Product Overview of the SAS Raid Controller
The HP 491193-B21 Smart Array P411 is a SAS RAID controller designed for high-performance computing systems. It is a PCI-Express x8 controller with a 256MB cache that allows for high-speed data transfer and improved data access. This article will provide a detailed overview of the features and benefits of the HP 491193-B21 Smart Array P411 SAS RAID controller.
RAID Controller
RAID stands for Redundant Array of Independent Disks. It is a technology that allows multiple hard drives to be connected together to form a single logical unit. The RAID controller is a hardware device that manages the connection between the hard drives and the computer's operating system.
A RAID controller provides several benefits, including increased data transfer speeds, improved fault tolerance, and increased data security. RAID controllers come in different types, including software-based and hardware-based controllers. The HP 491193-B21 Smart Array P411 is a hardware-based RAID controller.
Features
The HP 491193-B21 Smart Array P411 SAS RAID controller comes with several features that make it a powerful and reliable option for high-performance computing systems. Some of its key features include:
- High-Speed Data Transfer: The HP 491193-B21 Smart Array P411 SAS RAID controller is a PCI-Express x8 controller that allows for high-speed data transfer between the hard drives and the computer's operating system. It supports up to 6Gbps data transfer rates, which is ideal for high-performance computing systems.
- 256MB Cache: The HP 491193-B21 Smart Array P411 SAS RAID controller comes with a 256MB cache that improves data access and reduces latency. The cache is used to store frequently accessed data, which can be quickly retrieved when needed.
- RAID Support: The HP 491193-B21 Smart Array P411 SAS RAID controller supports several RAID configurations, including RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, and RAID 50. This allows users to configure the hard drives in a way that best suits their needs.
- SAS Support: The HP 491193-B21 Smart Array P411 SAS RAID controller supports SAS (Serial Attached SCSI) hard drives, which are known for their high-speed data transfer rates and reliability. SAS hard drives are ideal for high-performance computing systems that require high-speed data transfer rates.
- Fault Tolerance: The HP 491193-B21 Smart Array P411 SAS RAID controller comes with several fault tolerance features, including hot-plug hard drive support, online RAID capacity expansion, and online RAID level migration. These features ensure that the system remains operational even in the event of a hard drive failure.
Benefits
The HP 491193-B21 Smart Array P411 SAS RAID controller provides several benefits, including:
- High-Speed Data Transfer: The HP 491193-B21 Smart Array P411 SAS RAID controller allows for high-speed data transfer between the hard drives and the computer's operating system. This results in improved system performance and faster data access.
- Improved Fault Tolerance: The HP 491193-B21 Smart Array P411 SAS RAID controller comes with several fault tolerance features that ensure the system remains operational even in the event of a hard drive failure. This results in increased system uptime and reduced downtime.
- Increased Data Security: The HP 491193-B21 Smart Array P411 SAS RAID controller supports several RAID configurations, which provides increased data security. RAID configurations such as RAID 1 and RAID 5 provide data redundancy, which ensures that data is not lost in the event of a hard drive failure.
General Information about the HP 491193-B21
- Manufacturer : HP
- Part Number or SKU#: 491193-B21
- Type : Controller
- Sub-Type : SAS Controller
Technical Information
- Product Line Smart Array
- Product Series P411
- Product Name Smart Array P411 SAS RAID Controller
- Product Type Ultra ATA Controller
- Host Interface PCI Express x8
- RAID Supported Yes
- RAID Levels 0
- RAID Levels 1
- RAID Levels 10
- Number of Physical Drive Supported 64
Interfaces/Ports
- Total Number of SAS Ports 2
- Number of SAS Ports (Internal) 2
- Number of SAS Ports (External) 2
- SAS Connector Details 2 SFF-8088
Contact us or ask for live chat/help if you have any questions about the compatibility of this item to ensure the model's matching features with your current system.
About New Bulk Pack Products
Controller - SAS Controller
A SAS controller is an incredibly vital addition to your device's hardware makeup. A SAS card allows you to seamlessly employ the use of SATA drives to expand your device's storage capacity and the best part - it is unbelievably cost-effective.
If you are on the lookout for the best SAS controller for PC, then you are definitely in good company. Our store sells only the best SATA drives, SAS RAID controller cards, SAS expanders, and SAS controller cards for your high-performance computing needs.
Stick with us, and check out our other product listings for more.
SAS Controller - What Is It?
A SAS controller has a similar infrastructure and shares quite a number of features with the SATA hard drive. You can plug a SATA drive into your SAS controller, but on the other hand, you cannot do the opposite with your SAS drives.
In comparison, SAS drives far outmatch the performance of SATA drives. Furthermore, unlike the design of SATA drives, SAS drives can withstand the rigor of 24/7 usage.
SATA vs. SAS controller cards
The SATA interface has simplified the process of choosing a new hard drive for your computer. The SATA interface lets you simply plug in a device to gain access to extra storage.
The SAS controller, on the other hand, may just be the next improvement to the SATA interface. SAS (meaning Serial Attached SCSI), is notably known to perform significantly faster than a SATA controller. And more recent versions of the SAS controllers support up to twice the transfer speed of the SATA controller with transfer speeds of up to 12 gigabits per second.
SAS controller cards are also full-duplex; this means that a SAS controller can both send and receive data at full speeds at the same time. The SATA controller on the other hand can only communicate data in one direction at a time.
Popular SAS Controller Cards and Accessories
- MSA 2000 Series: The MSA Recovery manager (RM) software allows you to have total control over creating application-specific snapshots. Browse through our array of top-notch MSA 2000 Series SAS controller cards, and you will definitely find the right one for you.
- Host Bus Adapter: Commonly called a host controller or host adapter, a host bus adapter (HBA) primarily functions as the host system for other network and storage devices. Our collection of Host Bus Adapters makes working with hardware very easy. No longer do you have to spend countless hours engaging in the business of working with outdated and cumbersome adapters.
- 12 GB: Check out our collection of durable and reliable 12GB SAS controller cards. They offer you a promise of great performance and seamless delivery for your computer.
- PCI-E: This important piece of hardware serves as the point of connection between your computer's external components, and the primary circuit board. The Peripheral Component Interconnect (PCI) is well-known because it is probably the easiest way to add devices such as a SAS controller into your device's primary circuit board.
- EqualLogic: We make a point to stock the best EqualLogic products. EqualLogic products are storage area systems with an iSCSI base.
- Smart Array: Our store carries only the best Smart Array controllers that allow you to work with a great number of drives.
- Storage controller: Effortlessly control the storage arrays with our range of storage controllers. Storage controllers are also commonly known as storage processors or array controllers.
- RAID controller: Sometimes referred to as a RAID controller, disk array controllers function primarily to manage the physical disk drives on your and present them as logical units of information to the computer. Shop our collection of RAID controllers now.
- 6 GB: Go through our list of durable, and reliable 6GB SAS controller cards. They offer you a promise of great performance and seamless delivery for your server or desktop PC.
Shop with us today for quality products at unbeatable prices.
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