2271200-R - Adaptec 2271200-R adaptec raid 6805 single , 6gb/s sas ,pci express 20 x8 ,plug-in card 8 total sas port(s) ,8 sas port - serverevolution.com
LSI 9265-8i MegaRAID Card vs Adaptec 6805 RAID Card - The Ultimate 6Gb/s RAID Showdown | The SSD Review