Socket 939

The Socket 939 was launched by AMD in answer to Socket LGA775 of Intel. Although it does not support DDR2, this format has a performance level equivalent to that of the format of Intel, with in general an advantage in term of power/price for the plays.

Characteristics of the processors for socket 939

  • Performances of the 32 bits, compatibility supplements with IA-32 (X86) like with the applications 64 bits, using the instruction set physical AMD64
  • Adresses on 40 bits, virtual addresses on 48 bits
  • Eight new (sixteen on the whole) registers 64 bits for entirety
  • Eight new (sixteen on the whole) registers 128 bits for the SE
  • Compatible with the 3DNow! and SE, as well as SE during the use of recent processors (revision E)
  • Controller DDR-SDRAM double channel ( dual Chanel ) integrated supporting the PC3200 (" DDR400")
  • Up to 6,4 Go /s of band-width of memory
  • Drunk HyperTransport for the Inputs/outputs: a bond 16 bits functioning up to 2000 MHz
  • 64 KB of mask L1 for the instructions, 64 KB of L1 mask for the data (128 KB L1 on the whole)
  • 512 KB or 1 Mo of L2 mask (according to the versions)

Context

Sockets AMD by chronological order:

External bonds

  • AMD.com - Information produced
  • AMD.com - Technical documentation for the AMD Athlon 64
  • AMDboard.com - Summary of mother charts Socket 939
  • Tom's Hardware - Introduction to GDR RAM
  • HotHardware - Socket 939 Motherboard Round-Up #1
  • ExtremeTech - Socket 939 Motherboard Round-Up #2
  • Tom's Hardware - Socket 939 Preview & Analyzes

Chipsets compatible with the socket 939:

  • VIA K8T800Pro
  • nVidia nForce3 Ultra
  • VIA K8T890Pro
  • nVidia nForce4 (Ultra and SLi)
  • ATI Radeon Xpress 200/200P

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