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SBA-7222G-T2 Blade Module User’s Manual
4-8
Memory Support
Each node of the SBA-7222G-T2 blade module each supports up to 128 GB of ECC
Registered DDR3-1333/1066/800 SDRAM or 32 GB of ECC Unbuffered DDR3-1333/
1066/800 SDRAM in eight DIMM sockets. See Section 3-5 for further details on
mainboard memory installation.
Hard Disk Drives
The SBA-7222G-T2 blade unit accommodates up to four 2.5" SATA hard disk drives,
two per node, which are mounted in drive “carriers”. The drives are hot-swappable and
can be removed or replaced without powering down the blade unit they reside in. The
four drives can be used to set up a RAID array (SATA RAID 0 or 1 only) or JBOD. These
drives use a blue color for the Blade HDD active LED.
Table 4-5. Main Components of SBA-7222G-T2 Blade Unit
Item Description
1 Blade Unit/Module
2 SATA Hard Drives (2 per blade node, 4 total)
3 DIMMs (system memory, 8 per node, 16 total)
4 CPU Heatsinks (2 per node, 4 total)
5 Top Cover
WARNING: Enterprise level hard disk drives are recommended for use in
Supermicro chassis and servers. For information on recommended HDDs, visit
the Supermicro WEB SITE at http://www.supermicro.com/products/nfo/files/
storage/SAS-1-CompList-110909.pdf.
WARNING: To maintain proper airflow, both hard drive bays must have drive
carriers inserted during operation whether or not a drive is installed in the carrier.