Adaptec 51245 PCIe SAS RAID Controller
The new generation of Adaptec Unified Serial™ controllers meets your need for maximum performance, scalability and flexibility for enterprise-class applications, including network attached storage (NAS), online transaction processing (OTLP), web, digital surveillance and streaming applications.
The Adaptec RAID 51245 is equipped with industry-leading dual core RAID on Chip (ROC), the latest x8 PCI-Express connectivity and 512MB of DDR2 cache to deliver over 250,000 IO per second and 1.2GB/s..
With twelve internal ports and four external ports, this is a high port count controller with the flexibility to connect up to 256 SATA/SAS disk drives through SAS expanders in a configuration tailored to your business needs. The Adaptec RAID 51245 features Adaptec RAID Code (ARC) with RAID levels 0, 1, 1E, 5, 5EE, 6, 10, 50, 60, JBOD, as well as Copyback Hot Spare..
Adaptec Storage Manager™ provides one-view centralized management of all your Adaptec RAID controllers. The Adaptec RAID 51245 also integrates the latest PCIe connectivity and the broadest operating system support, including open source Linux drivers, a battery back-up option and proven compatibility.
51245 Highlights
- 12 internal ports plus 4 external ports, half-length form factor
- 1.2GHz Dual Core RAID on Chip (ROC)
- High-performance RAID 5 and 6
- Up to 512MB DDR2 cache
- Supports up to 256 SATA or SAS drives using SAS Expanders
- 3Gbs/ throughput at each drive port
- x8 PCI Express host interface
- Supports multiple RAID LUNs
- Enclosure management support via LED header and SES2/SGPIO
- RoHS compliant
RAID Features
- Supports 16 direct-attached or up to 256 SATA or SAS disk drives using SAS Expanders
- RAID levels 0, 1, 1E, 5, 5EE, 6, 10, 50 and 60
- Quick initialization
- Supports multiple RAID LUNs
- Online Capacity Expansion
- Copyback Hot Spare
- Dynamic caching algorithm
- Native Command Queuing (NCQ)
- Background initialization
- Hot-plug drive support
- RAID Level Migration
- Hot spares – global, dedicated, and pooled
- Automatic/manual rebuild of hot spares
- SAF-TE enclosure management
- Configurable stripe size
- S.M.A.R.T. support
- Multiple arrays per disk drive
- Open stripe table
- Dynamic sector repair
- Staggered drive spin-up
- Bootable array support
- Optimized Disk Utilization
Supported Operating Systems
- Windows XP
- Windows Vista
- Windows Server 2003
- Windows Server 2008
- Red Hat Enterprise Linux (RHEL) 4.0, 5.0
- SUSE Linux Enterprise Server (SLES) 9.0, 10.0
- SCO OpenServer 6.0
- SCO UnixWare 7.1.4
- Sun Solaris 10
- FreeBSD 5.4, 6.1, 6.2
- VMware ESX Server 3.0.1, 3.0.2
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