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761872-B21
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- HP Smart Array P440/4G FIO Controller
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3 Year Extended Warranty
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Our best-in-class warranties
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Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
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Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
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761872-B21 Overview
761872-B21-HP Smart Array P440/4G FIO Controller is a high-performance RAID controller expansion card built for server enhancement and storage expansion. Engineered to plug into a PCIe x8 slot with PCIe 3.0 generation support, this card employs the HP Smart Array P440/4G chipset to deliver robust hardware RAID capabilities and advanced data management for mission-critical applications.
This controller offers a low-profile bracket design with passive cooling to ensure reliable operation in dense server environments, while its compatibility with Windows, Linux, VMware ESXi, and FreeBSD makes it a versatile choice for enterprise storage solutions. Its targeted use cases include enhancing server storage performance and expanding storage capacity in NAS and data center applications.
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761872-B21 Specifications
| Product Type | Expansion Card |
| Card Type | RAID Controller |
| Interface | PCIe x8 |
| PCIe Version | PCIe 3.0 |
| Chipset / Controller | HP Smart Array P440/4G |
| Supported Ports | N/A |
| Port Count | N/A |
| Max Data Rate | N/A |
| RAID Levels Supported | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| Capture Resolution | N/A |
| Capture Frame Rate | N/A |
| Low Profile Bracket | Yes |
| Full Height Bracket | No |
| Cooling | Passive |
| Operating System Compatibility | Windows / Linux / VMware ESXi / FreeBSD |
| Bus Width | 64-bit |
| Power Requirements | 3.3V |
| Use Case | Storage Expansion |
| Product Name | 761872-B21-HP Smart Array P440/4G FIO Controller |
| Height | 0.67 inches |
| Width | 6.61 inches |
| Depth | 8.27 inches |
| Weight | 1.35 lbs |
761872-B21 Use Case
Enterprise Virtualization High-Availability Cluster Acceleration
In a global financial services firm running VMware vSphere, the HP Smart Array P440/4G FIO Controller consolidates dozens of SSDs into a resilient RAID-10 array with write-back caching and battery-protected flash. This configuration delivers sub-millisecond I/O latency, ensures zero data loss during power events, and boosts VM density by 40%, enabling uninterrupted trading operations and rapid VM provisioning under peak loads.
Real-Time Big Data Analytics Throughput Optimization
A retail analytics platform ingesting terabytes of customer transaction logs uses the P440/4G FIO Controller to implement RAID-6 protection with intelligent cache tiering between SSD and HDD tiers. By offloading parity calculations to the controller’s dedicated FPGA and leveraging 4 GB NV cache, the deployment achieves a 3× improvement in sequential read/write throughput, accelerating data mining queries and ensuring 24/7 analytical availability.
High-Volume OLTP Database Transaction Acceleration
A healthcare provider’s SQL Server cluster employs the Smart Array P440/4G FIO Controller to unify 12 NVMe SSDs into a RAID-10 array with advanced write-back caching and battery-protected flash. This setup drives sustained 200,000 IOPS at sub-millisecond write latency, slashes transaction commit times by 55%, and guarantees ACID compliance and rapid failover for critical patient-care applications.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Bus Width | - | 64-bit | 64-bit | 64-bit | 64-bit |
| Capture Frame Rate | - | N/A | N/A | N/A | N/A |
| Capture Resolution | - | N/A | N/A | N/A | N/A |
| Card Type | - | Storage Controller | RAID Controller | Storage Controller | Storage Controller |
| Chipset / Controller | - | N/A | HP Smart Array P440/4G | Smart FIO Controller | HPE Smart Array P431 |
| Cooling | - | Passive | Passive | Passive | Passive |
| Depth | - | N/A | 8.27 inches | 7.87 inches | N/A |
| Full Height Bracket | - | Yes | No | Yes | Yes |
| Height | - | N/A | 0.67 inches | 1.69 inches | N/A |
| Interface | - | PCIe x8 | PCIe x8 | PCIe x8 | PCIe x8 |
| Low Profile Bracket | - | No | Yes | Yes | No |
| Max Data Rate | - | N/A | N/A | 10Gbps | N/A |
| Operating System Compatibility | - | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi / FreeBSD | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi |
| PCIe Version | - | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 |
| Port Count | - | 2 | N/A | 2 | 2 |
| Power Requirements | - | 3.3V | 3.3V | 3.3V | 3.3V |
| Product Name | - | 726897-B21-HPE Smart Array P840/4GB FBWC 12Gb 2-ports Int SAS Controller | 761872-B21-HP Smart Array P440/4G FIO Controller | 814069-B21-HPE H240NR SMART FIO HBA | 698532-B21-HPE Smart Array P431/4GB FBWC 12Gb 2-ports Ext SAS Controller |
| Product Type | - | Expansion Card | Expansion Card | Expansion Card | Expansion Card |
| RAID Levels Supported | - | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | N/A | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 |
| Supported Ports | - | N/A | N/A | SFP+ | N/A |
| Use Case | - | Storage Expansion | Storage Expansion | Storage Expansion | Storage Expansion |
| Weight | - | N/A | 1.35 lbs | 0.7 lbs | N/A |
| Width | - | N/A | 6.61 inches | 4.37 inches | N/A |
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Questions & Answers
Q
What is the HP Smart Array P440/4G FIO Controller (SKU 761872-B21)?
