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804405-B21
- Description:
- SMART ARRAY P408E-P SR GEN10 CTRLR PL=SI
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$1,433.00
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$1,174.00
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804405-B21
SMART ARRAY P408E-P SR GEN10 CTRLR PL=SI
$1,433.00
$1,174.00
12 in Global Warehouse
$1,174.00
18% off
TRUSTED, TRIED, PROVEN
804405-B21 Overview
804405-B21-SMART ARRAY P408E-P SR GEN10 CTRLR PL=SI is a high-performance RAID controller expansion card engineered for HPE Gen10 server environments. Designed with enterprise storage in mind, this card leverages a PCIe interface—specifically a PCIe x8 slot operating under the PCIe 3.0 standard—to deliver reliable data throughput and efficient access to extensive storage arrays while minimizing latency.
This storage controller features the trusted HPE Smart Array chipset, supporting a broad range of RAID configurations including RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10 to meet strict data protection and performance requirements. With built-in low-profile bracket design, passive cooling, and robust operating system compatibility (Windows, Linux, and VMware ESXi), it is ideally suited for storage expansion applications in modern data centers and enterprise server deployments.
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804405-B21 Specifications
| Product Type | Expansion Card |
| Card Type | Storage Controller |
| Interface | PCIe x8 |
| PCIe Version | PCIe 3.0 |
| Chipset / Controller | HPE Smart Array |
| Supported Ports | N/A |
| Port Count | 8 |
| 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 |
| Bus Width | 64-bit |
| Power Requirements | 3.3V |
| Use Case | Storage Expansion |
| Product Name | 804405-B21-SMART ARRAY P408E-P SR GEN10 CTRLR PL=SI |
| Height | 1.2 inches |
| Width | 8.0 inches |
| Depth | 10.0 inches |
| Weight | 2.5 lbs |
804405-B21 Use Case
Enterprise VMware vSphere Virtualization with HPE Smart Array P408e-p SR Gen10
In a large-scale enterprise migrating 500+ virtual machines onto HPE ProLiant DL380 Gen10 servers, the 804405-B21 Smart Array P408e-p SR Gen10 Controller provides hardware RAID 0/1/5/6/10/50/60, 2 GB battery-backed write cache and eight PCIe Gen3 lanes. This delivers up to 1.2 million IOPS and sub-millisecond latency under heavy VM boot storms, increasing VM density by 40% while eliminating storage bottlenecks and ensuring predictable performance.
High-Performance OLTP Database Acceleration for Online Retail
An online retail platform running Microsoft SQL Server on HPE ProLiant DL360 Gen10 needs sub-1 ms write latency during peak shopping events. The Smart Array P408e-p SR Gen10 Controller’s silicon-protected cache and dual-port 12 Gb/s SAS connectivity sustain 2 GB/s throughput, accelerating transactional workloads by 3× and supporting over 20 000 TPS. Outcome: faster page loads, reduced cart abandonment and seamless scaling during flash sales.
Remote Branch Data Protection and Disaster Recovery
A multinational deploys HPE ProLiant MicroServer Gen10 at 50 branch offices for local file services and backups. The 804405-B21’s onboard RAID with flash-backed write cache ensures high data integrity and integrates with deduplication appliances. Centralized replication via HPE InfoSight achieves a 99.9% SLA and sub-30 minute RPO, delivering robust business continuity and simplified management for remote sites.
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 | 64-bit |
| Capture Frame Rate | N/A | N/A | N/A | N/A | N/A |
| Capture Resolution | N/A | N/A | N/A | N/A | N/A |
| Card Type | Storage Controller | Storage Controller | Storage Controller | RAID Controller | Storage Controller |
| Chipset / Controller | HP Smart Array P841 | N/A | N/A | HP Smart Array E208I-A | HPE Smart Array |
| Cooling | Passive | Passive | Passive | Passive | Passive |
| Depth | N/A | N/A | 0.8 inches | 7.87 inches | 10.0 inches |
| Full Height Bracket | Yes | Yes | Yes | No | No |
| Height | N/A | N/A | 1.7 inches | 0.79 inches | 1.2 inches |
| Interface | PCIe x8 | PCIe x8 | PCIe x4 | PCIe x8 | PCIe x8 |
| Low Profile Bracket | Yes | No | Yes | Yes | Yes |
| Max Data Rate | N/A | N/A | N/A | N/A | N/A |
| Operating System Compatibility | Windows / Linux / VMware ESXi / FreeBSD | Windows / Linux / VMware ESXi | Windows / Linux | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi |
| PCIe Version | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 |
| Port Count | 4 | 2 | 1 | N/A | 8 |
| Power Requirements | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Product Name | 726903-B21-HP SMART ARRAY P841/4GB FBWC 12GB 4PORTS EXT SAS CONTROLLER | 726897-B21-HPE Smart Array P840/4GB FBWC 12Gb 2-ports Int SAS Controller | AK241B-HP 8Gb Simple SAN Connection Kit | 804326-B21-SMART ARRAY E208I-A SR GEN10 CTRLR PL=SI | 804405-B21-SMART ARRAY P408E-P SR GEN10 CTRLR PL=SI |
| Product Type | Expansion Card | 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 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD | N/A | RAID 0 / RAID 1 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| Supported Ports | N/A | N/A | SFP+ | N/A | N/A |
| Use Case | Storage Expansion / Server Expansion | Storage Expansion | Storage Expansion | Storage Expansion | Storage Expansion |
| Weight | N/A | N/A | 0.25 lbs | 1.47 lbs | 2.5 lbs |
| Width | N/A | N/A | 3.3 inches | 4.01 inches | 8.0 inches |
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Questions & Answers
Q
What is the HPE Smart Array P408e-p SR Gen10 controller (SKU 804405-B21)?
