Cache Memory - HP Vectra VL800 Technical Reference Manual

by the VRM on the system board that in return supplies the required power
voltage to the processor. It should be noted, however, that voltage may vary
from one processor model to another.

Cache Memory

The Pentium 4 integrates the following cache memories on the same die as
the processor cache:
• A trace instruction and L1 data cache. The trace cache is 4-way set
associative.
• A 256KB L2 cache. The L2 cache is 8-way associative.
The amount of cache memory is set by Intel at the time of manufacture, and
cannot be changed.
3 System Board
System Bus
73