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. It is the world's largest semiconductor chip manufacturer by revenue, and is one of the developers of the x86 seri ...
, 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 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
RAM, two-way
SMP,
USB
Universal Serial Bus (USB) is an industry standard that establishes specifications for cables, connectors and protocols for connection, communication and power supply (interfacing) between computers, peripherals and other computers. A broad v ...
, 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
* Pro ...
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).
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 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 to another. The purpose of an interposer is to spread a connection to a wider pitch or to reroute a connection to a different connection.
Interposer comes from t ...
to step down the voltage.
See also
*
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 those ...
References
Intel 430HX ("Triton II") PC Guide, accessed August 20, 2007.
PC Guide, accessed August 20, 2007.
Summary of P5 chipsets comp.sys.intel, September 1996.
INTEL 430HX PCISET 82439HX SYSTEM CONTROLLER (TXC) datasheet*
tp://download.intel.com/design/chipsets/specupdt/29765801.pdf Intel 82371FB (PIIX) and 82371SB (PIIX3) PCI ISA IDE Xcelerator Specification Update
430HX
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