All P4 Cores Compared
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| Intel P4 Cores | Willamette | Northwood | Northwood "A" | Prescott |
|---|---|---|---|---|
| Clock | 1.3 to 2.0 GHz | 1.4 to 2.6 GHz | 2.26 to 3.20 GHz | 3.xx GHz to 5.xx GHz |
| FSB Clock | 100 MHz | 100 MHz | 133 MHz | 166 MHz |
| FSB Speed | Quad-Pumped (400 MHz) | Quad-Pumped (400 MHz) | Quad-Pumped (533 MHz) | Quad-Pumped (666 MHz) |
| L1 Cache (Trace) | 12 K µ-Ops | 12 K µ-Ops | 12 K µ-Ops | ? |
| L1 Cache (Data) | 8 kB | 8 kB | 8 kB | ? |
| L2 Cache (Data) | 256 kB | 512 kB | 512 kB | 512 kB (1024 kB) |
| Circuit Density | 0.18 µm | 0.13 µm | 0.13 µm | 0.09 µm |
| Gate Length | 0.09 µm | 0.065 µm | 0.065 µm | 0.045 µm |
| CPU Die Size | 217 mm2 | 146 mm2 | 146 mm2 | ? |
| Number of Gates | 42 Million | 55 Million | 55 Million | ? |
| Gates per area | 193548 gates/ mm2 | 376712 gates/ mm2 | 376712 gates/ mm2 | ? |
| CPU Core Voltage | 1.75 Volt | 1.50 Volt | 1.50 to 1.575 Volt | 1.25 Volt |
| Current Consumption | 43 A | 41.7 A | 52.7 A | ? |
| Power Consumption (max) | 75.3 Watt | 62.6 Watt | 81.8 Watt | ? |
| Hyper-Threading | no | no | yes, from 3.06 GHz | yes (expanded) |
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| Date | Intel | AMD |
|---|---|---|
| Jun 03 | P4 3.33 GHz | Row 0 - Cell 2 |
| Jun 03 | Row 1 - Cell 1 | Athlon XP 3x00+ |
| Mar 03 | P4 3.2 GHz | Row 2 - Cell 2 |
| Jan 03 | Row 3 - Cell 1 | Athlon XP 3000+ |
| 11-14-02 | P4 3.06 GHz (Hyperthr.)80 days | Row 4 - Cell 2 |
| 9-30-02 | Row 5 - Cell 1 | Athlon XP 2800+40 days |
| 8-26-02 | P4 2.8 GHz112 days | Row 6 - Cell 2 |
| 8-21-02 | Row 7 - Cell 1 | Athlon XP 2600+72 days |
| 6-10-02 | Row 8 - Cell 1 | Athlon XP 2200+ (0.13 µm)89 days |
| 5-06-02 | P4 2.53 GHz34 days | Row 9 - Cell 2 |
| 4-02-02 | P4 2.4 GHz85 days | Row 10 - Cell 2 |
| 3-13-02 | Row 11 - Cell 1 | Athlon XP 2100+65 days |
| 1-07-02 | P4 2.2 GHz (0.13µm)133 days | Athlon XP 2000+63 days |
| 11-05-01 | Row 13 - Cell 1 | Athlon XP 1900+27 days |
| 10-09-01 | Row 14 - Cell 1 | Athlon XP 1800+97 days |
| 8-27-01 | P4 2.0 GHz89 days | Row 15 - Cell 2 |
| 7-04-01 | Row 16 - Cell 1 | Athlon 1400104 days |
| 5-30-01 | P4 1.7 GHz190 days | Row 17 - Cell 2 |
| 3-22-01 | Row 18 - Cell 1 | Athlon 1333155 days |
| 11-21-00 | P4 1.5 GHz (0.18 µm) | Row 19 - Cell 2 |
| 10-18-00 | Row 20 - Cell 1 | Athlon 1200135 days |
| 6-05-00 | Row 21 - Cell 1 | Athlon 1000 (0.18 µm) |
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