stored online and readily accessible. The 7204-112 attaches to the host RS/6000 via SCSI cable to the SCSI-2 Fast/Wide Adapter/A (#2415) controller or the SCSI-2 Fast/Wide PCI-Bus Adapter (#2408 or #6208) when attached to a RISC System 7248 models 100, 120, and 132. Up to 4 SCSI devices can be attached to each SCSI controller (#2415, #2408 or #6208), allowing multiple 7204 Model 112s to be installed per system. You should consider the 7204-112 if you require an externally attached disk drive for additional disk storage capacity, and wish to use the SCSI-2 Fast/Wide Adapter/A (#2415) or the SCSI=2 Fast/Wide PCI-Bus Adapter (#2408 or #6208) for increased maximum data transfer rate.

  • Attaches via cable to host SCSI-2 Fast/Wide Adapter/A controller (F/C 2415) or SCSI=2 Fast/Wide PCI-Bus Adapter (#2408 or #6208) when attached to a RISC System 7248 models 100, 120, and 132
  • Provides a formatted capacity of 1.1 GB of data and average latency of 4.17 milliseconds
  • Rotates at 7200 RPM
  • Improves average seek time to 7.2 milliseconds
  • Increases maximum data transfer rate to 20 MB per second (SCSI-2 Fast/Wide single-ended)

Model Highlights 7204-113

The IBM 7204 Model 113 External Disk Drive, a stand-alone 2.2 GB capacity drive, lets you add disk storage to that which is offered internally in the RS/6000*. Increased data capacity allows you to add new application programs and expand the number and size of data files stored online and readily accessible. The 7204 Model 113 or 114 attaches to the host RS/6000 via SCSI cables to the SCSI-2 Fast/Wide Adapter/A (#2415), the SCSI-2 High-Performance External I/O Controller (#2410), the SCSI-2 High-Performance Internal I/O Controller (#2831), the SCSI-2 Fast/Wide PCI-Bus Adapter (#2408), or the PCI SCSI-2 Fast/Wide Single-Ended Adapter (#6208). Up to 4 SCSI devices can be attached to each SCSI controller, allowing multiple 7204 Model 113s to be installed per system. You should consider the 7204-113 if you require an externally attached disk drive for additional disk storage capacity, and wish to use the SCSI-2 Fast/Wide Adapters for increased maximum data transfer rate.

  • Increases your disk capacity so you can add new applications and increase the number and size of files
  • Gives you a reliable, low-cost alternative to other externally attached disk storage devices
  • Attaches via cable to host SCSI-2 Fast/Wide Adapter/A controller (F/C 2415)
  • Provides a formatted capacity of 2.2 GB of data and average latency of 4.17 milliseconds
  • Rotates at 7200 RPM
  • Improves average seek time to 8.5 milliseconds
  • Increases maximum data transfer rate to 10.2 MB/sec and SCSI interface speed to 20 MB/sec (SCSI-2 Fast/Wide single-ended)
  • Allows you to install multiple 7204 devices per system

Model Highlights 7204-114

The IBM 7204 Model 114 External Disk Drive, a stand-alone 4.5 GB capacity drive, lets you add disk storage to that which is offered internally in the RS/6000*. Increased data capacity allows you to add new application programs and expand the number and size of data files stored online and readily accessible. The 7204 Model 113 or 114 attaches to the host RS/6000 via SCSI cables to the SCSI-2 Fast/Wide Adapter/A (#2415), the SCSI-2 High-Performance External I/O Controller (#2410), the SCSI-2 High-Performance Internal I/O Controller (#2831), the SCSI-2 Fast/Wide PCI-Bus Adapter (#2408), or the PCI SCSI-2 Fast/Wide Single-Ended Adapter (#6208). Up to 4 SCSI devices can be attached to each SCSI controller, allowing multiple 7204 Model 114s to be installed per system. You should consider the 7204-114 if you require an externally attached disk drive for additional disk storage capacity, and wish to use the SCSI-2 Fast/Wide Adapters for increased maximum data transfer rate.

