Product Comparison
iSTAR Ultra Installation and Configuration Guide 1–11
Product Comparison
Table 1-1 compares the iSTAR Ultra with other iSTAR controllers. 
Table 1-1:  Product Comparison Table (i2, i3, i4, i5 are firmware suffixes) 
Feature
iSTAR Ultra
i5
iSTAR Ultra 
SE 
(Ultra Mode)
i5
iSTAR Ultra 
SE 
(Pro Mode)
i5
iSTAR Edge
i4
iSTAR eX
i3
iSTAR Pro
i2
iSTAR 
Classic
i2
Processor Freescale 
i.MX6 ARM 
processor, 
1GHz
Freescale 
i.MX6 ARM 
processor, 
1GHz
Freescale 
i.MX6 ARM 
processor, 
1GHz
ARM Atmel
9260
ARM Marvell
PXA255
PowerPC 
Motorola
MPC860
PowerPC 
Motorola
MPC860
Speed, MHz 1000 1000 1000 180 400 60 50
Win CE 
Version
N/A N/A N/A 5 5 3 3
Linux yes yes yes no no no no
RAM 2 GB DDR3 
RAM
2 GB DDR3 
RAM
2 GB DDR3 
RAM
64 MB 64 MB 64 MB 16 MB
Flash 16 GB SD 
Card
16 GB SD 
Card
16 GB SD 
Card
128 MB 32 MB plus 
256 mb on 
included CF 
Card
16 MB 8 MB
Cards - 
average           
card record
500K 
(Software 
limit)
500K 
(Software 
limit)
500K 
(Software 
limit)
>250K >250K >250K 27K
Cards - very 
large card 
record
500K 
(Software 
limit)
500K 
(Software 
limit)
500K 
(Software 
limit)
>100K >100K > 100K 10K
Cards - very 
small card 
record
500K 
(Software 
limit)
500K 
(Software 
limit)
500K 
(Software 
limit)
>400K >400K > 400K  45K
Full operating 
backup power 
provided
No No No No Yes No No
External 
backup power 
supported
apS, other 
external UPS 
or backup of 
Power 
Sourcing 
Equipment
apS, other 
external UPS 
or backup of 
Power 
Sourcing 
Equipment
apS, other 
external UPS 
or backup of 
Power 
Sourcing 
Equipment
apS, other 
external UPS 
or backup of 
Power 
Sourcing 
Equipment
Other external 
UPS, if wired 
correctly and 
our other 
hardware still 
used.
apS, other 
external UPS
apS, other 
external UPS