Processor Speed; Bus Frequency; Internal Cache; External Cache - Acer 9100 System Manual

Processor Speed

The Processor Speed parameter specifies the speed of the CPU
currently installed in your system. The system supports Intel Pentium
II CPUs running at 266/66 MHz, 300/66 MHz, 333/66 MHz, 350/100
MHz, 400/100 MHz, and future Intel Pentium II processors.

Bus Frequency

The Bus Frequency parameter specifies the system external clock.
The bus frequency can be either 66 or 100 MHz.

Internal Cache

This parameter specifies the first-level or the internal memory size
(i.e., the memory integrated into the CPU), and whether it is enabled
or disabled. See the Memory Configuration section for more
information.

External Cache

This parameter specifies the second-level cache memory size
currently supported by the system, and whether it is enabled or
disabled. See the Memory Configuration section for more information.

Floppy Drive A

This parameter specifies the type of drive designated as Floppy Drive
A.

Floppy Drive B

This parameter specifies the system's current floppy drive B settings.
BIOS Utility 3-5