Table 21. Hard drive options for external expansion enclosures (Part 2)
Part number | Description | Maximum quantity supported |
|
| per one enclosure |
|
|
|
EXP2524 |
| |
|
|
|
49Y1896 | 146 GB 15K 6 Gb SAS 2.5” HDD | 24 |
|
|
|
49Y1895 | 300 GB 10K 6 Gb SAS 2.5” HDD | 24 |
|
|
|
81Y9596 | 600 GB 10K 6 Gb SAS 2.5” HDD | 24 |
|
|
|
49Y1898 | 500 GB 7,200 RPM 6 Gb SAS NL 2.5” HDD | 24 |
|
|
|
EXP2524 |
| |
|
|
|
81Y9956 | 200GB 2.5" SAS SSD | 24 |
|
|
|
81Y9960 | 400GB 2.5" SAS SSD | 24 |
|
|
|
The RAID controllers listed in the following table are supported with external expansion enclosures.
Table 22. RAID controllers for external storage expansion enclosures
Part number | Description | Maximum quantity |
|
| supported |
|
|
|
46M0830 | ServeRAID M5025 SAS/SATA Controller | 4 |
|
|
|
46M0930 | ServeRAID M5000 Series Advance Feature Key† | 1 per one M5025 |
|
|
|
81Y4426 | ServeRAID M5000 Series Performance Accelerator Key† | 1 per one M5025 |
|
|
|
† Only one key is supported in each controller, either the Advance Feature Key or the Performance Accelerator Key.
The ServeRAID M5025 SAS/SATA Controller has the following specifications:
Two
Supports RAID levels 0, 1, 5, 10, and 50
Supports RAID 6 and 60 with the optional M5000 Advanced Feature Key
Performance optimization for SSD drives with optional M5000 Series Performance Accelerator Key
6 Gbps throughput per port
PCI Express 2.0 x8 host interface
Based on the LSI SAS2108 6 Gbps ROC controller
512 MB of onboard cache
Intelligent
Supports connectivity to the EXP3000, EXP2512, and EXP2524 storage expansion enclosures
For more information, see the IBM Redbooks Product Guide ServeRAID M5025 SAS/SATA Controller for IBM System x: http://www.redbooks.ibm.com/abstracts/tips0739.html?Open
IBM System x3650 M3 | 33 |