  • Increases your disk capacity so you can add new applications and increase the number and size of files
  • Gives you a reliable, low-cost alternative to other externally attached disk storage devices
  • Attaches via cable to host SCSI-2 Fast/Wide Adapter/A controller (F/C 2415)
  • Provides a formatted capacity of 4.5 GB of data and average latency of 4.17 milliseconds
  • Rotates at 7200 RPM
  • Improves average seek time to 8.5 milliseconds
  • Increases maximum data transfer rate to 10.2 MB/sec and SCSI interface speed to 20 MB/sec (SCSI-2 Fast/Wide single-ended)
  • Allows you to install multiple 7204 devices per system

Model Highlights 7204-118

The IBM 7204 18.2 GB External Disk Drive Model 118 is a low-cost alternative to other externally attached disk storage devices available for the RS/6000 family of workstations and servers. This model uses redesigned and improved disk assembly and IBM technology for higher reliability and improved performance.

Increased data capacity allows you to add new applications and expand the number and size of data files readily accessible to you. The formatted capacity of 18.2 GB and the average seek time of 7.5
milliseconds combined with a maximum media data transfer rate of 22.4 MB per second make this /325 model a very competitive storage solution for RS/6000 users.

The 7204 Model 118 uses a 68-pin, SE (single-ended), interface and attaches to the host RS/6000 via SCSI cable to a variety of SCSI-2 SE (single-ended), Fast/Wide adapters. Up to four SCSI devices can be attached to each SCSI controller, when running AIX Version 4.1.4 or 4.2.0 or later, or 4.3.0 or later, allowing multiple 7204 devices to be installed per system.

  • A Reliable and affordable alternative to other externally attached disk storage devices
  • Improved storage performance
  • A formatted capacity of 18.2 GB of data provided
  • Addition of new application programs and expansion of the number and size of data files stored online allowed
  • SCSI-2 Fast/Wide attachment
  • Self-contained for easy upgrades or moving data from place to place
  • Improvement in maximum media data transfer rate to 22.4 MB per second
  • Average seek time of 7.5 milliseconds
  • Average latency of 4.17 milliseconds
  • 7,200 RPM rotation
  • Installation of multiple 7204 devices per system allowed
  • Magnetoresistive (MR) heads

Model Highlights 7204-139

The 7204 External Disk Drive Model 139 is a low-cost alternative to other externally attached disk storage devices available for the RS/6000 family of workstations and servers. This model uses redesigned and improved disk assembly and IBM technology for higher reliability and improved performance.

Increased data capacity allows you to add new applications and expand the number and size of data files readily accessible to you. The formatted capacity of 9.1GB and the average seek time of 8.5 milliseconds combined with a maximum media data transfer rate of 15.4MB per second make this new 7204 model a very competitive storage solution for RS/6000 users.

The 7204 External Disk Drive Model 139 uses a 68-pin, SE (single-ended), interface and attaches to the host RS/6000 via SCSI cable to a variety of SCSI-2 SE (single-ended), Fast/Narrow or Fast/Wide adapters. Up to four SCSI devices can be attached to each SCSI controller, when running AIX Version 4.1.5 or later, allowing multiple 7204 devices to be installed per system.

  • A Reliable and affordable alternative to other externally attached disk storage devices
  • Improved storage performance
  • A formatted capacity of 9.1GB of data provided
  • Addition of new application programs and expansion of the number and size of data files stored online allowed
  • SCSI-2 Fast/Wide attachment
  • Self-contained for easy upgrades or moving data from place to place
  • Improvement in maximum media data transfer rate to 15.4 MB per second (SCSI-2 Fast/Wide)
  • Average seek time of 8.5 milliseconds
  • Average latency of 4.17 milliseconds
  • 7200 RPM rotation
  • Installation of multiple 7204 devices per system allowed
  • Magnetoresistive (MR) heads

Model Highlights 7204-215

The 7204 Model 215 offers 2.0 GB of external disk storage, with an average seek time of 9.5ms, in a stand-alone enclosure that can be attached to an IBM RS/6000 SCSI-2 Differential High-Performance I/O Controller. The 7204-215 is a dual port SCSI connector device.

