MacEffects Thunder accelerator is the perfect hardware upgrade for your Macintosh LCII (Performa 400/405/410/430) or Color Classic computer. The Thunder accelerator features a 68030 processor and 68882 FPU (math coprocessor) both clocked to 32Mhz to speed up CPU performance and math calculations. With the Thunder accelerator you can enjoy a new level of performance from your Macintosh.
Plug and play performance, no drivers needed. Increase CPU performance by up to 170% and FPU (Math) performance by 400%!
✝Some users have reported this card to work with the original Macintosh LC. We have not tested this and other users have reported that it does NOT work. Therefore, this card is being offered to be only compatible with the Macintosh LC II and Macintosh Color Classic.