Feature: 1. EFFICIENT AND VERSATILE: Supports multiple devices and offers a high speed 12Gb/s data transfer rate, suitable for desktops, servers, workstations, etc., bringing you dependable use. 2. VERSATILE CONNECTIVITY OPTIONS: Equipped with four internal 12Gb/s Serial ATA+SAS ports, supports RAID levels 0, 1, 5, 6, 10, 50, and 60, and can connect up to 128 Serial ATA or SAS devices. 3. ENHANCED DATA GUARD: Features 2GB DDRIII cache memory, LSI SAS 3108 dual core 12Gb/s ROC, PCI Express 3.0 host interface, providing enterprise level data guard and security. 4. STABLE PERFORMANCE: Supports flash cache guard, saving investment in 6Gb/s and 3Gb/s drives, ideal for accelerating performance in data centers, web, and cloud usage. 5. POWERFUL RAID FUNCTIONALITY: Boasts RAID levels 0, 1, 5, 6, 10, 50, and 60 capabilities, with Serial Serial ATA SAS error correction interface, 12Gb/s data transfer rate, and 2GB cache. Specification: Item Type: Array Card RAID Function: RAID Level 0, 1, 5, 6, 10, 50, 60 Interface: Serial ATA, SAS Error Correction Data Transfer Rate: 12Gb/s Maximum Connected Devices: Connect up to 128 Serial ATA or SAS ports Cache: 2GB. Package List: 1 x Array Card