Model Highlights 7204-315

The IBM 7204 Model 315 External Disk Drive is an external stand alone 2 GB capacity disk drive that provides additional disk storage over that offered internally in the RS/6000*. The 7204-315 is a low cost alternative to other externally attached, direct-access storage devices available for attachment to the RS/6000 family of workstations and servers. The 7204-315 is intended for customers who do not require the additional storage capacity and expandability of the 9334 SCSI Expansion Unit or the 7134 High Density SCSI Disk Subsystem.

The 7204-315 attaches to the host RS/6000 via cable to the SCSI-2 Differential Fast/Wide Adapter/A controller and, using the options of this controller, supports dual host attachment. The differential interface and attachment to two RS/6000 system units provide a compact and inexpensive option for high availability configurations running AIX* High Availability Cluster Multi-Processing/6000 (HACMP/6000). HACMP/6000 is a licensed program that enables up to four RS/6000 processors to share data and back each other up in the event of a system or subsystem failure.

Model Highlights 7204-317

The IBM 7204 Model 317 External Disk Drive is a stand-alone 2.2GB capacity drive that lets you add disk storage to that offered internally in the RS/6000*. The 7204-317 is a low-cost alternative to other externally-attached, disk storage devices available for attachment to the RS/6000 family of workstations and servers. Increased data capacity allows you to add new application programs and expand the number and size of data files stored online and readily accessible. You should consider the 7204-317 if you require an externally-attached disk drive for additional disk storage capacity, and wish to use the SCSI-2 Differential Fast/Wide Adapter/A (#2416) or Enhanced SCSI-2 Differential Fast/Wide Adapter/A #2412 for increased maximum data transfer rate. Up to 15 external SCSI devices can be attached to a SCSI controller when running AIX Version 4.1, allowing multiple 7204s to be installed per system.

Model Highlights 7204-320

The 7204 Model 320 offers 320 MB of external disk storage, with an average seek time of 12.5ms, in a stand-alone enclosure that can be attached to an IBM RS/6000 SCSI I/O Controller. The 7204-320 is a single port SCSI connector device.

Model Highlights 7204-325

The IBM 7204 Model 325 External Disk Drive is a stand-alone 4.5GB capacity drive. It lets you add disk storage to that which is offered internally in the RS/6000*. Increased data capacity allows you to add new application programs and expand the number and size of data files stored online and readily accessible. The 7204-325 uses the SCSI-2 Differential Fast/Wide Adapter/A (#2416) or Enhanced SCSI-2 Differential Fast/Wide Adapter/A #2412, for increased maximum data transfer rate and improved performance. You should consider the 7204-325 if you require an externally-attached disk drive for additional disk storage capacity, and wish to use the SCSI-2 Differential Fast/Wide Adapter/A (#2416) or Enhanced SCSI-2 Differential Fast/Wide Adapter/A #2412, for increased maximum data transfer rate.

Model Highlights 7204-339

The IBM 7204 Model 339 RS/6000 External Disk Drive has a formatted capacity of 9.1GB, an average seek time of 8.5 milliseconds, and a maximum media data transfer rate of 15.4MB per second. Increased data capacity allows you to add new applications and expand the number and size of data files readily accessible to you. This model uses a 68-pin DE (differential) interface and attaches to the host RS/6000 via SCSI cable to a variety of SCSI-2 differential fast/wide adapters (for a maximum data transfer rate of 20MB per second).

