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Installed easily and delivers steady performance. Suitable for business applications requiring fast access.
785067-B21
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HP 300GB 10K 12G 2.5INCH SAS HDD
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Name:
785067-B21
- Description:
- HP 300GB 10K 12G 2.5INCH SAS HDD
- Rating:
Added to cart 28 times recently
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- Brand:
- Hpe
- Condition:
3 Year Extended Warranty
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785067-B21 Overview
785067-B21 is an enterprise-grade HDD engineered for critical applications in data centers and servers. This 3.5-inch drive features a SAS 12Gb/s interface, operating at 7200 RPM with a storage capacity of 4 TB and a robust 256 MB cache. It is built to handle an annual workload rating of 300 TB/yr, delivers high reliability with an industry-standard MTBF, and is rated for continuous operation hours required in demanding environments.
785067-B21 is designed for versatile drive usage including desktop, server, NAS, and surveillance applications. Advanced features include a helium-sealed design, integrated vibration protection, and dual actuator technology that support efficient power consumption during both read/write and idle states. This drive is ideally used in data centers, enterprise storage systems, high-performance desktops, and surveillance setups.
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Request bulk order quote for 785067-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
785067-B21 Specifications
- Product Type
- Hard Drive
- Brand
- Hpe
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance / Enterprise Storage
- Interface
- SAS 12Gb/s
- Form Factor
- 3.5-inch
- Storage Capacity
- 4 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 256 MB
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 300 TB/yr
- Power Consumption (Read/Write)
- 8 Watts
- Power Consumption (Idle)
- 5 Watts
- Encryption Support
- AES 256-bit
- Helium Sealed
- Helium-Sealed
- Drive Bays Supported
- Multi-bay
- Vibration Protection
- Yes
- Advanced Features
- Dual Actuator
- Operating Temperature
- 5–60°C
- Product Name
- 785067-B21 Enterprise HDD
- Height
- 1.03
- Width
- 4.00
- Depth
- 5.79
- Weight
- 1.80
785067-B21 Use Case
Virtualization Hypervisor Boot and OS Drive
In an HPE ProLiant DL380 Gen10 cluster running VMware ESXi, the 785067-B21 HP 300GB 10K 12G 2.5-inch SAS HDD serves as a dedicated hypervisor boot and OS disk. Benefit: delivers consistent 10K RPM performance and sub-2 ms latency for faster host boot times, streamlined patch deployments, and improved infrastructure reliability.
High-Transactional OLTP Database Storage
In a mission-critical Microsoft SQL Server or Oracle RAC environment, the 785067-B21 drive is used for database logs, indexes, and tempdb files. Benefit: provides up to 185 MB/s sequential throughput and 175 K random IOPS to minimize transaction latency, ensure ACID compliance, and boost end-user query response times.
Tiered Caching in Hybrid Converged Infrastructure
Within an HPE 3PAR StoreServ or Synergy environment, the 785067-B21 HDD is configured as a mid-tier cache drive for hot data in a flash-accelerated volume. Benefit: optimizes cost-per-GB by offloading frequent I/O to the 10K SAS layer, accelerates application performance, and extends the endurance of upstream SSD tiers.
Quality Certifications
Product Comparison Table 
| 785067-B21 |  P06198-B21 |  756657-B21 |  H6G44A |  872479-B21 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage |
| Interface | SAS 12Gb/s | SATA III | SATA III | SATA III | SAS 12Gb/s |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 2.5-inch / 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 4 TB | 4 TB | 4 TB | 8 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 128 MB | 128 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 250 MB/s |
| Annual Workload Rating | 300 TB/yr | 180 TB/yr | 180 TB/yr | 550 TB/yr | 300 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8.0 Watts | 7.5 Watts | 8 Watts |
| Power Consumption (Idle) | 5 Watts | 5 Watts | 5.0 Watts | 4.0 Watts | 5 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–55°C | 5–60°C | 5–60°C |
| Product Name | 785067-B21 Enterprise HDD | P06198-B21 Enterprise 4TB HDD | 756657-B21 High Performance Desktop HDD | H6G44A Enterprise Helium HDD | 872479-B21 Enterprise Hard Drive |
| Height | 1.03 | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 4.00 | 4.00 inches | 5.79 inches | 5.79 inches | 4 inches |
| Depth | 5.79 | 5.79 inches | 4.00 inches | 4.01 inches | 5.79 inches |
| Weight | 1.80 | 2.1 lbs | 1.50 lbs | 1.3 lbs | 1.2 lbs |
Reviews & Ratings
Z
Zain Ali
5
Good reliability so far. Drive performs as expected under continuous workloads.
E
Emily Watson
5
Using in a file server environment. Performance is consistent and system remains responsive.
S
Saad Mahmood
4
HPE quality shows here. Firmware recognition was instant and setup was quick.
J
Julian Meyer
4
A dependable SAS drive for enterprise use. No errors or performance dips noticed.
Questions & Answers
What is the storage capacity of the HP 785067-B21 HDD?
The HP 785067-B21 HDD offers 300 GB of storage capacity, ideal for database and virtualization workloads.
What interface does the HP 785067-B21 use?
This drive uses a 12 Gb/s SAS (Serial Attached SCSI) interface for high-throughput data transfers.
What is the rotational speed of the HP 785067-B21 HDD?
The HP 785067-B21 spins at 10,000 RPM to deliver consistent performance in demanding environments.
What form factor is the HP 785067-B21 hard drive?
The HP 785067-B21 is a 2.5-inch form factor drive designed for modern server storage bays.
Is the HP 785067-B21 hot-swappable?
Yes, this HDD supports hot-swap capability for easy maintenance without server downtime.
Which HP server models are compatible with the 785067-B21 drive?
The HP 785067-B21 is compatible with ProLiant G8, G9, G10 servers and Gen10+ storage arrays featuring 2.5-inch SAS bays.
What is the mean time between failures (MTBF) for the HP 785067-B21?
The HP 785067-B21 has an MTBF rating of 1.6 million hours, ensuring enterprise-grade reliability.
Does the HP 785067-B21 include data protection features?
Yes, it supports SED (Self-Encrypting Drive) technology and on-board ECC to protect data integrity.
What are the power consumption specifications?
Typical power consumption is 5.2 W active and 3.2 W idle, optimizing energy use in data centers.
What operating temperature range is supported?
The HP 785067-B21 operates reliably between 5 °C and 55 °C (41 °F to 131 °F).
What workload is the HP 785067-B21 best suited for?
This drive is ideal for transactional databases, virtualization clusters, and mixed OLTP/OLAP environments.
What is the average latency of the HP 785067-B21 HDD?
The drive delivers an average latency of 3 ms, ensuring low-latency access in high-performance applications.
Are firmware updates available for the HP 785067-B21?
Yes, you can download firmware updates from the HPE Support Center to maintain optimal drive performance.
What are the physical dimensions and weight?
The drive measures 100.2 mm × 69.85 mm × 15 mm and weighs approximately 120 g.
Does the HP 785067-B21 come with a warranty?
HPE includes a standard one-year limited warranty, which can be extended via HPE Care Pack services.
How do I install the HP 785067-B21 in my server?
Slide the drive into an available SAS bay until it clicks, then configure it in the server BIOS or RAID controller utility.