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779172-B21
- Description:
- HPE 800GB SAS 12G Write Intensive SFF (2.5in) SC 3yr Warranty SSD Supports Gen8 Servers and Beyond Only
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3 Year Extended Warranty
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Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
779172-B21 Overview
779172-B21 is an HDD engineered for mission‐critical applications featuring a 3.5-inch form factor, a SATA III interface, and a 7200 RPM spindle speed. With a 10 TB storage capacity, 256 MB cache, and an annual workload rating of 550 TB/yr, this drive is built to meet the demands of high-access environments while delivering proven reliability and efficiency.
Designed for use in desktop, server, NAS, and surveillance environments, 779172-B21 incorporates advanced features such as a helium-sealed design, dual actuator, and vibration protection. It offers optimized power consumption with approximately 10 Watts during read/write operations and around 6 Watts in idle mode, making it ideally suited for data centers and other performance-critical applications.
What is the price of 779172-B21?
Pricing for 779172-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 779172-B21.
Explore more options from Hard Drives & Ssds or explore other Hpe products.
779172-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 | 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) | 10 Watts |
| Power Consumption (Idle) | 6 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 | 779172-B21 |
| Height | 1.03 inches |
| Width | 5.8 inches |
| Depth | 4.0 inches |
| Weight | 2.2 lbs |
779172-B21 Use Case
Accelerating High-Volume Transactional Databases with 779172-B21-HPE 800GB SAS 12G Write Intensive SFF SSD
In a financial services datacenter running HPE ProLiant Gen8 and newer servers, the 779172-B21-HPE 800GB SAS 12G Write Intensive SFF (2.5in) SC 3yr Warranty SSD is deployed as primary storage for Oracle and SQL Server OLTP workloads. By delivering sustained 200,000 IOPS and sub-500µs write latency under heavy mixed workloads, it reduces query response times by 40%, ensures 99.999% uptime for trading systems, and accelerates transaction throughput. The outcome is real-time risk analysis, regulatory compliance, and a measurable boost in customer satisfaction.
Optimizing Enterprise Virtual Desktop Infrastructure with HPE 800GB SAS 12G Write Intensive SSD (779172-B21)
A global enterprise deploys the 779172-B21-HPE 800GB SAS 12G Write Intensive SFF SSD on HPE Gen8 and later servers to power a 1,000-seat VMware Horizon VDI environment. Consistent sub-millisecond write latency at 100,000 IOPS enables fast boot storms and simultaneous user logins, cutting average login times by 30% and boosting productivity. The high endurance of this SSD under write-intensive desktop workloads also reduces storage refresh cycles, lowering total cost of ownership by 25% over three years.
Enabling Real-Time Analytics and Logging for E-Commerce Platforms with 779172-B21-HPE 800GB SAS 12G Write Intensive SSD
An online retailer running microservices on HPE Gen8+ servers leverages the 779172-B21-HPE 800GB SAS 12G Write Intensive SFF SSD to ingest and process high-frequency transaction logs and clickstream data. The drive’s 12G SAS interface and write-optimized endurance accelerate data pipeline ingestion by 3× and deliver sub-millisecond write performance. As a result, real-time dashboards update instantly for dynamic pricing and personalized recommendations, driving a 5% increase in checkout conversion rates and ensuring consistent performance backed by a three-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 | N/A | N/A |
| Cache (Buffer Size) | 256 MB | 128 MB | 256 MB | 256 MB | 256 MB |
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Depth | 4.00 inches | 4.00 inches | 7.1 inches | 7.13 inches | 4.0 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 | 1.63 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Interface | SATA III | SATA III | SATA III | SATA III | SATA III |
| Operating Temperature | 5–60°C | 5–55°C | 5–60°C | 5–60°C | 5–60°C |
| Power Consumption (Idle) | 4 Watts | 5.0 Watts | 5 Watts | 5 Watts | 6 Watts |
| Power Consumption (Read/Write) | 8 Watts | 8.0 Watts | 8.5 Watts | 9 Watts | 10 Watts |
| Product Name | 875317-B21 Enterprise SATA HDD | 756657-B21 High Performance Desktop HDD | 802586-B21 Enterprise HDD | Q2R41A Enterprise HDD | 779172-B21 |
| 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 | 4 TB | 4 TB | 10 TB |
| Use Case | 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 | 1.55 lbs | 1.50 lbs | 3.3 lbs | 2.2 lbs | 2.2 lbs |
| Width | 5.79 inches | 5.79 inches | 5.79 inches | 5.79 inches | 5.8 inches |
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Questions & Answers
Q
What is the HPE 800GB SAS 12G Write Intensive SFF SSD (SKU: 779172-B21)?
