| General information | … |
|---|---|
| Launched | November 20, 2000 |
| Discontinued | December 7, 2007 (orders)1 August 8, 2008 (shipments)1 |
| Marketed by | Intel |
| Designed by | Intel |
| Common manufacturer | • Intel |
| Performance | … |
| Max. CPU clock rate | 1.3 GHz to 3.8 GHz |
| FSB speeds | 400 MT/s to 1066 MT/s |
| Physical specifications | … |
| Transistors | • 42M 180 nm 55M 130 nm 169M 130 nm (P4XE) 125M 90 nm 188M 65 nm |
| Sockets | • Socket 423 • Socket 478 • LGA 775 |
| Cache | … |
| L1 cache | 16 KB (8 KB data + 8 KB instructions) |
| L2 cache | Up to 2 MB |
| L3 cache | 2 MB (Gallatin only) |
| Architecture and classification | … |
| Microarchitecture | NetBurst |
| Instruction set | x86 (i386), x86-64 (only some chips) |
| Instructions | MMX, SSE, SSE2, SSE3 (since Prescott) |
| Products, models, variants | … |
| Brand names | • Pentium 4 • Pentium 4-M • Pentium 4 HT • Mobile Pentium 4 • Mobile Pentium 4 HT • Pentium 4 HT Extreme Edition |
| Variant | • Celeron |
| History | … |
| Predecessor | Pentium III |
| Successors | • Pentium M (mobile) • Pentium D (desktop) • Pentium Dual-Core (desktop) |
| Support status | … |
| Unsupported | … |
Pentium 4
(echo:: @ ᯤ)