Editing intel/80486/486sx-20 (section)

== Cache ==
{{main|intel/microarchitectures/80486#Memory_Hierarchy|l1=80486 § Cache}}
{{cache info
|l1 cache=8 KiB
|l1 break=1x8 KiB
|l1 desc=4-way set associative
|l1 extra=(unified, write-through policy)
}}
base frequency	20 MHz (0.02 GHz, 20,000 kHz) +
bus rate	20 MT/s (0.02 GT/s, 20,000 kT/s) +
bus speed	20 MHz (0.02 GHz, 20,000 kHz) +
bus type	FSB +
clock multiplier	1 +
core count	1 +
core name	486SX +
core voltage	5 V (50 dV, 500 cV, 5,000 mV) +
core voltage tolerance	5% +
cpuid	420 +
designer	Intel +
family	80486 +
first launched	September 16, 1991 +
full page name	intel/80486/486sx-20 +
instance of	microprocessor +
l1$ description	4-way set associative +
l1$ size	8 KiB (8,192 B, 0.00781 MiB) +
ldate	September 16, 1991 +
manufacturer	Intel +
max cpu count	1 +
max memory	4,096 MiB (4,194,304 KiB, 4,294,967,296 B, 4 GiB, 0.00391 TiB) +
max operating temperature	85 °C +
microarchitecture	80486 +
min operating temperature	0 °C +
model number	i486SX-20 +
name	Intel i486SX-20 +
part number	A80486SX-20 +, KU80486SX-20 + and 03G9565 +
power dissipation	2.25 W (2,250 mW, 0.00302 hp, 0.00225 kW) +
process	1,000 nm (1 μm, 0.001 mm) + and 800 nm (0.8 μm, 8.0e-4 mm) +
s-spec	SX406 +, SX467 +, SX492 +, SX678 +, SXE63 +, SX587 +, SX632 +, SX672 +, SZ700 + and SZ740 +
series	486SX +
smp max ways	1 +
technology	CMOS +
transistor count	1,185,000 +
word size	32 bit (4 octets, 8 nibbles) +