Chapter 1. Introducing The 44P Series Model 270; System Features; Bus Architecture; Microprocessor - IBM RS/6000 User Manual

Chapter 1. Introducing the 44P Series Model 270

This chapter provides information on the system features of the 44P Series Model 270.

System Features

Bus Architecture

Five PCI slots are available:
v Two 64-bit PCI full-sized slots, running at 50 MHz (which can also run at 33 MHz), 5
volts, one of which is double-wide
v Three 32-bit PCI full-sized slots, running at 33 MHz, 3.3 volts

Microprocessor

The 44P Series Model 270 can have one to four processors, running at a minimum of
375 MHz. Higher processor speeds are available.

Memory

v 256 MB (minimum) to 16 GB (maximum)
v Up to two memory cards with 16 DIMMs (each DIMM must be installed in matched
pairs)

Media Drives

v Standard 3.5-inch, 1.44 MB diskette drive
v 32x speed CD-ROM drive with sliding tray (no caddy required)
v Two bays for internal hard disk drives:
– 9.1 GB Ultra SCSI Drive
– 18 GB Ultra SCSI Drive

Other Drives

v One additional drive bay can accommodate one 5.25-inch or one 3.5-inch drive, such
as a hard-disk drive, CD-ROM drive, or tape drive.

Power Supply

v 640-watt, usable with 100-127 v ac (low voltage) or 200-240 v ac (high voltage)
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