AdSpeed/IDE Company ICD, USA   Date 1991   Amiga A500   Interface 68000 socket   68000 @ 14.3 MHz 32 kB SRAM (16 kB cache and 16 kB cache tags) CPU speed can be changed via software (or an optional switch) even when running programs onboard IDE controller 40 pin IDE header incompatible with Western Digital and IBM hard disks connects to 68000's socket Photo front side Software AdSpeed-20.dms (12 kB) AdSpeed program v2.0   AdSpeed.dms (9 kB) AdSpeed program v1.0   ICDPrepHD-42.dms (117 kB) install disk v4.2 ICDPrepHD v4.2, adide.device v4.0r1, adscsi.device v4.0r1, icddisk.device v3.5r1, trifecta.device v4.0r1   ICDPrepHD-42.dms (117 kB) install disk v4.0 ICDPrepHD v4.0, adide.device v4.0r1, adscsi.device v4.0r1, icddisk.device v3.5r1, trifecta.device v4.0r1