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843264-B21
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- HPE 500GB SATA 6G Midline 7.2K LFF (3.5in) RW 1yr Warranty HDD
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3 Year Extended Warranty
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843264-B21 Overview
843264-B21 is a high-performance HDD designed for enterprise and data center environments. It features a 3.5-inch form factor with a SATA III interface, a spindle speed of 7200 RPM, a storage capacity of 4 TB, and a 256 MB cache, all engineered to handle intensive workloads.
Optimized for desktop, server, NAS, and surveillance applications, 843264-B21 delivers an annual workload rating of 550 TB/yr and is built for reliability with robust operational endurance. Advanced features such as a helium-sealed design, vibration protection, and dual actuator technology make it ideal for use in data centers, enterprise storage, and demanding multi-bay installations.
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843264-B21 Specifications
| Product Type | Hard Drive |
| Drive Type | HDD |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III |
| Form Factor | 3.5-inch |
| Storage Capacity | 4 TB |
| Spindle Speed (RPM) | 7200 RPM |
| Cache (Buffer Size) | 256 MB |
| Average Latency | N/A |
| Data Transfer Rate | Up to 210 MB/s |
| Annual Workload Rating | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts |
| Power Consumption (Idle) | 4 Watts |
| Encryption Support | AES 256-bit |
| Helium Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay |
| Vibration Protection | Yes |
| Advanced Features | Dual Actuator |
| Operating Temperature | 5–55°C |
| Product Name | 843264-B21 Enterprise HDD |
| Height | 1.0 inches |
| Width | 5.8 inches |
| Depth | 8.1 inches |
| Weight | 2.2 lbs |
843264-B21 Use Case
Branch Office Data Backup and Archival
Small- to medium-sized enterprises deploy the HPE 843264-B21 500 GB SATA 6G Midline 7.2K LFF HDD in HPE ProLiant MicroServer or rack-mount backup appliances to maintain daily snapshots and long-term archives of critical documents and databases. This midline drive delivers a balance of capacity, reliability and cost-effectiveness—enabling 30+ days of retention, reducing total cost of ownership and ensuring data integrity under a 1-year HPE warranty.
Continuous Video Surveillance Storage
Security integrators install the HPE 843264-B21 HDD in 16-bay network video recorder (NVR) systems to capture 1080p and 4K camera streams with sustained sequential write performance. The SATA 6 Gb/s interface and 7.2K RPM spindle speed prevent dropped frames during high-throughput recording, while the midline design optimizes power consumption and reduces per-GB storage costs for month-long footage retention.
Mid-Tier VDI Boot and Profile Disks
Educational institutions and SMBs using HPE ProLiant servers for virtual desktop infrastructure (VDI) utilize the 843264-B21 HDD as OS boot and user-profile storage. With 500 GB capacity and reliable read/write performance, the drive supports consistent boot times and responsive user sessions across dozens of desktops. This solution balances performance and price, streamlines deployment and remains covered by a 1-year warranty.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Annual Workload Rating | 550 TB/yr | 180 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Average Latency | N/A | N/A | N/A | 4.17 ms | N/A |
| Cache (Buffer Size) | 256 MB | 64 MB | 256 MB | 256 MB | 256 MB |
| Data Transfer Rate | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s |
| Depth | 4.00 inches | 5.79 inches | 4.00 inches | 4.00 inches | 8.1 inches |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Encryption Support | No | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.0 inches |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Interface | SATA III | SATA III | SATA III | SAS 12Gb/s | SATA III |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–55°C |
| Power Consumption (Idle) | 5 Watts | 5 Watts | 6 Watts | 6 Watts | 4 Watts |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8 Watts | 9 Watts | 8 Watts |
| Product Name | 658079-B21 Enterprise Performance HDD | 875488-B21 Enterprise HDD | N9Y46A Enterprise Performance HDD | 864262-B21 Enterprise HDD | 843264-B21 Enterprise HDD |
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Storage Capacity | 8 TB | 4 TB | 10 TB | 10 TB | 4 TB |
| Use Case | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Weight | 1.65 lbs | 1.5 lbs | 2.10 lbs | 3.00 lbs | 2.2 lbs |
| Width | 5.79 inches | 4 inches | 5.79 inches | 5.79 inches | 5.8 inches |
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Questions & Answers
Q
What is the storage capacity of the HPE 843264-B21 HDD?
A
The HPE 843264-B21 offers 500 GB of raw storage capacity, ideal for midline data archiving and tiered storage tasks.
Q
Which interface does the HPE 500 GB SATA 6G Midline drive use?
A
This drive employs a SATA 6 Gb/s interface, delivering reliable connectivity and backward compatibility with SATA 3 Gb/s ports.
Q
What form factor does the HPE 843264-B21 HDD support?
A
The drive is a Large Form Factor (LFF) 3.5-inch unit, designed for standard server and storage chassis.
Q
What is the rotational speed of this Midline HDD?
A
It spins at 7,200 RPM, balancing performance and efficiency for sequential workloads.
Q
What warranty coverage comes with the HPE 843264-B21?
A
HPE provides a 1-year limited warranty, covering defects in materials and workmanship under normal use.
Q
Is the HPE 843264-B21 compatible with HPE ProLiant servers?
A
Yes. It’s fully validated for HPE ProLiant Gen8, Gen9, and Gen10 servers, ensuring plug-and-play integration.
Q
What data transfer rate can I expect from this SATA 6G drive?
A
It supports up to 600 MB/s theoretical throughput on the SATA 6 Gb/s interface, subject to system and workload conditions.
Q
Can I perform hot-swap or hot-plug operations with this HDD?
A
Yes. The drive supports hot-plug functionality in compatible HPE backplanes, minimizing downtime during replacements.
Q
What is the Mean Time Between Failures (MTBF) rating?
A
The drive’s MTBF is rated at 1.2 million hours, reflecting high reliability for midline storage environments.
Q
What power consumption should I expect during operation?
A
Typical power draw is 7.5 W during active reading/writing and 4.5 W in idle mode, optimizing energy use.
Q
What acoustic noise levels does this HDD produce?
A
The drive emits up to 29 dBA during seek operations and 27 dBA while idle, suitable for rack-mounted deployments.
Q
What is the operating temperature range for the HPE 843264-B21?
A
It operates reliably between 5 °C and 55 °C, meeting standard data center environmental requirements.
Q
How does SATA 6G Midline technology enhance reliability?
A
SATA 6G Midline drives combine advanced error correction, rotational vibration sensors, and optimized firmware for stable long-term performance.
Q
Can this HDD be used in RAID configurations?
A
Yes. It’s certified for hardware RAID controllers and supports RAID levels 0, 1, 5, 6, 10, ensuring data redundancy and performance scaling.
Q
What are the physical dimensions and weight of the drive?
A
The drive measures 146 × 101.6 × 26.1 mm and weighs approximately 680 g, conforming to standard 3.5-inch drive bays.
Q
Is mounting hardware included with the HPE 843264-B21?
A
No. Standard HPE drive trays are sold separately; the drive itself ships without caddies or mounting brackets.
Q
What typical applications suit the HPE 500 GB Midline drive?
A
Ideal use cases include backup, archiving, low-tier data lakes, email storage, and sequential workload servers.