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749680-B21
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HP SMART ARRAY P244BR/1GB FBWC 12GB 2PORTS INT SAS
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749680-B21
- Description:
- HP SMART ARRAY P244BR/1GB FBWC 12GB 2PORTS INT SAS
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Added to cart 28 times recently
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Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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749680-B21 Overview
749680-B21-HP SMART ARRAY P244BR/1GB FBWC 12GB 2PORTS INT SAS is a high-performance RAID controller designed to enhance server storage expansion and reliability. Engineered as an expansion card, this device integrates HP’s proprietary Smart Array technology with Flash Backed Write Cache (FBWC) to deliver improved data protection and fault tolerance in mission‐critical environments.
The card features an internal SAS interface with two dedicated ports for connecting high-speed storage devices, making it ideal for servers and NAS systems that require robust hardware RAID capabilities. Its design includes support for multiple RAID levels, a passive cooling system for quiet operation, and compatibility with leading operating systems such as Windows, Linux, and VMware ESXi, ensuring seamless integration in a variety of data center applications.
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749680-B21 Specifications
- Product Type
- Expansion Card
- Brand
- Hpe
- Card Type
- RAID Controller
- Interface
- PCIe x8
- Chipset / Controller
- HP Smart Array P244BR
- Port Count
- 2
- RAID Levels Supported
- RAID 0 / RAID 1 / RAID 5 / RAID 10
- Low Profile Bracket
- Yes
- Full Height Bracket
- Yes
- Cooling
- Passive
- Operating System Compatibility
- Windows / Linux / VMware ESXi
- Bus Width
- 64-bit
- Power Requirements
- 3.3V
- Use Case
- Storage Expansion
- Product Name
- 749680-B21-HP SMART ARRAY P244BR/1GB FBWC 12GB 2PORTS INT SAS
749680-B21 Use Case
Virtualization Host Acceleration with HP Smart Array P244BR
In a midsize enterprise data center running VMware ESXi clusters, IT teams deploy the 749680-B21 HP Smart Array P244BR/1GB FBWC 12GB/s 2-port SAS controller to accelerate VM boot times and streamline storage I/O. Leveraging battery-backed write cache and dual 12 Gb/s SAS channels, this controller delivers up to 300K IOPS of predictable performance, reducing VM provisioning by 40% and ensuring consistent SLA-driven response times for mixed workloads.
High-Performance SQL Database Acceleration
A financial services firm upgrades its SQL Server database servers with the 749680-B21 HP Smart Array P244BR to optimize transaction throughput and minimize latency during peak trading hours. The 1 GB FBWC cache and 12 Gb/s SAS ports deliver sub-millisecond write acknowledgment and 2× faster index rebuilds, boosting query performance by 50% and sustaining real-time analytics for risk management.
Enterprise Backup & Disaster Recovery Optimization
A global retail chain integrates the 749680-B21 HP Smart Array P244BR into its HP ProLiant backup servers to enhance nightly snapshot and restore operations. The dual-port SAS architecture and cache-protected writes cut backup windows by 35% and cut RTO to under 30 minutes, ensuring rapid recovery of critical POS and inventory systems after a site-level failure.
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Reviews & Ratings
O
Oliver Grant
5
Smart Array controller delivered stable 12Gb SAS performance.
A
Ahsan Tariq
5
Cache improved write responsiveness noticeably.
F
Florian Weiss
5
OEM controller avoided firmware conflicts.
C
Chris Nolan
5
Reliable internal RAID option.
M
Marek Kowal
5
Good balance of performance and stability.
Questions & Answers
What are the core specifications of the HP Smart Array P244br controller (SKU 749680-B21)?
The HP Smart Array P244br features a 12 Gb/s SAS interface, 2 internal ports, 1 GB flash-backed write cache (FBWC), and supports up to 24 HDDs or SSDs per port.
Which RAID levels does the HP Smart Array P244br support?
The P244br supports RAID 0, 1, 5, 6, 10, 50 and 60, enabling flexible performance and redundancy configurations.
How do I install the HP Smart Array P244br in an HP server?
Power down the server, insert the P244br into an available PCIe slot, secure it with the retention bracket, reconnect cables, and power up to allow system firmware to detect the controller.
Which HP ProLiant servers are compatible with the P244br controller?
The P244br is compatible with HP ProLiant Gen9, Gen10, and Gen10 Plus servers, including DL380, DL360, ML350, and BL460 models.
How do I manage logical drives on the P244br controller?
Use the HP Smart Storage Administrator (SSA) GUI or CLI during POST or in the operating system to create, delete, and modify logical drive configurations.
Does the P244br require an external battery for cache protection?
No, the P244br uses integrated 1 GB Flash-Backed Write Cache (FBWC), eliminating the need for an external battery backup module.
What performance gains can I expect with the P244br compared to previous models?
With 12 Gb/s SAS ports and 1 GB FBWC, the P244br delivers up to 1.4 million IOPS and improved sequential throughput over 6 Gb/s controllers.
Which operating systems are supported by the HP Smart Array P244br?
The controller supports Microsoft Windows Server, various Linux distributions (RHEL, SUSE, CentOS), VMware ESXi, and HP-UX (with appropriate drivers).
How do I update the firmware of the P244br controller?
Download the latest firmware package from the HPE Support Center and apply it via the HP Smart Update Manager or the SSA tool within the OS.
What physical dimensions and power consumption does the P244br have?
The controller is a half-height, half-length PCIe card measuring 168.3 × 68.9 mm and consumes approximately 15 W under typical load.
How many drives can I connect to the P244br’s two internal ports?
Each port supports up to 8 SAS or SATA drives using an optional expander, allowing a total of up to 16 directly attached drives.
Is the P244br backward-compatible with 6 Gb/s SAS drives?
Yes, the controller auto-negotiates to support 6 Gb/s and 3 Gb/s SAS or SATA drives for mixed-environment deployments.
What warranty and support options are available for SKU 749680-B21?
HPE provides a one-year parts warranty with optional HPE Care Pack service upgrades for 3- to 5-year onsite support and response-time guarantees.
How does the P244br enhance data protection during power loss?
Its FBWC uses supercapacitors to flush cache contents to NAND flash in milliseconds, preserving in-flight data without battery swaps.
Can I use Smart Array Advanced Pack features with the P244br?
Yes, the P244br supports features such as Online Capacity Expansion, RAID Level Migration, and Cache Vault with the Advanced Pack license.