Lenovo 67Y2639-RFB LSI MEGARAID 8708EM2 SAS/SATA 67Y2639-RFB

The eight-port MegaRAID SAS 8708EM2 (67Y2639) eliminates the need to choose between cost and performance by supporting both high-capacity SATA drives and high-performance SAS drives. This adapter is ideal for internal SAS/SATA storage systems using up to 32 SAS or SATA hard drives. Featuring the LSISAS1078 ROC, a PCI Express host interface and 667MHz DDRII, the MegaRAID SAS 8708EM2 is a high-performance RAID adapter with advanced data protection capabilities for low-cost server and nearline applications.

Performance specifications:- Eight internal SAS/SATA ports.
- Two Mini-SAS SFF-8087 x4 connectors.
- 3Gb/s throughput per port.
- LSISAS1078 RAID on Chip (ROC).
- 500MHz power-PC.
- Hardware RAID 5 & 6 parity engines.
- MD2 Low profile (6.6" X 2.536").
- x8 PCI Express host interface.
- 256MB DDRII Cache (667MHz).
- Optional battery backup unit.
- Connect up to 32 SAS and/or SATA devices.
- RAID levels 0, 1, 5 and 6 and RAID spans 10, 50 and 60.
- Auto-resume on rebuild and Auto-resume on reconstruction.
- Online Capacity Expansion (OCE) and Online RAID Level Migration (RLM).
- Global and dedicated hot spare with revertible hot spare support.
- Automatic rebuild.
- Enclosure affinity.
- Emergency SATA hot spare for SAS arrays.
- Single controller multi-pathing (failover) and I/O load balancing.

Operational conditions



Operating relative humidity (H-H)



10 - 90 %


Operating temperature (T-T)



10 - 35 �C


Other features



PCI Card form factor



Half-height (low-profile)


Package dimensions



Gross Weight (Package, kg)



1 kg


Performance



Certification



UL, CE EMC, C-tick, GS, cUL, CB, FCC


Chipset



LSISAS1078


Data transfer rate



3 Gbit/s


Internal memory



256 MB


Internal memory type



DDR2


Memory clock speed



667 MHz


Number of devices supported



8


Online Capacity Expansion



Yes


RAID Level Migration



Yes


RAID levels



0, 1, 5, 10, 50, 60


Ports & interfaces



Host interface



PCI Express x8


PCI Card form factor



Half-height (low-profile)


Supported storage drive interfaces



SAS, Serial ATA


Processor



Processor family



PowerPC


Processor frequency



500 MHz


Product dimensions



Net Weight (Product, kg)



0.8 kg


Product Depth



16.77 cm


Product Height



6.44 cm


Product Width



1.87 cm


Vendor information



Brand Name


Lenovo


Warranty



1 Year(s)