Willamette processors
9 processors codenamed Willamette. Sockets used: Socket 478 (7), Socket 423 (2).
About Willamette
180 nm single cores with 256 KB of L2 cache on a 400 MT/s bus, including the 1.4 GHz part at 55.3 W and the 1.5 GHz part at 57.9 W in Socket 478 from August 2001. Socket: Socket 478, 2001.
180 nm single cores with 256 KB of L2 cache on a 400 MT/s bus, including the 1.3 GHz part at 51.6 W from January 2001. Socket: Socket 423, 2000 to 2001.
Processors
| Processor | Socket | Cores / threads | Base / boost | TDP | Launched |
|---|---|---|---|---|---|
| Intel Pentium 4 1.4 | Socket 478 | 1 / 1 | 1.4 GHz | 55 W | Aug 2001 |
| Intel Pentium 4 1.5 | Socket 478 | 1 / 1 | 1.5 GHz | 58 W | Aug 2001 |
| Intel Pentium 4 1.6 | Socket 478 | 1 / 1 | 1.6 GHz | 61 W | Aug 2001 |
| Intel Pentium 4 1.7 | Socket 478 | 1 / 1 | 1.7 GHz | 64 W | Aug 2001 |
| Intel Pentium 4 1.80 | Socket 478 | 1 / 1 | 1.8 GHz | 67 W | Aug 2001 |
| Intel Pentium 4 1.9 | Socket 478 | 1 / 1 | 1.9 GHz | 69 W | Aug 2001 |
| Intel Pentium 4 1.8A | Socket 478 | 1 / 1 | 1.8 GHz | 69 W | Jul 2001 |
| Intel Pentium 4 1.8 | Socket 423 | 1 / 1 | 1.8 GHz | 67 W | Jul 2001 |
| Intel Pentium 4 1.3 | Socket 423 | 1 / 1 | 1.3 GHz | 52 W | Jan 2001 |