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Sean Whitmore
5
Write-intensive SAS SSD handled sustained workloads effectively.
779164-B21
HPE 200GB SAS 12G Write Intensive SFF (2.5in) SC 3yr Warrant...
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779164-B21
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- HPE 200GB SAS 12G Write Intensive SFF (2.5in) SC 3yr Warranty SSD
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779164-B21 Overview
779164-B21 is a high-performance HDD engineered for demanding enterprise environments, featuring a 3.5-inch form factor and a SAS 12Gb/s interface with a 7200 RPM spindle speed. It offers a storage capacity of 10 TB along with a 256 MB cache, an annual workload rating of 550 TB/yr, and is designed to meet rigorous reliability standards including an MTBF of 2,000,000 hours, making it ideal for data centers, high-performance desktops, NAS systems, and surveillance applications.
This drive is optimized for energy efficiency with a power consumption of 12 Watts during read/write operations and 8 Watts when idle, and it supports AES 256-bit encryption to secure critical data. With advanced features such as a helium-sealed design, vibration protection, and dual actuator technology, the 779164-B21 is purpose-built for multi-bay deployments in environments that demand continuous, reliable performance within an operating temperature range of 5–60°C.
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779164-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance / Enterprise Storage
- Interface
- SAS 12Gb/s
- Form Factor
- 3.5-inch
- Storage Capacity
- 10 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 256 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 12 Watts
- Power Consumption (Idle)
- 8 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
- 779164-B21 Enterprise Performance HDD
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 4.00 inches
- Weight
- 1.7 lbs
779164-B21 Use Case
Accelerating High-Transaction OLTP Databases with HPE 200GB SAS 12G Write-Intensive SSD
In a financial services environment running mission-critical online transaction processing (OLTP) on HPE ProLiant Gen10 servers, the 779164-B21 HPE 200GB SAS 12G Write-Intensive SFF SSD delivers sustained random-write IOPS >50,000 and sub-5ms latency. By replacing legacy HDDs, the SSD reduces transaction response times by 40%, ensures 24/7 availability, and supports SLAs for real-time trade processing, improving throughput and minimizing risk.
Optimizing VDI Boot Storms in Enterprise VMware Deployments
For a global enterprise deploying 500+ virtual desktops on VMware Horizon, integrating 779164-B21 HPE 200GB SAS 12G Write-Intensive SSDs in HPE Synergy compute nodes alleviates boot-storm I/O congestion. The drive’s 12Gb/s bandwidth and high write endurance cut average login times from 20 minutes to under 5 minutes, boost user-session responsiveness by 3×, and reduce help-desk tickets, driving productivity and lowering operational costs.
Enabling Real-Time Security Log Ingestion and Analytics
In a Security Information and Event Management (SIEM) deployment ingesting 50,000+ events per second, the 779164-B21 HPE 200GB SAS 12G Write-Intensive SSD provides predictable low-latency writes and high queue-depth handling. Integrating these SSDs into a log-analytics cluster accelerates indexing and search operations by 2×, enables sub-second threat correlation, and enhances compliance reporting, delivering faster incident response and improved security posture.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 779164-B21 |  877831-B21 |  Q8S82A |  785067-B21 |  870757-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 | Server | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage |
| Interface | SAS 12Gb/s | SATA III | SAS 12Gb/s | SAS 12Gb/s | SAS 12Gb/s |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 10 TB | 4 TB | 8 TB | 4 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 128 MB | 256 MB | 256 MB | 128 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 250 MB/s | Up to 210 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 550 TB/yr | 180 TB/yr | 550 TB/yr | 300 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 12 Watts | 6.8 Watts | 8.5 W | 8 Watts | 8.5 Watts |
| Power Consumption (Idle) | 8 Watts | 4.5 Watts | 6.5 W | 5 Watts | 6.0 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 | No |
| 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 | Rotational Vibration Sensors |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 779164-B21 Enterprise Performance HDD | 877831-B21 4TB Enterprise SATA HDD | Q8S82A Enterprise Storage HDD | 785067-B21 Enterprise HDD | 870757-B21 Ultra Performance Enterprise HDD |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 | 1.0 inches |
| Width | 5.79 inches | 5.79 inches | 5.79 inches | 4.00 | 4.0 inches |
| Depth | 4.00 inches | 8.10 inches | 4.00 inches | 5.79 | 5.8 inches |
| Weight | 1.7 lbs | 1.2 lbs | 1.5 lbs | 1.80 | 1.8 lbs |
Reviews & Ratings
A
Aqsa Rauf
5
Consistent performance for heavy writes.
M
Marek Lis
5
Predictable behavior under load.
S
Salik Hussain
4
Stable since deployment.
R
Roger Bennett
4
Dependable WI SAS SSD.
Questions & Answers
What is the storage capacity of HPE SKU 779164-B21?
The HPE 779164-B21 SSD offers 200 GB of usable flash storage in a single 2.5-inch drive.
Which interface does the HPE 200 GB SSD 779164-B21 use?
It uses a dual-port SAS 12 Gb/s interface for high-availability enterprise connectivity.
What form factor is the HPE 779164-B21 SSD?
The drive is a Small Form Factor (SFF) 2.5-inch SSD, compatible with standard SFF bays.
What performance levels can I expect from this SSD?
Up to 75 000 random read IOPS, 14 000 random write IOPS and 1 200 MB/s sequential throughput.
What endurance rating does the write-intensive drive support?
Designed for write-intensive workloads, it delivers up to 10 drive-writes per day (DWPD) over its warranty period.
What warranty comes with the HPE 779164-B21 SSD?
It includes a 3-year HPE limited warranty with HPE Smart Carrier for drive identification.
Is the HPE 200 GB SAS SSD hot-pluggable?
Yes, the drive supports hot-swap insertion and removal from any compatible HPE SFF bay.
Does this SSD support data encryption?
When paired with a compatible HPE Smart Array controller, it supports HPE Secure Encryption for real-time data protection.
Which HPE servers and storage arrays support this SSD?
It’s validated in HPE ProLiant Gen9/Gen10 servers, HPE Synergy, and HPE MSA arrays with SAS 12 Gb/s backplanes.
What power consumption can I expect from this SSD?
Typical active power is ≤7.1 W, and idle power consumption is ≤3.5 W.
What are the operating temperature requirements?
The specified operating range is 0 °C to 35 °C, with non-operating storage from –40 °C to 70 °C.
What is the MTBF for HPE 779164-B21?
This SSD has a Mean Time Between Failures (MTBF) rating of 2 million hours.
Which management tools support this SSD?
You can monitor and configure it using HPE Smart Storage Administrator and HPE InfoSight.
What enterprise workloads is this drive best suited for?
Ideal for high-write applications such as database logging, caching tiers, and OLTP environments.
What error-correction and data-protection features are included?
It delivers advanced LDPC error correction and power-loss data protection to safeguard writes.
How do I install the HPE 200 GB SAS SSD?
Slide the SSD into any HPE SFF hot-plug bay, then configure it via the HPE Smart Storage Administrator interface.