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i486SX-33 - Intel
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Intel i486SX-33
A80486sx-33 sx680 observe.png
A80486SX-33, S-Spec SX680, 1993, 28th week
General Info
DesignerIntel
ManufacturerIntel
Model Numberi486SX-33
Part NumberA80486SX-33,
A80486SX33,
SB80486SX-33,
FA80486SX-33,
KU80486SX-33,
FA80486SX33
S-SpecSK798, SK903, SX680, SX789, SX797, SX847, SX902, SX931, SX684, SX724, SX780, SX781, SX791, SX799, SX834, SX849, SX853, SX855, SX935
Q0384 (QS), Q0575 (QS)
IntroductionSeptember 21, 1992 (launched)
ShopAmazon
General Specs
Family80486
Series486SX
Frequency33 MHz
Bus typeFSB
Bus speed33 MHz
Bus rate33 MT/s
Clock multiplier1
Microarchitecture
Microarchitecture80486
Core Name486SX
Process1 µm, 800 nm
Transistors1,185,000
TechnologyCMOS
Word Size32 bit
Cores1
Max Memory4 GiB
Multiprocessing
Max SMP1-Way (Uniprocessor)
Electrical
Power dissipation2.5 W
Vcore5 V ± 5%
OP Temperature0 °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
Cache Info [Edit Values]
L1$ 8 KiB
8,192 B
0.00781 MiB
1x8 KiB 4-way set associative (unified, write-through policy)

Graphics[edit]

This chip had no integrated graphics processing unit.

Features[edit]

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]

Retrieved from "https://en.wikichip.org/w/index.php?title=intel/80486/486sx-33&oldid=70374"
Facts about "i486SX-33 - Intel"
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base frequency33 MHz (0.033 GHz, 33,000 kHz) +
bus rate33 MT/s (0.033 GT/s, 33,000 kT/s) +
bus speed33 MHz (0.033 GHz, 33,000 kHz) +
bus typeFSB +
clock multiplier1 +
core count1 +
core name486SX +
core voltage5 V (50 dV, 500 cV, 5,000 mV) +
core voltage tolerance5% +
designerIntel +
family80486 +
first launchedSeptember 21, 1992 +
full page nameintel/80486/486sx-33 +
instance ofmicroprocessor +
l1$ description4-way set associative +
l1$ size8 KiB (8,192 B, 0.00781 MiB) +
ldateSeptember 21, 1992 +
main imageFile:A80486sx-33 sx680 observe.png +
main image captionA80486SX-33, S-Spec SX680, 1993, 28th week +
manufacturerIntel +
max cpu count1 +
max memory4,096 MiB (4,194,304 KiB, 4,294,967,296 B, 4 GiB, 0.00391 TiB) +
max operating temperature85 °C +
microarchitecture80486 +
min operating temperature0 °C +
model numberi486SX-33 +
nameIntel i486SX-33 +
part numberA80486SX-33 +, A80486SX33 +, SB80486SX-33 +, FA80486SX-33 +, KU80486SX-33 + and FA80486SX33 +
power dissipation2.5 W (2,500 mW, 0.00335 hp, 0.0025 kW) +
process1,000 nm (1 μm, 0.001 mm) + and 800 nm (0.8 μm, 8.0e-4 mm) +
s-specSK798 +, SK903 +, SX680 +, SX789 +, SX797 +, SX847 +, SX902 +, SX931 +, SX684 +, SX724 +, SX780 +, SX781 +, SX791 +, SX799 +, SX834 +, SX849 +, SX853 +, SX855 + and SX935 +
s-spec (qs)Q0384 + and Q0575 +
series486SX +
smp max ways1 +
technologyCMOS +
transistor count1,185,000 +
word size32 bit (4 octets, 8 nibbles) +