Model Highlights 7204-402

The 7204 Model 402 has a formatted capacity of 2.2GB. The average seek time of 8.0 milliseconds combined with a maximum media transfer rate of 13.7MB per second make these new 7204 models very competitive storage solutions for RS/6000 users. The 7204 External Disk Drive Model 402 uses a 68-pin DE (differential) interface and attach to the host RS/6000 system via a SCSI cable to a variety of SCSI-2 adapters, including Ultra-SCSI support for the PCI Differential Ultra SCSI Adapter (#6207).

Model Highlights 7204-404

The 7204 Model 404 has a formatted capacity of 4.5GB. The average seek time of 8.0 milliseconds combined with a maximum media transfer rate of 13.7MB per second make these new 7204 models very competitive storage solutions for RS/6000 users. The 7204 External Disk Drive Model 404 uses a 68-pin DE (differential) interface and attach to the host RS/6000 system via a SCSI cable to a variety of SCSI-2 adapters, including Ultra-SCSI support for the PCI Differential Ultra SCSI Adapter (#6207).

  • A reliable and affordable alternative to other externally attached disk storage devices
  • Improved storage performance
  • Formatted capacity of 4.5GB of data
  • SCSI-2 attachment including attachment to ultra-SCSI adapters
  • Self-contained for easy upgrades or moving data from place to place
  • Maximum data transfer rate of 20MB per second (SCSI-2 Fast/Wide)
  • Average seek time of 8.0 milliseconds
  • Average latency of 4.17 milliseconds
  • Rotation of 7,200 rpm
  • Installation of more than one 7204 device on each system
  • Magnetoresistive (MR) heads

Model Highlights 7204-409

The IBM 7204 9.1 GB External Disk Drive Model 409 is a low-cost alternative to other externally attached disk storage devices available for the RS/6000 family of workstations and servers. This model uses redesigned and improved disk assembly and IBM technology for higher reliability and improved performance.

Increased data capacity allows you to add new applications and expand the number and size of data files readily accessible to you. The formatted capacity of 9.1 and the average typical seek time of 7.0 milliseconds read and 8.0 milliseconds write combined with a maximum media data transfer rate of 32.0 MB per second make this 7204 model a very competitive storage solution for RS/6000 users.

The 7204 Model 409 uses a 68-pin, LVD/SE (low voltage differential or single-ended), interface and attaches to the host RS/6000 via SCSI cable to a variety of SCSI-2 SE (single-ended), Fast/Wide adapters. The number of SCSI devices that can be attached to each SCSI controller will vary based on the type of SCSI controller, when running AIX Version 4.1.4 or 4.2.0 or later, or 4.3.0 or later.

Model Highlights 7204-418

The IBM 7204 18.2 GB External Disk Drive Model 418 is a low-cost alternative to other externally attached disk storage devices available for the RS/6000 family of workstations and servers. This model uses redesigned and improved disk assembly and IBM technology for higher reliability and improved performance.

Increased data capacity allows you to add new applications and expand the number and size of data files readily accessible to you. The formatted capacity of 18.2 GB and the average seek time of 7.5 milliseconds combined with a maximum media data transfer rate of 22.4 MB per second make this 7204 model a very competitive storage solution for RS/6000 users.

The 7204 Model 418 uses a 68-pin DE (differential) interface and attaches to the host RS/6000 via SCSI cable to a variety of SCSI-2 differential fast/wide adapters.

Model Highlights 7204-419

The IBM 7204 18.2 GB External Disk Drive Model 419 is a low-cost alternative to other externally attached disk storage devices available for the RS/6000 family of workstations and servers. This model uses redesigned and improved disk assembly and IBM technology for higher reliability and improved performance.

Increased data capacity allows you to add new applications and expand the number and size of data files readily accessible to you. The formatted capacity of 18.2 and the average typical seek time of 7.0 milliseconds read and 8.0 milliseconds write combined with a maximum media data transfer rate of 32.0 MB per second make this 7204 model a very competitive storage solution for RS/6000 users.

