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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.
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