Macintosh Performa 588CD upgrades

A Japan-market all-in-one 68LC040 Performa with IDE storage, CD-ROM, and LC-family expansion.

Also called: Macintosh Performa 588, Performa 588

At a glance

Introduced: 1995

Products listed: 1

Exact-model evidence: 1

Family/interface evidence: 0

Upgrade types: 1

Vintage searches: 0

Upgrade directory: Performa 588CD

Browse everything below, or filter by product type, availability, and compatibility basis. Notes explain whether evidence names an exact target, a broader family, or only the relevant bus or interface for this computer.

Showing 1 product.

StatusProductWhat it doesLinks
AvailableChecked Jul 24, 2026Spicy O'Clockby Infinity Products
68040overclockingclock generatoroscillatorsoldering

Provides finely adjustable clock generation for selected 68040 Macintosh logic boards using an XC88916-family clock driver.

For this system (exact model): The vendor names the Performa 588 among supported models. Verify the board revision, clock driver, cooling, and stable operating range.

The current product page listed the module without an out-of-stock marker on 2026-07-24. Installation, measurement, cooling, stability testing, and any resulting hardware damage remain the user's responsibility.

Sources
Spicy O'Clock product and compatibility page