AMD K6-III 400 - AMD-K6-III/400 (65C 2.4V ES)

CPU Information

General information
TypeCPU / Microprocessor
FamilyAMD K6-III
CPU part numberAMD-K6-III/400 (65C 2.4V ES)
Frequency (MHz)  ? 400
Bus speed (MHz)  ? 66 or 100
Clock multiplier  ? 
  • 6 (66 MHz bus)
  • 4 (100 MHz bus)
Package321-pin ceramic staggered PGA
1.95" x 1.95" (4.95 cm x 4.95 cm)
SocketSocket 7 (66 MHz bus); Super 7 (100 MHz bus)
 
Architecture / Microarchitecture
Manufacturing process0.25 micron
21.3 million transistors
Data width32 bit
Floating Point UnitIntegrated
Level 1 cache size  ? 32 KB instruction cache with additional 20 KB pre-decode cache
32 KB writeback data cache
Level 2 cache size  ? 256 KB full speed
Physical memory (GB)4
FeaturesMMX and 3D Now! multimedia instructions
Low power features
  • Halt state
  • Stop Grant state  ? 
  • Stop Grant Inquire state
  • Stop Clock state
 
Electrical/Thermal parameters
V core (V)  ? 2.4
V I/O or secondary (V)3.3V (3.135V - 3.6V)
Minimum/Maximum operating temperature (°C)  ? 0 - 65
 
Notes on AMD AMD-K6-III/400
  • This processor supports both 66 MHz (Socket 7) and 100 MHz (Super 7) bus frequences. For 66 MHz bus speed use 6x clock multiplier, for 100 MHz bus speed use 4x clock multiplier.

Pictures (1)

AMD K6-III 400 - AMD-K6-III/400 (65C 2.4V ES)

400 MHz
321-pin ceramic staggered PGA

Engineering sample
AMD K6-III 400 - AMD-K6-III/400 (65C 2.4V ES)

Benchmarks

Tested processor
CPU ID:0591h
CPU vendor string:AuthenticAMD
CPU name string:AMD-K(tm) 3D+ Processor
 
Motherboard Tekram P5M4-M+ (PC-DOS)
Dhrystone 2.1 (VAX MIPS)465.77
Doom 1.9s high detail (FPS)107.16
Doom 1.9s low detail (FPS)173.97
Linpack 100x100 (MFLOPS)66.43
Whetstone (KWIPS)158.49
 
Motherboard Tekram P5M4-M+ (Win98)
Sandra Dhrystone (MIPS)915
Sandra MultiMedia Floating Point (it/s)2757
Sandra MultiMedia Integer (it/s)2254
Sandra Whetstone (MFLOPS)482

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