A
The HP Smart Array P440/4G FIO Controller is a hardware RAID adapter with 4 GB flash-backed write cache, designed to deliver high-performance, fault-tolerant storage for HP ProLiant servers.
Q
Which HP ProLiant servers are compatible with the P440/4G FIO Controller?
A
The P440/4G FIO Controller is compatible with HP ProLiant Gen8, Gen9 and Gen10 rack and tower servers that include a PCIe 3.0 slot and support Smart Array controllers.
Q
What RAID levels does the Smart Array P440/4G FIO Controller support?
A
It supports RAID levels 0, 1, 5, 6, 10, 50 and 60, enabling flexible performance and redundancy configurations.
Q
How does the 4 GB flash-backed write cache (FBWC) improve performance?
A
The 4 GB FBWC accelerates write operations by caching data in NAND flash during power loss, reducing write latency and improving write throughput.
Q
How many drives can I connect to the P440/4G FIO Controller?
A
You can connect up to 24 SAS or SATA drives via two mini-SAS ports when used with HP drive backplanes and cables.
Q
Does the P440/4G FIO Controller support NVMe SSDs?
A
No, the P440/4G FIO Controller supports only SAS and SATA drives; NVMe devices require an HP NVMe-capable HBA or controller.
Q
Is the controller hot-swappable?
A
Yes, the P440/4G FIO Controller itself is hot-pluggable in supported servers and allows hot-swap of attached drives when configured in RAID.
Q
Which host interface does the P440/4G FIO Controller use?
A
It uses a PCI Express 3.0 x8 host interface for connectivity to the server motherboard.
Q
What operating systems are supported by this Smart Array controller?
A
Supported OSes include Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi and Citrix XenServer, with drivers available on HP’s support portal.
Q
How do I install the Smart Array P440/4G FIO Controller?
A
Power down the server, insert the controller into an available PCIe 3.0 x8 slot, secure it, connect the mini-SAS cables to the drive backplane, and power on.
Q
How do I configure RAID arrays on the P440/4G FIO Controller?
A
During server POST, press F8 to access the HP Smart Storage Administrator (SSA), follow the wizard to create logical drives and assign RAID levels.
Q
How can I update the firmware for this controller?
A
Download the latest firmware bundle from HP’s support website and apply it via HP Smart Update Manager or the Intelligent Provisioning interface.
Q
Do I need additional drivers for the P440/4G FIO Controller?
A
Yes, install the appropriate HP Smart Array driver for your operating system, available from HP’s official support download page.
Q
Can I manage the controller remotely?
A
Yes, remote management is available through HP iLO with the HP Smart Storage Administrator extension or through HP OneView.
Q
What distinguishes the P440/4G FIO Controller from the P440 with 2 GB cache?
A
The P440/4G FIO adds a 4 GB flash-backed cache for higher write performance and data protection, compared to the 2 GB cache version.
Q
What warranty and support options are available for the P440/4G FIO Controller?
A
HP provides a one-year limited warranty with worldwide hardware support; extended warranties and Care Pack services are available separately.
