⚙️ Dell 139CW Intel Pentium III 1.00GHz Processor — Stable Power for Classic Dell Systems

Step into computing history with the Dell 139CW Intel Pentium III 1.00GHz Processor, a trusted CPU built for precision, stability, and efficiency. Designed to fit Socket SECC2 platforms, this single-core processor was one of Intel’s most reliable chips, powering legendary Dell desktops used in offices, schools, and industrial applications.

Engineered with 133MHz Front Side Bus (FSB) and 256KB L2 Cache, the Pentium III ensures consistent performance for classic systems like the Dell OptiPlex series. Whether you’re maintaining vintage setups or restoring retro machines, the 139CW brings dependable performance that defined an era of computing.

1️⃣ Product Overview

The Intel Pentium III (Dell Part Number: 139CW) was a cornerstone of Dell’s business-class systems in the early 2000s. Built on the Coppermine architecture, it delivered excellent performance-per-watt, making it ideal for legacy environments that prioritize long-term stability and compatibility.

Its 1.00GHz clock speed may seem modest today, but for its time, it represented cutting-edge speed and reliability — still ideal for legacy applications, hardware testing, and retro computing setups.

2️⃣ Key Specifications

• 🔹 Model: Intel Pentium III

• 🔹 Dell Part Number: 139CW

• 🔹 Clock Speed: 1.00GHz

• 🔹 Front Side Bus (FSB): 133MHz

• 🔹 Cache: 256KB L2 Cache

• 🔹 Socket Type: SECC2

• 🔹 Core Count: Single-Core (1 Core)

• 🔹 Architecture: Coppermine

• 🔹 Compatible Systems: Dell OptiPlex, Precision (legacy models)

3️⃣ Performance & Efficiency

The Pentium III remains a hallmark of Intel’s golden age — offering efficient heat management, smooth multitasking for lightweight programs, and reliable operation under continuous workloads.
For enthusiasts and technicians maintaining older systems, the Dell 139CW provides an authentic replacement CPU that restores original performance standards.

4️⃣ Ideal For:

• 🖥️ Dell OptiPlex & Precision Desktops (Legacy)

• 🧩 Legacy Business Applications

• 🏭 Industrial or Embedded Systems

• 💾 Retro Computing & Restoration Projects

• 🕹️ Vintage PC Hobby Builds

5️⃣ Why Choose GenZ Hardware?

✔ 100% Genuine Dell OEM Processor
✔ Professionally Tested for Reliability
✔ Legacy Hardware Experts
✔ Nationwide Shipping in Pakistan
✔ Trusted IT Parts Supplier

At GenZ Hardware, we specialize in both modern and legacy computing solutions, ensuring you get authentic, compatible parts for every generation of Dell hardware.

6️⃣ Classic. Reliable. Dell Certified.

The Dell 139CW Intel Pentium III 1.00GHz Processor embodies classic Intel innovation — reliable, efficient, and built to last.
Perfect for restoring vintage systems, maintaining critical legacy setups, or simply celebrating old-school computing power.

Experience the Legacy — Only at GenZ Hardware ⚙️