Intel 440ZXM

Intel 82443ZX-M This is an Intel northbridge. Features Supports the following processors: Intel Mobile Pentium III Intel Mobile Celeron Supports the following memory modules, up to a maximum of 256 MB: PC-133 (will be limited to PC-100 speeds)1 PC-1001 PC-661 AGP revision: 1.0, 1x/2x PCI revision: 2.1 Front Side Bus (FSB): 100 MHz Paired with the Intel 82371MB southbridge FOOTNOTES [Δ] The 82443MX is incapable of addressing more than 256MB on a single RAM module, which causes ThinkPads that use this chip to max out at 256MB.

Linux support

This chipset is supported by recent 2.4 and 2.6 kernels

Documentation

Intel 440ZXM technical documentation
Intel 440ZXM datasheet

This chip may be found in

• X20, X21
• TransNote