Processor Expansions for A4000
ACT Elektronik Apollo 3040/3060 & 4040/4060
 Photo Software Manual Advert Benchmark
Commodore A3630 (A3400)
 Photo Software Manual Advert Benchmark
Commodore A3640
 Photo Software Manual Advert Benchmark
Great Valley Products T-Rex (G-Force 040)
 Photo Software Manual Advert Benchmark
Great Valley Products T-Rex II
 Photo Software Manual Advert Benchmark
Hardital PowerChanger 040
 Photo Software Manual Advert Benchmark
MacroSystem US Warp Engine
 Photo Software Manual Advert Benchmark
Phase 5 Digital Products Blizzard 4030
 Photo Software Manual Advert Benchmark
Phase 5 Digital Products CyberStorm
 Photo Software Manual Advert Benchmark
Phase 5 Digital Products CyberStorm Mk2
 Photo Software Manual Advert Benchmark
Phase 5 Digital Products CyberStorm Mk3
 Photo Software Manual Advert Benchmark
Phase 5 Digital Products CyberStorm PPC
 Photo Software Manual Advert Benchmark
Phase 5 Digital Products PowerUp (developer board prototype)
 Photo Software Manual Advert Benchmark
Phase 5 Digital Products PowerUp (developer board)
 Photo Software Manual Advert Benchmark
Phase 5 Digital Products PowerUp (early prototype)
 Photo Software Manual Advert Benchmark
Quikpak / Eagle Computer Products 060
 Photo Software Manual Advert Benchmark
RCS Management X-Calibur
 Photo Software Manual Advert Benchmark
Sonnet Technologies QuadDoubler 50 (Doubler 4000)
 Photo Software Manual Advert Benchmark