AMD AMD-K6-III/400AFR: specs and benchmarks

Summary

AMD started AMD-K6-III/400AFR sales 26 February 1999. Based on a K6-III architecture, this desktop processor is primarily aimed at home systems. It has 1 core and 1 thread, and is based on 0.25 µm manufacturing technology, with a maximum frequency of 99 MHz and a locked multiplier.

Primary details

AMD-K6-III/400AFR processor market type (desktop or notebook), architecture, sales start time and pricing.

Place in the ranking	not rated
Place by popularity	not in top-100
Market segment	Desktop processor
Series	AMD K6-III
Architecture codename	K6-III (1999−2000)
Release date	26 February 1999 (25 years ago)

Detailed specifications

Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.

Physical cores	1 (Single-Core)
Threads	1
Boost clock speed	0.1 GHz	of 50 MHz (i486DX-50)
Bus type	FSB
Bus rate	99.99 MT/s
Multiplier	4	of 42 (Core i7-7700K)
L2 cache	256 KB	of 86016 KB (EPYC 9634)
Chip lithography	0.25 µm	of 0.18 µm (K6-2+/450ACZ)
Die size	118 mm2
Number of transistors	21 Million	of 135,240 million (EPYC 9684X)
64 bit support	-

Memory specs

Types, maximum amount and channel number of RAM supported by AMD-K6-III/400AFR's memory controller. Depending on the motherboard, higher memory frequency may be supported.

Maximum memory size

4 GB

of 6 TiB (EPYC 9124)

Benchmark performance

Single-core and multi-core benchmark results of AMD-K6-III/400AFR. Overall benchmark performance is measured in points in 0-100 range, higher is better.

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