  the phoebe 2100 (or ) was to be acorn computers' successor to the risc pc, slated for release in late 1998. however in september 1998 acorn cancelled the project as part of a restructuring of the company. ==specificationacorn computers - phoebe (risc pc ii) functional specification== :233 mhz intel strongarm sa110 revision s cpu. support for multiple cpus on daughter cards available, but multiple cpu support was not available in risc os :64&nbsp;mhz front side bus :up to 512&nbsp;mib of sdram :iomd2 i/o controller ::plx technology pci bridge pci9080 :::4 pci slots (33mhz) ::pc style joystick/game port ::3 acorn podule expansion sockets ::smc37672 superio chip supporting :::ps/2 keyboard and mouse :::two eide channels supporting up to four devices (6.4 gb unit supplied) :::two serial ports :::parallel port :::single floppy drive :vidc20 revision r video controller supporting ::4&nbsp;mib of edo vram running at 200&nbsp;mhz :nlx form factor tower case with a custom yellow front panel (by the designers of iomega's zip drive) :slot loading cd-rom drive :5.25" drive bays :230 w psu unit. processors running at 300&nbsp;mhz were being sampled by acorn in september 1998, with 360&nbsp;mhz versions also expected. ==development== in november 1996, the design of what was to become phoebe 2100 was started. the design took into account a number of perceived weaknesses of the risc pc design, a slow memory architecture, limited i/o capability, limited expansion, and not adhering to industry standards. to overcome these weakness a number of design objectives 
ARM-based_home_computers Acorn_Computers