Specification | PERC 5/E Adapter | PERC 5/i Adapter | PERC 5/i Integrated |
RAID Levels |
0, 1, 5, 10, 50 |
0, 1, 5, 10, 50 |
0, 1, 5, 10, 50 |
Enclosures per Port |
Up to 3 enclosures |
N/A |
N/A |
Ports |
2 x4 external wide port |
2 x4 internal wide port |
2 x4 internal wide port |
Processor |
Intel® IOP333 I/O processor with Intel XScale Technology |
Intel IOP333 I/O processor with Intel XScale Technology |
Intel IOP333 I/O processor with Intel XScale Technology |
Battery Backup Unit |
Yes, Transportable |
Yesa |
Yes |
Cache Memory |
256 MB DDR2 cache memory size |
256 MB DDR2 cache memory size |
256 MB DDR2 cache memory size |
Cache Function |
Write-back, write-through, adaptive read ahead, non-read ahead, read ahead |
Write-back, write-through, adaptive read ahead, non-read ahead, read ahead |
Write-back, write-through, adaptive read ahead, non-read ahead, read ahead |
Maximum Number of Drives per Array |
Up to 32 drives per array |
Up to 32 drives per array |
Up to 32 drives per array |
Maximum Number of Arrays per Disk Group |
Up to 8 arrays (in a spanned configuration) |
Up to 8 arrays (in a spanned configuration) |
Up to 8 arrays (in a spanned configuration) |
Maximum Number of Virtual Disks per Disk Group |
Up to 16 virtual disks per disk group
RAID 0=16
RAID 1=16
RAID 5=16
RAID 10= 1
RAID 50=1 |
Up to 16 virtual disks per disk group
RAID 0=16
RAID 1=16
RAID 5=16
RAID 10=1
RAID 50=1 |
Up to 16 virtual disks per disk group
RAID 0=16
RAID 1=16
RAID 5=16
RAID 10=RAID 50=1 |
Multiple Virtual Disks per Controller |
Up to 64 virtual disks per controller |
Up to 64 virtual disks per controller |
Up to 64 virtual disks per controller |
Support for x8 PCI Express host interface |
Yes |
Yes |
Yes |
Online Capacity Expansion |
Yes |
Yes |
Yes |
Dedicated and Global Hot Spares |
Yes |
Yes |
Yes |
Hot Swap Devices Supported |
Yes |
Yes |
Yes |
Non-Disk Devices Supported |
No |
No |
No |
Mixed Capacity Physical Disks Supported |
Yes |
Yes |
Yes |
Hardware Exclusive-OR (XOR) Assistance |
Yes |
Yes |
Yes |
aThe PERC 5/i Adapter supports a battery backup unit (BBU) on selectedsystems only. See the documentation that shipped with the system foradditional information. |