Tag: overclocking

Adds an optional Motorola 68882 floating-point coprocessor to the Macintosh Classic II.

Human review found the Infinity Products page orderable on 2026-07-24. Jurassic Computing showed a $35 Tindie purchase path with selectable FPU options on 2026-07-27; a 5 V oscillator is not included, and economy mail from France to the United States was suspended. Check the exact seller option for a fitted 68882.

Recreates and modernizes the TransWarp GS accelerator for ROM 01 and ROM 03 Apple IIgs systems.

The current page described a presale and warned that IC shortages could delay delivery on 2026-07-24. ReActiveMicro reports ROM 01 and ROM 03 testing; it does not claim ROM 00 support. Faster oscillators increase stability and cooling demands.

512 KB 68-pin Macintosh VRAM module sold in a premium 60 ns design and a limited early four-chip design.

The premium 60 ns module and the final red clearance modules were listed on 2026-07-24. The purple early-production modules were sold out with no planned rerun. Modules are sold individually; systems with two sockets require two purchases.

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

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.