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Elliot Grant
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P244br delivered stable RAID1 performance.
761871-B21
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HP Smart Array P244br/1G FIO Controller
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761871-B21
- Description:
- HP Smart Array P244br/1G FIO Controller
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761871-B21 Overview
761871-B21-HP Smart Array P244br/1G FIO Controller is a high-performance storage controller expansion card engineered for server enhancement and storage expansion. Designed to integrate seamlessly into enterprise systems, this controller leverages a PCIe interface to deliver robust hardware RAID support and reliable data management, making it an ideal solution for demanding server environments.
Built on HP’s Smart Array technology, the controller offers a secure and efficient method to manage multiple hard drives and solid state devices. With a low-profile bracket designed to fit slim server chassis and compatibility with major operating systems such as Windows, Linux, and VMware ESXi, the 761871-B21-HP Smart Array P244br/1G FIO Controller provides a versatile upgrade path for modern data centers requiring enhanced storage performance and reliability.
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761871-B21 Specifications
- Weight
- N/A
- Height
- N/A
- Depth
- N/A
- Width
- N/A
- PCIe Version
- PCIe 3.0
- Product Type
- Expansion Card
- Interface
- PCIe x8
- Supported Ports
- N/A
- Max Data Rate
- N/A
- Capture Resolution
- N/A
- Capture Frame Rate
- N/A
- Low Profile Bracket
- Yes
- Cooling
- Passive
- Bus Width
- 64-bit
- Power Requirements
- 3.3V
- Use Case
- Storage Expansion
- Card Type
- Storage Controller
- Operating System Compatibility
- Windows / Linux / VMware ESXi
- Port Count
- N/A
- Full Height Bracket
- No
- RAID Levels Supported
- RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD
- Chipset / Controller
- HP Smart Array
- Product Name
- 761871-B21-HP Smart Array P244br/1G FIO Controller
761871-B21 Use Case
Enterprise Virtualization Consolidation with 761871-B21 HP Smart Array P244br/1G FIO Controller
Deploy the P244br/1G FIO Controller in HPE ProLiant DL380 servers running VMware vSphere to consolidate 100+ VMs on 24 SAS/SATA drives. Benefit: Achieve up to 30% higher IOPS and 40% lower latency with hardware RAID-5/6, simplify storage management via HPE Smart Storage Administrator, and ensure non-disruptive failover for mission-critical virtual workloads.
High-Performance OLTP Database Acceleration on HP Smart Array P244br/1G FIO Controller
Integrate the 761871-B21 controller into SQL Server/Oracle clusters requiring sub-millisecond transaction commits. Benefit: Leverage 1 GB battery-backed write cache and RAID-10 for consistent low-latency writes, reduce average query response times by 50%, and guarantee ACID-compliant data integrity under peak load.
Scalable VDI Infrastructure for Secure Remote Desktops
Use the HP Smart Array P244br/1G FIO Controller to power Citrix or VMware Horizon deployments with 500+ concurrent desktops. Benefit: Accelerate boot/ login storms by 35% through tiered SSD/HDD caching, optimize mixed read/write I/O patterns, and deliver seamless high-availability with persistent user data protection.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 761871-B21 |  761878-B21 |  H6G86A |  866723-B21 |  804405-B21 | |
|---|---|---|---|---|---|
| Product Type | Expansion Card | Expansion Card | Expansion Card | Expansion Card | |
| Card Type | Storage Controller | Storage Controller | Storage Controller | Storage Controller | |
| Interface | PCIe x8 | PCIe x8 | PCIe x4 | PCIe x8 | |
| PCIe Version | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 | |
| Chipset / Controller | HP Smart Array | N/A | N/A | HPE Smart Array | |
| Supported Ports | N/A | N/A | N/A | N/A | |
| Port Count | N/A | N/A | N/A | 8 | |
| Max Data Rate | N/A | N/A | N/A | N/A | |
| RAID Levels Supported | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD | N/A | N/A | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | |
| Capture Resolution | N/A | N/A | N/A | N/A | |
| Capture Frame Rate | N/A | N/A | N/A | N/A | |
| Low Profile Bracket | Yes | Yes | Yes | Yes | |
| Full Height Bracket | No | No | Yes | No | |
| Cooling | Passive | Passive | Passive | Passive | |
| Operating System Compatibility | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi | |
| Bus Width | 64-bit | 64-bit | 64-bit | 64-bit | |
| Power Requirements | 3.3V | 3.3V | 3.3V | 3.3V | |
| Use Case | Storage Expansion | Storage Expansion | Storage Expansion | Storage Expansion | |
| Product Name | 761871-B21-HP Smart Array P244br/1G FIO Controller | 761878-B21-HP H244br FIO Smart HBA | 866723-B21-HPE XL230k NVMe Enablement FIO Kit | 804405-B21-SMART ARRAY P408E-P SR GEN10 CTRLR PL=SI | |
| Height | N/A | N/A | N/A | 1.2 inches | |
| Width | N/A | N/A | N/A | 8.0 inches | |
| Depth | N/A | N/A | N/A | 10.0 inches | |
| Weight | N/A | N/A | N/A | 2.5 lbs |
Reviews & Ratings
S
Saqib Javed
5
OEM quality avoided issues.
