== Description ==
RAM expansions card from [[Vortex Computersysteme|Vortex]], mounted between CPC464 mainboard and CPU/Gate Array. It won't fit on CPC664, CPC6128, or CPC+ boards. The card is not compatible with the standard [[dk'tronics]] memory expansion-sytle [[Standard Memory Expansions]].
Sold in different sizes of RAM as '''SP 64''', '''SP 128''', '''SP 256''', '''SP 320''' and '''SP 512'''. Resulting in a maximum RAM size of 576K (64K internal, plus 512K external). The smaller SP64-SP320 versions can be upgraded to SP512 by mounting additional RAM chips in the spare sockets.
* [[Discology]]
* [[RCPM]] (RAM CP/M)
== Downloads ==
* [[Media:Bos10.zip]] - BOS v1.0 ROM-image
* [[Media:Bos21.zip]] - BOS v2.1 ROM-image
== Weblinks ==