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Народ запускал 486-е на 200Мгц ужос.

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CACHECHK V7 11/23/98 Copyright © 1995-98 by Ray Van Tassle. (-h for help)
CMOS reports: conv_mem= 640K, ext_mem= 31,744K, Total RAM= 32,384K
BIOS reports: ext_mem= 31,744K Total mem: 32 MB
"AuthenticAMD" 486(5x86) Clocked at 200.1 MHz
Reading from memory.
MegaByte#: --------- Memory Access Block sizes (KB)-----
1 2 4 8 16 32 64 128 256 512 1024 2048 4096 >-- KB
0: 5 5 5 5 5 12 12 12 12 18 — — — us/KB
1: 5 5 5 5 5 12 12 12 12 18 18 18 18 us/KB
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >--- same as above.
19 20 21 22 23 24 25 26 27 28 >--- same as above.
29: 5 5 5 5 5 12 12 12 12 18 18 18 — us/KB
30: 5 5 5 5 5 12 12 12 12 18 18 18 — us/KB
31 >--- same as above.

Extra tests----
Wrt 10 11 11 11 11 11 11 11 11 11 11 11 11>-Writing
This machine seems to have both L1 and L2 cache. [reading]
L1 cache is 16KB-- 206.2 MB/s 5.1 ns/byte (345%) (221%) 3.9 clks
L2 cache is 256KB-- 93.1 MB/s 11.3 ns/byte (155%) (100%) 8.6 clks
Main memory speed — 59.7 MB/s 17.6 ns/byte (100%) [reading] 13.4 clks
Effective RAM access time (read ) is 70ns (a RAM bank is 4 bytes wide).
Effective RAM access time (write) is 40ns (a RAM bank is 4 bytes wide).
"AuthenticAMD" 486(5x86) Clocked at 200.1 MHz. Cache ENABLED.
Options: -t0

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