The Intel 430HX (codenamed Triton II) is a chipset from

Intel Intel Corporation is an American multinational corporation and technology company headquartered in Santa Clara, California, and Delaware General Corporation Law, incorporated in Delaware. Intel designs, manufactures, and sells computer compo ...

, supporting

Socket 7 Socket 7 is a physical and electrical specification for an x86-style CPU socket on a personal computer motherboard. It was released in June 1995. The socket supersedes the earlier Socket 5, and accepts P5 Pentium microprocessors manufactured by ...

processors, including the

Pentium Pentium is a series of x86 architecture-compatible microprocessors produced by Intel from 1993 to 2023. The Pentium (original), original Pentium was Intel's fifth generation processor, succeeding the i486; Pentium was Intel's flagship proce ...

and Pentium MMX. It is also known as i430HX and it was released in February 1996. The official part number is 82430HX.

Features

The 430HX chipset had all the features of the 430FX (Triton I) plus support for ECC, parity

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, two-way

SMP SMP may refer to: Organisations * Scale Model Products, 1950s, acquired by Aluminum Model Toys * School Mathematics Project, UK developer of mathematics textbooks * ''Sekolah Menengah Pertama'', "junior high school" in Indonesia * Shanghai Munici ...

USB Universal Serial Bus (USB) is an industry standard, developed by USB Implementers Forum (USB-IF), for digital data transmission and power delivery between many types of electronics. It specifies the architecture, in particular the physical ...

, and then current

PCI PCI may refer to: Business and economics * Payment card industry, businesses associated with debit, credit, and other payment cards ** Payment Card Industry Data Security Standard, a set of security requirements for credit card processors * Prov ...

to improve speed. It consists of one 82439HX TXC, the northbridge and one

PIIX3 PCI IDE ISA Xcelerator (PIIX), also known as Intel 82371, is a family of Intel southbridge microchips employed in some Intel chipsets. x86 virtualization implementations often support emulations of various PIIX-based chipsets. Versions PIIX The ...

, the southbridge. The 430HX chipset supported up to 512MB of RAM (64MB or 512MB cacheable depending on tag RAM size).

Gallery

File:Intel fw82439hx su115.jpg, Intel FW82439HX PCIset System Controller (TXC)

Limitations

Not all 430HX boards allowed for tag RAM expansion, only allowing 64MB cacheable; 430HX also did not support the then-new

SDRAM Synchronous dynamic random-access memory (synchronous dynamic RAM or SDRAM) is any DRAM where the operation of its external pin interface is coordinated by an externally supplied clock signal. DRAM integrated circuits (ICs) produced from the ...

memory technology. Dual-voltage support, for Pentium MMX or

AMD K6 The K6 microprocessor was launched by AMD in 1997. The main advantage of this particular microprocessor is that it was designed to fit into existing desktop designs for Pentium-branded CPUs. It was marketed as a product that could perform as wel ...

CPUs, was also not mandatory on 430HX boards, requiring the use of an

interposer An interposer is an electrical interface routing between one socket or connection and another. The purpose of an interposer is to spread a connection to a wider pitch or to reroute a connection to a different connection.List of Intel chipsets This article provides a list of motherboard chipsets made by Intel, divided into three main categories: those that use the PCI bus for interconnection (the 4xx series), those that connect using specialized "hub links" (the 8xx series), and thos ...

References

* , PC Guide. * , PC Guide.
Summary of P5 chipsets
comp.sys.intel, September 1996. * * 430HX {{Compu-hardware-stub