Intel

Intel Pentium 4 Processor 551: 3.40 GHz, LGA 775 CPU

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Reliable Processing Power for Legacy SystemsThe Intel Pentium 4 Processor 551 offers a dependable solution for older desktop systems, providing essential processing capabilities for everyday computing tasks. Model: 551 Socket Type: LGA 775 Frequency: 3.40 GHz Cache: 1MB FSB: 800 MHz Cores: 1

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*Price sourced from Amazon.com. Last updated:Jul 21, 2026.Price and availability are subject to change.

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Overview

Reliable Processing Power for Legacy Systems

The Intel Pentium 4 Processor 551 offers a dependable solution for older desktop systems, providing essential processing capabilities for everyday computing tasks.

  • Model: 551
  • Socket Type: LGA 775
  • Frequency: 3.40 GHz
  • Cache: 1MB
  • FSB: 800 MHz
  • Cores: 1

Key Features

Intel Pentium4 551 Single-Core Server Processor

Model: SL8J5

Socket Type: Socket 775 (LGA775, Socket T)

Frequency: 3.40 GHz

Cores: 1

Specifications

Processor Model
Intel Pentium 4 Processor 551
Processor Type
Single-Core Server Processor
Model Number
SL8J5
Socket Type
Socket 775 (LGA775, Socket T)
Frequency
3.40 GHz
Cores
1

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Frequently Asked Questions

The Intel Pentium 4 Processor 551 is a Single-Core Server Processor.
This processor operates at a frequency of 3.40 GHz.
The Intel Pentium 4 Processor 551 requires a Socket 775 (LGA775, Socket T) motherboard for installation.
This is a single-core processor, designed for less demanding, single-threaded operations.
No, as an older single-core processor, it is not recommended for modern gaming or intense multitasking applications.