HP XP P9500

generates less heat, the fan speed is reduced, saving energy and reducing the noise level of the
system.
When the disk array is in standby mode, the disk drives spin down and the controller and drive
chassis use significantly less power. For example, a system that consumes 100 amps during normal
operation, uses only 70 amps while in standby mode.
Specifications
The following tables provide general specifications of the P9500. Additional specifications are
located in “Specifications” (page 80).
Table 1 P9500 specifications
Dual ModuleSingle ModuleSizeItem
589 TB294 TBInternalMaximum Capacity (based
on 900GB HDDs)
247 PB247 PBExternal
64k64k-Maximum number of
volumes
See Table 2 (page 13).Supported drives
Min 128 GBMin 64 GB.Cache memory capacity
Max 1024 GBMax 512 GB
Min 64 GB.Cache flash memory
capacity
Max 1028 GB
RAID1, RAID5, RAID6.RAID Level
2D+2D, 4D+4DRAID1RAID GroupConfiguration
3D+1P, 7D+1PRAID5
6D+2PRAID6
Hierarchical Star NetArchitectureInternal Path
Cache Path = 128 GB/sMaximum Bandwidth
Control Path = 64 GB/s
64 (2WL*32)32 (2WL*6)SAS 6GBack-end Path
160/16,880 /16,8FC 2/4/8GNumber of ports per
installation unit
SAS/Dual PortController chassisDevice I/F
drive chassis
Interface
Max. 6 GBpsData transfer rate
256 (2.5 inch HDD)Maximum number
of HDD per SAS I/F
8 if drives installed4 if drives installedMaximum number of CHAs
12 if diskless6 if diskless
1/2/4 GBps Fibre Channel: 16MFS/16MFLMainframeChannel I/F
2/4/8 GBps Fibre Channel: 16MUS/16MUL
2/4/8 GBps Fibre Shortwave:Open systems
12 Introduction