Intel I486

Updated August 15, 2026

Overview

Product sourcing insights & recommendations

26 来源

The Intel i486 (80486) was a landmark processor that defined the PC landscape in the early 1990s and maintains a surprisingly active presence today in both industrial and collectible markets. Wikipedia Alibaba

Market Trends & Insights

* Industrial Longevity: Despite its age, the i486 remained in production until 2007 for embedded systems. Its reliability and low power consumption (1.5W–3.3W) make it a staple in legacy medical devices, flight controllers, and factory automation. Wikipedia

* Retro Computing Resurgence: There is a booming "retro gaming" market where enthusiasts seek out original i486 DX/DX2 systems to run period-accurate software like *Doom* or Windows 3.1. Wikipedia Reddit

* Legacy OS Support: Highlighting its long-term utility, the Linux kernel only officially scheduled the removal of i486 support as recently as April 2026. Wikipedia

Key Product Evolution

* Architecture Milestone: It was the first x86 CPU to integrate a Floating-Point Unit (FPU) and on-chip cache (L1 SRAM) directly onto the silicon, doubling the performance of the preceding i386. Alibaba Sveacon

* Integration: Designed by a team led by current Intel CEO Pat Gelsinger, it was the first x86 chip to surpass one million transistors. Intel Wikipedia

* Variant Strategy: Intel introduced "SX" models with disabled FPUs to lower costs for budget users, while "DX2" and "DX4" utilized clock-doubling technology to achieve higher internal speeds. Wikipedia Alibaba

Current Sourcing & Availability

Wholesale and B2B markets primarily offer used or refurbished stock for industrial repair and replacement:

* Industrial Motherboards: SBC (Single Board Computer) and ISA-based motherboards (e.g., Ver:G9) are available, often priced between $500–$1,500 per unit due to their rarity and mission-critical nature in legacy systems.

* Microprocessors: Individual chips like the KU80486SX can still be found in wholesale quantities from independent distributors, typically ranging from $3–$50 depending on condition and speed grade.

Sources & References

26 sources cited · Verified industry data & reports

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