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Cyrix Math CPUs

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Cyrix Cx-82S87-NP-SV '90

Picture of Cyrix Cx-82S87-NP-SV '90 - front side Picture of Cyrix Cx-82S87-NP-SV '90 - back side
  • FPU: yes
  • Introduction:
      1990
  • Mfg. date:
      week 5/1990

HO-HO-HO - it's christmas time

Cyrix Cx-83D87-25-GP

Picture of Cyrix Cx-83D87-25-GP - front side Picture of Cyrix Cx-83D87-25-GP - back side
  • Processor Speed:
    25.00 MHz
  • Bus Speed:
    25.00 MHz
  • FPU: yes
  • Mfg. date:
      week 43/1991

HO-HO-HO - it's christmas time

Cyrix 387DX-33

Picture of Cyrix 387DX-33 - front side Picture of Cyrix 387DX-33 - back side
  • Processor Speed:
    33.00 MHz
  • Bus Speed:
    33.00 MHz
  • FPU: yes
  • Mfg. date:
      week 10/1992

HO-HO-HO - it's christmas time

Cyrix Cx-83D87-33-GP bright

Picture of Cyrix Cx-83D87-33-GP bright - front side Picture of Cyrix Cx-83D87-33-GP bright - back side
  • Processor Speed:
    33.00 MHz
  • Bus Speed:
    33.00 MHz
  • FPU: yes
  • Introduction:
      1990
  • Mfg. date:
      week 5/1990

HO-HO-HO - it's christmas time

Cyrix Cx-83D87-33-GP dark

Picture of Cyrix Cx-83D87-33-GP dark - front side Picture of Cyrix Cx-83D87-33-GP dark - back side
  • Processor Speed:
    33.00 MHz
  • Bus Speed:
    33.00 MHz
  • FPU: yes
  • Introduction:
      1990
  • Mfg. date:
      week 10/1994

HO-HO-HO - it's christmas time

Cyrix Cx87DLC-V33QP

Picture of Cyrix Cx87DLC-V33QP - front side Picture of Cyrix Cx87DLC-V33QP - back side
  • Processor Speed:
    33.00 MHz
  • Bus Speed:
    33.00 MHz
  • FPU: yes
  • Mfg. date:
      week 2/1993
Follow this link for an introductory comment on this chip:
  -> http://cpu-museum.de/forum/viewtopic.php?p=184#184

HO-HO-HO - it's christmas time

Cyrix Cx-83D87-40-GP dark

Picture of Cyrix Cx-83D87-40-GP dark - front side Picture of Cyrix Cx-83D87-40-GP dark - back side
  • Processor Speed:
    40.00 MHz
  • Bus Speed:
    40.00 MHz
  • FPU: yes
  • Introduction:
      1991
  • Mfg. date:
      week 28/1993

HO-HO-HO - it's christmas time

Cyrix Cx487S-40QP in-socket 40MHz

Picture of Cyrix Cx487S-40QP in-socket 40MHz - front side Picture of Cyrix Cx487S-40QP in-socket 40MHz - back side
  • Processor Speed:
    40.00 MHz
  • Bus Speed:
    40.00 MHz
  • FPU: yes
  • Mfg. date:
      week 40/1993

HO-HO-HO - it's christmas time

Cyrix FasMath Cx83D87-40GP QFP

Picture of Cyrix FasMath Cx83D87-40GP QFP - front side Picture of Cyrix FasMath Cx83D87-40GP QFP - back side
  • Processor Speed:
    40.00 MHz
  • Bus Speed:
    40.00 MHz
  • FPU: yes
  • Mfg. date:
      week 45/1993
Follow this link for an introductory comment on this chip:
  -> http://cpu-museum.de/forum/viewtopic.php?p=184#184