BRAVO TECHNOLOGY CENTER

Bravo Reference: Intel Pentium 4 Families

by  Sam C. Chan

 

Last Updated: February 15, 2007

The Pentium 4 series represented the flagship of Intel Processors in recent history, until it was superseded by the Core 2 series. This chart provides the vital tech specs for each family, for the purpose of determining motherboard compatibility and performance comparison.

Cores Willamette Northwood Northwood (A) Prescott
Core Frequency 1.3 - 2.0 GHz 1.4 - 2.8 GHz 2.26 - 3.06 GHz 3.20 GHz - 5.xx GHz
Front Side Bus 100 MHz  100 MHz 133 MHz 200 MHz
Processor System Bus Net-Burst
(400 MHz)
Net-Burst
(400 MHz)
Net-Burst
(533 MHz)
Net-Burst
(800 MHz)
Package Type (pin) 423/ 478  423/ 478 478  478 
L1-Cache (Trace) 12 K µ-Ops 12 K µ-Ops 12 K µ-Ops N/A
L1-Cache (Data) 8 KB 8 KB 8 KB N/A
L2-Cache (Data) 256 KB 512 KB 512 KB 1024 KB
Process 0.18 µm 0.13 µm 0.13 µm 90nm
Die Size 217 mm² 146 mm² 146 mm² N/A
Number of Gates 42 Million 55 Million 55 Million N/A
Gates per Area 193,548 gates/mm² 376,712 gates/mm² 376,712 gates/mm² N/A
CPU Core Voltage 1.75 V 1.50 V – 1.525 V 1.50 V - 1.55 V N/A
Max. Amperage 43 A 55.9 A 70 A N/A
Power consumption 51.6W - 77W 55.3W - 68.4W 57.4W -82W N/A
Hyper Threading No No from 3.06 GHz Yes

 

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