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Smart Array controller delivered consistent performance.
820834-B21
HPE Smart Array P440/2GB FBWC 12Gb 1-port Int SAS Controller
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820834-B21
- Description:
- HPE Smart Array P440/2GB FBWC 12Gb 1-port Int SAS Controller
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820834-B21 Overview
820834-B21-HPE Smart Array P440/2GB FBWC 12Gb 1-port Int SAS Controller is a high-performance RAID controller expansion card designed to elevate server storage capabilities. Engineered with a PCIe x8 interface and PCIe 3.0 generation, this controller features the HPE Smart Array P440 chipset with a dedicated 12Gb/s internal SAS port. It is optimized for operating systems such as Windows, Linux, and VMware ESXi, and it comes equipped with a 2GB flash-backed write cache that enhances data integrity and overall system performance.
This controller is purpose-built for storage expansion in enterprise environments, offering flexible installation with both low profile and full height bracket options and passive cooling for quiet, reliable operation. Its hardware RAID support covering multiple RAID levels—RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, RAID 50, and RAID 60—ensures data protection and high availability, making it an ideal choice for critical server enhancement and data-intensive applications.
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820834-B21 Specifications
- Product Type
- Expansion Card
- Card Type
- RAID Controller
- Interface
- PCIe x8
- PCIe Version
- PCIe 3.0
- Chipset / Controller
- HPE Smart Array P440
- Supported Ports
- N/A
- Port Count
- 1
- Max Data Rate
- N/A
- RAID Levels Supported
- RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60
- Capture Resolution
- N/A
- Capture Frame Rate
- N/A
- 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
- 820834-B21-HPE Smart Array P440/2GB FBWC 12Gb 1-port Int SAS Controller
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
820834-B21 Use Case
Virtualization Performance Boost with HPE Smart Array P440 (820834-B21)
Scenario: A global enterprise deploys VMware ESXi clusters on HPE ProLiant servers to consolidate 200+ virtual machines. By integrating the 820834-B21-HPE Smart Array P440/2GB FBWC 12Gb 1-port Int SAS Controller, storage I/O latency is slashed and throughput surges. Outcome: Hosts achieve 35% faster VM provisioning, sustain 1M+ IOPS under load, and maintain business continuity with onboard battery-protected write cache.
High-Performance SQL Database Acceleration with 820834-B21 SAS Controller
Scenario: A financial services firm runs real-time trading applications on Microsoft SQL Server with demanding transaction rates. Installing the HPE Smart Array P440/2GB FBWC 12Gb 1-port Int SAS Controller delivers low-latency, cache-accelerated writes and RAID protection for tier-1 data. Outcome: Transaction commit times drop by 40%, nightly batch jobs finish 50% faster, and data integrity is ensured through FBWC-protected writes.
Real-Time Video Editing and Rendering on HPE ProLiant with Smart Array P440
Scenario: A post-production studio processes 4K/8K video streams on HPE ProLiant DL380 Gen10 servers. The 820834-B21 HPE Smart Array P440 controller’s 12Gbps SAS link and 2GB FBWC dramatically speeds up media read/write operations. Outcome: Editors experience 60% reduction in render times, smooth playback of ultra-high-resolution footage, and uninterrupted project workflows backed by enterprise-grade RAID protection.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 820834-B21 |  758801-B21 |  726903-B21 |  870549-B21 |  761872-B21 | |
|---|---|---|---|---|---|
| Product Type | Expansion Card | Expansion Card | Expansion Card | Expansion Card | Expansion Card |
| Card Type | RAID Controller | Storage Controller | Storage Controller | Storage Controller | RAID Controller |
| Interface | PCIe x8 | PCIe x8 | PCIe x8 | PCIe x8 | PCIe x8 |
| PCIe Version | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 |
| Chipset / Controller | HPE Smart Array P440 | HPE Smart Array P240 Controller | HP Smart Array P841 | N/A | HP Smart Array P440/4G |
| Supported Ports | N/A | N/A | N/A | N/A | N/A |
| Port Count | 1 | 8 | 4 | N/A | N/A |
| Max Data Rate | N/A | 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 | RAID 0 / RAID 1 / RAID 10 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 | N/A | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| Capture Resolution | N/A | N/A | N/A | N/A | N/A |
| Capture Frame Rate | N/A | N/A | N/A | N/A | N/A |
| Low Profile Bracket | Yes | Yes | Yes | Yes | Yes |
| Full Height Bracket | Yes | Yes | Yes | No | No |
| Cooling | Passive | Passive | Passive | Passive | Passive |
| Operating System Compatibility | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi / FreeBSD | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi / FreeBSD |
| Bus Width | 64-bit | 64-bit | 64-bit | 64-bit | 64-bit |
| Power Requirements | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Use Case | Storage Expansion | Storage Expansion | Storage Expansion / Server Expansion | Storage Expansion | Storage Expansion |
| Product Name | 820834-B21-HPE Smart Array P440/2GB FBWC 12Gb 1-port Int SAS Controller | HPE Smart Array P240NR/1GB Controller | 726903-B21-HP SMART ARRAY P841/4GB FBWC 12GB 4PORTS EXT SAS CONTROLLER | 870549-B21-DL38X GEN10 12GB SAS EXPANDER PL SY | 761872-B21-HP Smart Array P440/4G FIO Controller |
| Height | N/A | 1.7 inches | N/A | N/A | 0.67 inches |
| Width | N/A | 3.7 inches | N/A | N/A | 6.61 inches |
| Depth | N/A | 7.1 inches | N/A | N/A | 8.27 inches |
| Weight | N/A | 0.9 lbs | N/A | N/A | 1.35 lbs |
Reviews & Ratings
S
Samiullah Khan
4
Cache improved write speeds.
J
J'rg Becker
5
OEM controller installed cleanly.
B
Ben Matthews
3
Stable under heavy IO.
E
Eduardo Navas
4
Reliable SAS controller.
Questions & Answers
What is the HPE Smart Array P440/2GB FBWC 12Gb 1-port Int SAS Controller (SKU 820834-B21)?
The HPE Smart Array P440/2GB FBWC 12Gb 1-port internal SAS controller (SKU 820834-B21) is a high-performance RAID controller featuring a 12 Gb/s SAS interface and 2 GB Flash-Backed Write Cache for enterprise storage.
Which RAID levels does the HPE Smart Array P440 support?
The HPE Smart Array P440 supports RAID 0, 1, 10, 5, 50, 6, and 60, delivering flexible fault tolerance and performance optimization for diverse workloads.
Is the HPE Smart Array P440 compatible with HPE ProLiant servers?
Yes. The P440 is fully compatible with HPE ProLiant Gen8, Gen9, and select Gen10 rack and tower servers for seamless integration.
What types of drives are supported by the P440 controller?
It supports 2.5″ and 3.5″ SAS and SATA drives up to 12 Gb/s, ensuring broad compatibility with HPE-certified HDDs and SSDs.