💻 Dell 4123C Intel Pentium III 1.00GHz Processor — Classic Performance, Timeless Reliability

Experience the era when computing met true stability with the Dell 4123C Intel Pentium III 1.00GHz Processor — a genuine Dell OEM CPU built for durability and dependable power. Designed for Socket SECC2 (Slot 1) systems, this processor was at the heart of Dell’s most trusted desktop lines.

With its 1.00GHz clock speed, 133MHz Front Side Bus (FSB), and 256KB L2 Cache, the Pentium III delivers smooth, steady performance that made it a business and education favorite in the early 2000s. Whether you’re maintaining classic Dell desktops, restoring vintage systems, or building a retro workstation, this processor is the perfect authentic choice.

1️⃣ Product Overview

The Dell 4123C Pentium III was part of Intel’s iconic Coppermine family, built on a 180nm process to enhance efficiency and reduce power consumption. Its single-core design with advanced cache management provided consistent performance for daily computing tasks — from office work to media playback.

This processor remains a reliable solution for legacy operating systems and vintage hardware enthusiasts seeking genuine Dell-certified components.

2️⃣ Key Specifications

• 🔹 Model: Intel Pentium III

• 🔹 Dell Part Number: 4123C

• 🔹 Clock Speed: 1.00GHz

• 🔹 Front Side Bus (FSB): 133MHz

• 🔹 Cache: 256KB L2 Cache

• 🔹 Socket Type: SECC2 / Slot 1

• 🔹 Core Count: Single-Core (1 Core)

• 🔹 Architecture: Coppermine (180nm)

• 🔹 Thermal Design Power (TDP): ~30W

• 🔹 Compatible Systems: Legacy Dell OptiPlex, Dimension, and Precision models

3️⃣ Performance & Efficiency

The Pentium III 4123C balanced speed and reliability, making it ideal for office desktops, embedded systems, and industrial use.
Even today, it’s a reliable performer for retro builds, vintage applications, and hardware preservation projects.
Its efficient thermal output ensures stable operation — an essential quality for systems running 24/7.

4️⃣ Ideal For:

• 🖥️ Legacy Dell Systems (OptiPlex / Dimension Series)

• 🧠 Retro Computing Projects

• 💾 Legacy OS (Windows 98 / 2000 / XP)

• 🏭 Industrial or Embedded Environments

• 🕹️ Vintage PC Restoration & Collecting

5️⃣ Why Buy From GenZ Hardware?

✔ 100% Genuine Dell OEM Processor
✔ Professionally Tested for Functionality
✔ Vintage Hardware Specialists
✔ Fast Nationwide Shipping in Pakistan
✔ Trusted Source for Legacy IT Components

At GenZ Hardware, we help you keep classic technology alive. Whether you need retro CPUs or modern workstation parts, we deliver authentic, high-quality Dell components you can trust.

6️⃣ Built to Last. Certified by Dell.

The Dell 4123C Intel Pentium III 1.00GHz Processor is proof that great engineering never goes out of style. Dependable, efficient, and perfectly suited for vintage systems — it continues to deliver reliable computing power decades later.

Classic Performance, Modern Reliability — Only at GenZ Hardware ⚙️