Series 4

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Psion models compared

previous | grid 1 of 13 - hardware - processor and memory | next | up

machine processor type processor speed base user memory ROM memory expansion
7 StrongARM SA1100 133 16 16 DIMM, CF type II, PCMCIA type I or II
Revo ARM 710T 37 8 8 No
5mx Pro ARM 710T 37 24 10 1 CF
5mx ARM710T 37 16 6 1 CF
3mx V30MX 28 2 2 2 SSDs
5 ARM 7100 18 4 or 8 6 1 CF
Siena V30H 8 0.512 or 1 1 1 SSD
3c (b) V30H 8 2 2 2 SSDs
3c V30H 8 1 or 2 2 2 SSDs
3a V30H 8 1 or 2 1 2 SSDs
3a (512) V30H 8 0.512 1 2 SSDs

Notes:

  • The V30H and V30MX processors are built by NEC.
  • The ARM processor is built by Cirrus.
  • For memory expansion, the Series 3 line uses proprietary Solid State Disk (SSD); the 5 line uses common Compact Flash (CF).
  • An external SSD drive (sold separately) can be connected to the Siena.
  • Series 3a, 3c, 3mx SSD memory disks are available in two types, RAM and Flash, in sizes ranging from 128KB to 8MB.
  • Series 5, 5mx, and 7 CF memory disks are available in sizes from 2MB and up.
  • CF cards are manufactured by various companies including Psion, Kodak, etc.
  • Series 7 memory specifics: RAM: 16MB, upgradeable via a proprietary plug-in 16MB DIMM card; FLASH: Single Type I/II CF card and/or Single Type I/II PC (PCMCIA) Card.
  • Processor speed measured in MegaHertz (MHz).
  • User random access memory (RAM) and read-only memory (ROM) measured in MegaBytes (MB).
  • The 3c (b) is the Series 3c backlit model, first introduced in North America.
  • The 3a (512) is an early generation Series 3a with 512KB RAM.
 

 

last edited on 30 November 1999