SL Enhanced

SL Enhanced

Intel's branding of its first power-saving 486 chips in the early 1990s. SL Enhanced 486 CPUs used 3.3 volts instead of 5 and could go into an idle state under one watt. Initially for portable PCs, and later for desktops, the System Management Mode would shut down peripherals to save energy.
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References in periodicals archive ?
The Aero 4/25 is powered by a 25MHz 486SX (SL enhanced) CPU with 8K of internal cache.
Powering the 4/33C is a 33Mhz 486 SX (SL enhanced) CPU with 8K of internal cache.