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22 Boardset Description
OM07505
F
D
A
E
C
B
C
Figure 4. Boardset Overview
A. Front panel board
B. Profusion carrier
C. Processor mezzanine board
D. I/O carrier
E. Midplane
F. Memory modules
Boardset Features
Table 4. Boardset Features
Feature Description
Profusion carrier The profusion carrier provides the interface for processors (via one or two processor
mezzanine boards), memory modules, and cache coherency filters.
Processor
mezzanine boards
The profusion carrier supports up to two processor mezzanine boards. Each
mezzanine board supports up to four Pentum
®
III Xeon™ processors.
Pentium III Xeon
processor
packaged in an
S.E.C. cartridge
Installed: Up to eight Pentium III Xeon processors, packaged in single edge contact
(S.E.C.) cartridges and installed in 330-pin Slot 2 processor connectors, operating at
5/12 V. The profusion carrier provides connectors for two processor mezzanine
boards. Each mezzanine board provides four Slot 2 connectors. The carrier's voltage
regulator is automatically programmed by the processor's VID pins to provide the
required voltage.
continued