The Unabridged Pentium 4 IA32 Processor Genealogy

Basic Characteristics

The Pentium® III Xeon was based on the Pentium® III processor and had the following basic characteristics (in no particular order):

• It was available with core speeds up to 1GHz.

• It was available in two forms:

  - The FSB arbitration scheme of the Pentium® III Xeon MP supported up to four processors.

  - The FSB arbitration scheme of the Pentium® III Xeon DP supported up to two processors.

• Depending on the model, the BCLK frequency of the FSB was either 100MHz (on the earlier models), or 133 MHz (on the later models).

• The processor's caches were capable of caching information from the entire 64GB memory address space.

• On all models, the processor's L2 Cache had the following characteristics:

  - It was a unified code/data cache.

  - It was ...