Athlon 64 FX - Definition and Overview

The Athlon 64 FX is a product family part of AMD K8 series. It is intended for users of single processor Personal computer systems. The processor implements the x86 and AMD64 instruction sets. It features 1024 KB (1MB) of Level 2 cache, a 128-bit memory controller unlike the 64-bit controller of previous versions, and operates at frequencies from 2.2GHz. It, like the other processors of the K8 series, features a HyperTransport bus (800MHz and later 1000MHz). During the middle of 2005, AMD is planning to switch over to dual-core processors which will include the Athlon 64 FX. The FX also comes in two flavors: one in the 940 pin (server board) form, and one in the 939 pin (desktop board) form. The Athlon 64 FX is the top performing processor in gaming. Although AMD is gaining, Intel still does better at business software.

The Athlon FX comes in three models so far:

FX-51 FX-53 FX-55

An FX-57 is due to be released in Q2 2005.

See also: List of AMD microprocessors