---
product_id: 18331379
title: "P478 Socket 423 to 478 Upgrade Adapter Converter Like Powerleap PL-P4/N PL-P4N"
brand: "upgradeware"
price: "4 zł"
currency: PLN
in_stock: false
url: https://www.desertcart.pl/products/18331379-p478-socket-423-to-478-upgrade-adapter-converter-like-powerleap
store_origin: PL
region: Poland
---

# 2.8GHz Speed No Power Cable Needed 4 Processor Count P478 Socket 423 to 478 Upgrade Adapter Converter Like Powerleap PL-P4/N PL-P4N

**Brand:** upgradeware
**Price:** 4 zł
**Availability:** ❌ Out of Stock

## Summary

> 🚀 Upgrade Your Tech Game!

## Quick Answers

- **What is this?** P478 Socket 423 to 478 Upgrade Adapter Converter Like Powerleap PL-P4/N PL-P4N by upgradeware
- **How much does it cost?** 4 zł with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/18331379-p478-socket-423-to-478-upgrade-adapter-converter-like-powerleap)

## Best For

- upgradeware enthusiasts

## Why This Product

- Trusted upgradeware brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Upgrade Your Legacy:** Transform your Socket 423 Pentium 4 system into a powerhouse with a seamless upgrade to Pentium 4 478!
- • **Compatibility Champion:** Designed to work flawlessly with Intel D850GB motherboards, ensuring a perfect fit for 75% of OEM systems.
- • **Effortless Installation:** No power cable required, making your upgrade process smooth and hassle-free.
- • **Customizable Cooling Solutions:** Choose between 'Elevation Screws' or specialized fan bracket adapters for optimal airflow.
- • **Voltage Control at Your Fingertips:** Easily manage performance with the integrated voltage control DIP switch.

## Overview

The P478 Socket 423 to 478 Upgrade Adapter Converter allows you to breathe new life into your old Socket 423 Pentium 4 system by upgrading to a Pentium 4 478 at 2.8GHz. With features like a voltage control DIP switch and compatibility with popular OEM motherboards, this adapter is the perfect solution for tech enthusiasts looking to enhance their legacy systems.

## Description

This adapter only (NO CPU) is fully compatible with all major Socket 423 motherboards including the Intel D850GB (used in 70% of OEM systems) and Dell Dimension 8100 up to Pentium 4 2.8Ghz 512K 400 bus Northwood core 478 pin SL7EY. Please specify what system you will be using the adapter in so that we can confirm whether you need the "elevation screws" or the special 423 to 478 bracket adapters.

## Features

- Save your old Socket 423 Pentium 4 system and upgrade to Pentium 4 478 2.8Ghz!
- Upgradeware p478 has voltage control DIP switch, no power cable needed!
- "Special" version works with Intel D850GB motherboard used in 75% of OEM Systems from Dell HP IBM Micron Gateway
- Comes with either "Elevation Screws" or Special 423 to 478 Fan Bracket Adapters -- PLEASE SPECIFY

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Cache Memory Installed Size | 2 MB |
| Processor Count | 4 |
| Processor Series | Pentium |
| Processor Speed | 2.8 GHz |

## Product Details

- **Brand:** Upgradeware
- **CPU Manufacturer:** Intel
- **CPU Model:** Pentium
- **CPU Speed:** 2.8 GHz
- **CPU Socket:** Socket 478

## Images

![P478 Socket 423 to 478 Upgrade Adapter Converter Like Powerleap PL-P4/N PL-P4N - Image 1](https://m.media-amazon.com/images/I/51plrPLUHiL.jpg)

## Frequently Bought Together

- Upgradeware P478 Socket 423 to 478 Upgrade Adapter Converter Like Powerleap PL-P4/N PL-P4N
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**Shop now:** [https://www.desertcart.pl/products/18331379-p478-socket-423-to-478-upgrade-adapter-converter-like-powerleap](https://www.desertcart.pl/products/18331379-p478-socket-423-to-478-upgrade-adapter-converter-like-powerleap)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-03-13*