Specifications, Memory and storage capacity conventions, Raid conventions – HP Smart Array P431 Controller User Manual
Page 9

Specifications 9
Specifications
Memory and storage capacity conventions
Memory capacities are specified using binary prefixes:
•
KiB = 2
10
bytes
•
MiB = 2
20
bytes
•
GiB = 2
30
bytes
•
TiB = 2
40
bytes
Storage capacities are specified using SI prefixes:
•
KB = 10
3
bytes
•
MB = 10
6
bytes
•
GB = 10
9
bytes
•
TB = 10
12
bytes
Older, and other, documentation may use SI prefixes for binary values.
Actual available memory capacity and actual formatted storage capacity for devices are less than specified
values.
RAID conventions
HP uses the following naming convention for RAID levels:
•
RAID 0
•
RAID 10
•
RAID 5
•
RAID 50
•
RAID 6
•
RAID 60
•
RAID 1 (ADM)
•
RAID 10 (ADM)
RAID 50 and RAID 60 are also known in the industry as RAID 5+0 and RAID 6+0, respectively.