The 7204 Model 419 uses a 68-pin, LVD/SE (low voltage differential or single-ended), interface and attaches to the host RS/6000 via SCSI cable to a variety of SCSI-2 SE (single-ended), Fast/Wide adapters. The number of SCSI devices that can be attached to each SCSI controller will vary based on the type of SCSI controller, when running AIX Version 4.1.4 or 4.2.0 or later, or 4.3.0 or later.

Model Highlights 7204-518

The IBM 7204 External Disk Drive Model 518 is a low-cost alternative to other externally attached disk storage devices available for the IBM eServer pSeries and RS/6000 families of workstations and servers. This model uses a redesigned and improved disk assembly and IBM technology for greater reliability and improved performance. They use a low voltage differential or single-ended (LVD/SE) interface. The Model 518 External Disk Drive has a formatted capacity of 18.2 GB. Increased data capacity allows you to add new applications and expand the number and size of data files readily accessible to you. The increased capacity, the average typical seek time of 4.9 milliseconds read and 5.3 milliseconds write, combined with a maximum media data transfer rate of 64.0 MB per second, make this 7204 model a very competitive storage solution for pSeries and RS/6000 users.

  • A formatted capacity of 18.2 GB of data provided in a low voltage differential or single-ended (LVD/SE) multi-mode drive
  • Improvement in maximum media data transfer rate to 64.0 MB per second
  • Average read seek time of 4.9 milliseconds, write 5.3 milliseconds
  • Average latency of 3.0 milliseconds
  • 10,000 RPM rotation
  • Magnetoresistive (MR) heads

Model Highlights 7204-536

The IBM 7204 External Disk Drive Model 536 is a low-cost alternative to other externally attached disk storage devices available for the IBM eServer pSeries and RS/6000 families of workstations and servers. This model uses a redesigned and improved disk assembly and IBM technology for greater reliability and improved performance. They use a low voltage differential or single-ended (LVD/SE) interface. The Model 536 External Disk Drive has a formatted capacity of 36.4 GB. Increased data capacity allows you to add new applications and expand the number and size of data files readily accessible to you. The increased capacity, the average typical seek time of 4.9 milliseconds read and 5.3 milliseconds write, combined with a maximum media data transfer rate of 64.0 MB per second, make this 7204 model a very competitive storage solution for pSeries and RS/6000 users.

  • A formatted capacity of 36.4 GB of data provided in a low voltage differential or single-ended (LVD/SE) multi-mode drive
  • Improvement in maximum media data transfer rate to 64.0 MB per second
  • Average read seek time of 4.9 milliseconds, write 5.3 milliseconds
  • Average latency of 3.0 milliseconds
  • 10,000 RPM rotation
  • Magnetoresistive (MR) heads

Model Highlights 7204-573

The IBM 7204 External Disk Drive Model 573 is designed to be a low- cost alternative to other externally attached disk storage devices available for the IBM pSeries and RS/6000 families of workstations and servers. The IBM 7204 Models 518, 536, and 5763 use a redesigned and improved disk assembly, designed for greater reliability and improved performance. They use a low voltage differential or single-ended (LVD/SE) interface. These Model 573 External Disk Drives have a formatted capacity of 73 GB. This increased data capacity over Models 518 and 536 allows you to add new applications, and expand the number and size of data files readily accessible to you. The increased capacity, the average typical seek time of 4.7 milliseconds read and 5.3 milliseconds write, combined with a maximum media data transfer rate of 66.0 MB per second, make this 7204 External Disk Drive Model 573 a very competitive storage solution for pSeries and RS/6000 users.

  • A formatted capacity of 73 GB of data provided in a low voltage differential or single-ended (LVD/SE) multi-mode drive
  • Improved maximum media data transfer rate to 66.0 MB per second
  • Average read seek time of 4.7 milliseconds, write 5.3 milliseconds
  • Average latency of 3.0 milliseconds
  • 10,000 RPM rotation
  • Magnetoresistive (MR) heads
 
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