Latest revision as of 16:14, 13 December 2017

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Intel i486SX-33
A80486SX-33, S-Spec SX680, 1993, 28th week
General Info
Designer	Intel
Manufacturer	Intel
Model Number	i486SX-33
Part Number	A80486SX-33, A80486SX33, SB80486SX-33, FA80486SX-33, KU80486SX-33, FA80486SX33
S-Spec	SK798, SK903, SX680, SX789, SX797, SX847, SX902, SX931, SX684, SX724, SX780, SX781, SX791, SX799, SX834, SX849, SX853, SX855, SX935 Q0384 (QS), Q0575 (QS)
Introduction	September 21, 1992 (launched)
Shop	Amazon
General Specs
Family	80486
Series	486SX
Frequency	33 MHz
Bus type	FSB
Bus speed	33 MHz
Bus rate	33 MT/s
Clock multiplier	1
Microarchitecture
Microarchitecture	80486
Core Name	486SX
Process	1 µm, 800 nm
Transistors	1,185,000
Technology	CMOS
Word Size	32 bit
Cores	1
Max Memory	4 GiB
Multiprocessing
Max SMP	1-Way (Uniprocessor)
Electrical
Power dissipation	2.5 W
Vcore	5 V ± 5%
OP Temperature	0 °C – 85 °C

i486SX-33 was a fourth-generation x86 microprocessor introduced by Intel in 1991. This chip, which is based on the 80486 microarchitecture, operated at 33 MHz. In contrast to the i486DX chips, the i486SX line had no functional FPU on-die.

Cache[edit]

Main article: 80486 § Cache

Graphics[edit]

This chip had no integrated graphics processing unit.

Features[edit]

• System Management Mode (SMM)

Gallery[edit]

• 

  SB80486SX-33

• 

  A80486SX-33, S-Spec SX668

• 

  A80486SX-33, S-Spec SX797

• 

  KU80486SX-33, S-Spec SX684

• 

  SB80486SX-33, S-Spec SX855

See also[edit]

• 80486 family