Comparing The Xp512 To The Xp48 - HP StorageWorks XP48 - Disk Array Owner's Manual

Comparing the XP512 to the XP48

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The XP512 and the XP48 are members of the same product family. The
main differences are in configuration capacities. Except as limited by the
configuration limitations, the XP512 and XP48 provide identical
functionality.
There are some additional differences. For example, the XP48 ACP is an
integral part of the XP48 and cannot be removed or interchanged. The
following table describes the differences between the XP512 and XP48
disk arrays.
Table 1. Comparing the XP512 to the XP48
Feature XP512
Power Single-phase or 3-phase
DKC/DKU One DKC
Up to 6 DKUs
Maximum hard 512
disk drives
Maximum spare 16
disk drives
Maximum parity 126
groups/subsystem
Maximum disk 37 TB
drive capacity
Maximum cache 32 GB
Cache expansion Yes
board
HP SureStore E Disk Array XP512/XP48: Owner's Guide
XP48
Single-phase only
Single cabinet unit
only (no expansion)
48
4
11
3.5 TB
16 GB
No
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