A
The HPE 800GB SAS 12G Write Intensive SFF SSD (SKU: 779172-B21) is a 2.5-inch, enterprise-grade solid-state drive designed for heavy write workloads in Gen8 and newer HPE ProLiant servers.
Q
What are the key specifications of SKU 779172-B21?
A
This SSD offers 800 GB capacity, SAS 12 Gb/s interface, up to 510 MB/s sequential read, 300 MB/s sequential write, and a 2.5-inch small form factor.
Q
Which HPE servers are compatible with this SSD?
A
The SSD is fully supported in HPE ProLiant Gen8, Gen9, Gen10 and all later models that feature SAS 12 Gb/s drive bays.
Q
What warranty does the HPE 800GB SAS Write Intensive SSD include?
A
It comes with a standard three-year HPE limited warranty covering defects in materials and workmanship when installed in supported HPE servers.
Q
How does the write-intensive rating benefit my workloads?
A
The write-intensive design delivers higher endurance for frequent write operations, making it ideal for databases, logging, virtual machines and transactional applications.
Q
What endurance does the SSD offer?
A
This drive provides a Sustained DWPD (Drive Writes Per Day) rating suited for heavy write workloads, with an endurance specification of up to 10 full drive writes per day over three years.
Q
What is the MTBF (Mean Time Between Failures) for SKU 779172-B21?
A
The SSD has a rated MTBF of 2 million hours, ensuring high reliability in critical enterprise environments.
Q
Is the drive hot-swappable in HPE servers?
A
Yes, the SSD supports hot-swap capability in all compatible HPE ProLiant Gen8 and later servers, enabling drive replacement without downtime.
Q
How do I install the HPE 800GB SAS SSD?
A
Insert the SSD into an available SAS 12 Gb/s SFF (2.5-inch) drive bay in your HPE ProLiant server, secure it with the tray latch and verify detection in the system BIOS or HPE Smart Storage Administrator.
Q
Does this SSD support hardware encryption?
A
Yes, the SSD supports HPE SmartSSD self-encrypting drive (SED) technology to protect data at rest with AES-256 encryption.
Q
What power consumption can I expect?
A
Typical active power draw is approximately 8 W during reads/writes, and less than 4 W at idle, optimizing data center energy efficiency.
Q
How does this SSD improve application performance?
A
With high IOPS and low latency, it accelerates database queries, virtualization tasks and analytics workloads, reducing response times and enhancing throughput.
Q
How does the write-intensive SSD differ from read-intensive models?
A
Write-intensive SSDs have higher endurance ratings for sustained write operations, while read-intensive models are optimized for workloads with fewer write cycles.
Q
What is the expected lifespan of the drive?
A
Under typical enterprise workloads, the drive is designed to meet or exceed its three-year warranty period with sustained performance and reliability.
Q
Can I use this SSD in non-HPE environments?
A
While physically compatible with any SAS 12 Gb/s backplane, full firmware support and warranty coverage apply only when installed in supported HPE ProLiant servers.
Q
Where can I purchase the HPE 800GB SAS 12G Write Intensive SSD?
A
This SSD is available through authorized HPE channel partners, resellers and the HPE online store. Contact your HPE sales representative for pricing and availability.
