List of processor cards

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This is a summary of processor upgrades that work with 68k/early PPC Macs.

Manufacturer Model Interface Processor Notes'
Applied Engineering Transwarp 4300 LC PDS 40 MHz 68030 FPU/L2 cache options.
Extreme Systems Impact LC PDS 33 MHz 68030
MicroMac Thunder LC PDS 32 MHz 68030 FPU option
MicroMac ThunderCache LC PDS 32 MHz 68030 FPU option. Variation of the above with L2 cache.
MicroMac ThunderPro LC PDS 32 MHz 68030 FPU option. Four additional SIMM slots.
MicroMac ThunderCachePro LC PDS 32/50 MHz 68030 FPU option. Variation of the above with L2 cache.
MicroMac Speedster040 LC PDS 25/50 MHz 68040 FPU option.
Sonnet Presto Plus LC PDS 33 MHz 68040/68LC040 Adds an additional 32 MB of RAM and 10Base-T Ethernet on the unit itself.