Intel · 1994
Intel 420EX
The Intel 420EX is a chipset for Socket 3 80486 platforms, released in March 1994.
The Intel 420EX is a chipset designed for Intel's 80486 processors, utilizing Socket 3. It was released in March 1994 and has a thermal design power (TDP) of 6 W. The chipset supports FPM memory with a maximum capacity of 128 GB, but does not support ECC memory. It features PCIe version 2.0. The chipset consists of two main components: the PSC (82425EX) north bridge and the IB (82426EX) south bridge.
Specifications
| Socket unverified | Socket 3 |
|---|---|
| Platform unverified | 80486 |
| TDP | 6 W |
| PCIe version unverified | 2.0 |
| Memory support unverified | FPM |
| Max memory unverified | 128 GB |
| ECC memory support unverified | No |
| Release date unverified | 1994-03 |
| Release year unverified | 1994 |
| Notes unverified | North Bridge: PSC (82425EX), South Bridge: IB (82426EX) |