H
Henning Mohr
5
Good cache handling.
V
Victor Alvarez
5
Reliable day to day operations.
N
Nikolay Petrov
4
Solid Gen9 controller.
Questions & Answers
What is the HP Smart Array P244br/1G FIO Controller (SKU 761871-B21)?
The HP Smart Array P244br/1G FIO Controller (SKU 761871-B21) is a high-performance RAID controller with 1 GB flash-backed write cache and Flexible I/O support, designed for HP ProLiant servers to optimize data throughput and redundancy.
Which HP ProLiant servers are compatible with the P244br/1G FIO Controller?
The P244br controller is validated for HP ProLiant Gen9 and Gen10 servers, including DL360, DL380, ML350, and select tower and rack models, ensuring seamless hardware integration.
What RAID levels does the HP Smart Array P244br support?
The P244br supports RAID levels 0, 1, 5, 6, 10, 50, and 60, delivering flexible data protection and performance options for varied workload requirements.
What are the key specifications of the P244br/1G FIO Controller?
Key specifications include a PCIe 3.0 x8 host interface, 1 GB flash-backed cache, Flexible I/O ports for SAS/SATA, support for up to 256 logical drives, and advanced RAID algorithms.
What is flash-backed write cache (FBWC) on the P244br controller?
FBWC uses non-volatile flash memory to protect write cache data against power loss, ensuring in-flight transactions are safely stored until battery or power is restored.
What is Flexible I/O (FIO) technology on this controller?
Flexible I/O (FIO) allows dynamic configuration of SAS/SATA ports, enabling the P244br to adapt to varying drive types and enclosure architectures without hardware changes.
How do I install the HP Smart Array P244br controller in my server?
Power down the server, insert the controller into an available PCIe slot, secure it with the retention bracket, connect drive backplanes via SFF-8087 cables, and power on to initialize.
Does the P244br controller support both HDDs and SSDs?
Yes, the P244br supports SAS and SATA hard drives as well as SAS and SATA SSDs, offering flexible storage options for tiered performance configurations.
What interface and external connectors does the P244br use?
The controller features an internal PCIe 3.0 x8 interface and two internal SFF-8087 Mini‐SAS connectors for direct connection to server drive backplanes.
How can I manage and configure the P244br RAID settings?
Use HP Smart Storage Administrator (SSA) or the hpssacli command-line utility to create, delete, and modify logical drives, monitor cache status, and configure advanced RAID options.
Can I boot from a RAID array created by the P244br controller?
Yes, the P244br supports bootable RAID volumes, allowing operating system installation and server boot directly from configured logical drives.
How do I update the firmware on my P244br controller?
Download the latest firmware package from the HP support site, then apply updates via HP Smart Update Manager (SUM) or SSA, following on-screen instructions for safe patching.
What warranty covers the HP Smart Array P244br/1G FIO Controller (761871-B21)?
The controller is covered by HP’s standard three-year limited warranty with optional extensions, including on-site parts replacement and support services.
What is the power consumption of the P244br controller?
Typical power consumption is 7 W at idle and up to 12 W under maximum load, ensuring energy-efficient operation within HP server platforms.
What is the difference between the P244br and other P244 Smart Array controllers?
The ‘br’ model adds 1 GB flash-backed cache and Flexible I/O support over standard P244 controllers, improving data protection and port adaptability.
Can I upgrade an existing HP Smart Array controller to the P244br?
Yes, you can replace older Smart Array controllers with the P244br in compatible servers; ensure firmware updates and proper cable connections are in place.
Where can I purchase the HP Smart Array P244br Controller or get technical support?
Purchase directly from the HP online store or authorized resellers. For support, contact HP Customer Support or visit the HP Enterprise support portal for documentation and updates.