A
The HPE Smart Array P408e-p SR Gen10 (804405-B21) is a PCIe Gen3 RAID controller with 2 GB battery-backed write cache, designed to deliver enterprise-class RAID levels for Gen10 servers.
Q
Which HPE servers are compatible with the P408e-p SR Gen10 controller?
A
The P408e-p SR Gen10 controller is compatible with HPE ProLiant Gen10 rack and tower servers such as the DL360, DL380, ML350 and similar platforms featuring a PCIe slot.
Q
What RAID levels are supported by Smart Array P408e-p SR Gen10?
A
This controller supports RAID 0, 1, 5, 6, 10, 50 and 60 for flexible data protection and performance tuning across SSD and HDD arrays.
Q
How much cache memory does the P408e-p include and is it upgradeable?
A
The P408e-p comes with 2 GB of DDR4 battery-backed write cache, which can be expanded to 4 GB with an optional upgrade kit for higher write performance.
Q
Does the Smart Array P408e-p Gen10 support NVMe drives?
A
No, the P408e-p SR Gen10 is optimized for SAS/SATA drives; NVMe support is available on HPE NVMe-certified controllers.
Q
How do I install the P408e-p SR Gen10 controller in my server?
A
Power off the server, insert the P408e-p into an available full-height PCIe slot, secure the bracket, then power on and verify the device in the BIOS or HPE Smart Storage Administrator.
Q
What firmware version should I use for the Smart Array P408e-p Gen10?
A
Always update to the latest HPE Smart Array firmware available on the HPE Support Center to ensure optimal stability, performance and compatibility.
Q
How can I monitor and manage RAID arrays with the P408e-p Gen10?
A
Use HPE Smart Storage Administrator (SSA) or HPE InfoSight for real-time monitoring, configuration, firmware updates and proactive analytics.
Q
Is a battery or M.2 cache module required for data protection?
A
Yes, the controller includes a battery-backed write cache (BBWC) and optionally supports the HPE Secure Encryption M.2 module for cache persistence and drive encryption.
Q
What performance benefits does the P408e-p SR Gen10 controller deliver?
A
With PCIe Gen3 x8 bandwidth and up to 1.7M IOPS, the P408e-p accelerates random I/O workloads and reduces latency for demanding database and virtualization environments.
Q
Does the P408e-p support HPE InfoSight predictive analytics?
A
Yes, when connected to HPE iLO, the P408e-p integrates with HPE InfoSight for AI-driven support, capacity planning and failure prediction.
Q
What operating systems are supported by Smart Array P408e-p Gen10?
A
The controller supports major OS platforms including Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server and VMware ESXi (refer to the HPE Support Matrix for details).
Q
How do I update drivers for the P408e-p on my server?
A
Download the latest driver package from HPE Support, then install via the OS package manager or offline bundle to ensure compatibility with your server’s firmware.
Q
What warranty coverage comes with the HPE Smart Array P408e-p?
A
The P408e-p includes a standard one-year parts warranty, upgradeable to three years with an HPE Care Pack service agreement.
Q
How much power does the Smart Array P408e-p SR Gen10 consume?
A
Typical power consumption is 6.5 W active and 2.1 W idle, ensuring efficient energy use in densely populated server environments.
Q
How do I troubleshoot a failed drive in my P408e-p array?
A
Open HPE SSA, identify the degraded array, replace the failed drive with an HPE-qualified spare, and let the controller automatically rebuild the RAID set.
