Features: 1. Excellent read and write performance: Maximum read rate: 2875MB/s, maximum write rate: 1850MB/s. 2. PCI-E 2.0 X8 can provide faster signal transmission for high bandwidth applications. 3.Support 3Gb/s and 6Gb/s SATA and SAS hard drives to maximize the flexibility of connection in the frame. 4. The low cross section MD2 enclosure is ideal for 1U and 2U environments with limited space. 5. Fast and stable connection, and easy to use. Specification: Eight internal 6 Gbps SAS/SATA ports Two optional internal mini-SAS connectors (SFF-8087) 6 Gbps throughput per port 800 MHz processor with LSI SAS2108 controller 6 Gbps RAID on Chip (ROC) PCI-x8 host interface E 2.0 Onboard data cache (DDR2 running at 800 MHz): ServeRAID M5015: 512 MB BBU08 battery backup unit live failure indicator Connects to up to 32 SAS or SATA drives RAID levels: 0, 1 , 5 RAIDExtension: 10, 50 Automatic recovery during reconstruction Automatic recovery during reconstruction Online Capacity Expansion (OCE) Online RAID Level Upgrade (RLM) Global and special hot spares with support function of recoverable hot spares Rebuild Automatic Container Affinity Hot Spares SATA Emergency SAS Array Unified Controller Multipath (failover) I/O Load Balancing Comprehensive and Comprehensive RAID Management Suite 6Gb/s LSI Storage Adapter is Compatible with existing 3Gbps SATA and SASDHDD drives Spread Spectrum Clocking, SSC, Decision Feedback Equalization, DFE, Auto Expander Detection, Auto-Configuration, Normalized Zoning. Package List: 1 x Array M5015 Card Note: 1. IBM ServeRAID M5015 46M0829 46M0851 will be sent randomly. 2. This product was removed from IBM Server, not a whole new product, no retail package.3.This product ships in batches and please make sure you do not mind before ordering.