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                                                                        NP CPU Information Page

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                                                                                     Cyrix® CPU

Cyrix MX

Cyrix MX

Manufactured by IBM

Manufactured by National Semiconductor

Clock

Bus

Volts

Connector

Cache

Size

Temp

Introduced

PR166
150/133

60/66

2.9/3.3

Socket 7

L1: 64kB

0.35µ

70°C

May 1997

PR200
166/150

66/75

2.9/3.3

Socket 7

L1: 64kB

0.35µ

70°C

May 1997

PR200
166/150

66/75

2.9/3.3

Socket 7

L1: 64kB

0.3µ

70°C

Q2 1998

PR233
200/188/166

66/75/83

2.9/3.3

Socket 7

L1: 64kB

0.35µ
0.3µ

70°C

May 1997
Q2 1998

PR233
200/188

66/75

2.9/3.3

Socket 7

L1: 64kB

0.3µ

70°C

Q2 1998

PR266
208

83

2.9/3.3

Socket 7

L1: 64kB

0.35µ
0.3µ

70°C

Mar 1998
Q2 1998

PR266
208

83

2.9/3.3

Socket 7

L1: 64kB

0.3µ

70°C

Q2 1998

 

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