User Manual
Table Of Contents
- Lenovo ThinkSystem ST250 Server Product Guide
- Did you know?
- Key features
- Components and connectors
- System architecture
- Standard specifications
- Models
- Processor options
- Memory options
- Internal storage
- Controllers for internal storage
- Internal drive options
- Internal backup units
- Optical drives
- I/O expansion options
- Network adapters
- SAS adapters for external storage
- Fibre Channel host bus adapters
- Flash Storage adapters
- GPU adapters
- Fans and cooling
- Power supplies
- Integrated virtualization
- Systems management
- Security
- Keyboards and Mice
- Rack installation
- Operating system support
- Physical and electrical specifications
- Operating environment
- Warranty options
- Regulatory compliance
- External drive enclosures
- External storage systems
- External backup units
- Top-of-rack Ethernet switches
- Fibre Channel SAN switches
- Uninterruptible power supply units
- Power distribution units
- Rack cabinets
- KVM console options
- Lenovo Financial Services
- Related publications and links
- Related product families
- Notices
- Trademarks
SAS adapters for external storage
The following table lists the SAS HBAs and RAID adapters suitable for connectivity to external storage.
Table 29. Supported SAS HBAs and RAID adapters
Part
number
Feature
code Description
Slots
supported
Maximum
supported
12 Gb SAS HBA
7Y37A01090 AUNR ThinkSystem 430-8e SAS/SATA 12Gb HBA 2,3,4 2
12 Gb RAID Adapter
7Y37A01087 AUNQ ThinkSystem RAID 930-8e 4GB Flash PCIe 12Gb Adapter 2,3,4 1*
* Limited by the number of supercap mounts in the server
The following table summarizes the features of supported adapters.
Table 30. Comparison of features
Feature 430-8e RAID 930-8e
Adapter type HBA External RAID
Part number 7Y37A01090 7Y37A01087
Controller chip LSI SAS3408 LSI SAS3508
Broadcom equivalent HBA 9400-8e MegaRAID 9480-8e
Host interface PCIe 3.0x8 PCIe 3.0x8
Port interface 12 Gb SAS 12 Gb SAS
Number of ports 8 8
Port connectors 2x Mini-SAS HD SFF8644 2x Mini-SAS HD SFF8644
Drive interface SAS/SATA SAS,SATA
Drive type HDD/SSD/SED* HDD,SED,SSD
Hot-swap drives Yes Yes
Maximum devices 512 (planned: 1024) 64 (planned: 216)
RAID levels None 0/1/10/5/50/6/60
JBOD mode Yes Yes
Cache None 4GB (Standard)
CacheVault cache protection None Yes (Flash)
Performance Accelerator (FastPath) No Yes
SSD Caching (CacheCade Pro 2.0) No No
SED support* Yes* Yes
* SED (self-encrypting drive) support of the SAS HBA is by using software on the server (SED commands are
passed through the HBA to the drives).
Fibre Channel host bus adapters
Lenovo ThinkSystem ST250 Server 33