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816568-B21
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HP 960GB 12G SAS RI-3 SFF 2.5 IN SC SSD
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Name:
816568-B21
- Description:
- HP 960GB 12G SAS RI-3 SFF 2.5 IN SC SSD
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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816568-B21 Overview
816568-B21 is a high-performance HDD designed in a 3.5-inch form factor with a SATA III interface and a 7200 RPM spindle speed. It offers a 4 TB storage capacity paired with a 128 MB cache, an annual workload rating of 300 TB/yr, and is engineered for continuous, reliable operation with an MTBF of 2,000,000 hours and a high rated operational reliability.
816568-B21 features advanced enhancements including a helium-sealed design, vibration protection, and dual actuators, making it well-suited for data centers, desktops, NAS, and surveillance applications. Its efficient power consumption of 7.0 Watts when reading/writing and 4.0 Watts on idle further reinforces its optimal performance and durability in demanding environments.
816568-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 816568-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
816568-B21 Specifications
- Product Type
- Hard Drive
- Brand
- Hpe
- 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)
- 128 MB
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 300 TB/yr
- Power Consumption (Read/Write)
- 7.0 Watts
- Power Consumption (Idle)
- 4.0 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
- 816568-B21
- Height
- 1.03 inches
- Width
- 4 inches
- Depth
- 5.79 inches
- Weight
- 2.1 lbs
816568-B21 Use Case
Enterprise Database Acceleration with HP 816568-B21 960GB 12G SAS SSD
In large-scale OLTP deployments, IT teams deploy the HP 816568-B21 960GB 12G SAS RI-3 SFF 2.5-in SC SSD to offload critical database volumes. This SSD delivers sub-1 ms read/write latency and 200K+ IOPS, enabling real-time transaction processing, reducing query response times by up to 60%, and ensuring predictable performance under peak loads.
Virtual Desktop Infrastructure (VDI) Optimization Using HP 960GB 12G SAS SC SSD
A global enterprise rolls out 5,000 concurrent VDI sessions on HP servers equipped with the 816568-B21 SSD. The drive’s sustained 1.8 GB/s throughput and high endurance cut boot-storm delays by 75%, deliver consistent desktop responsiveness, and lower overall storage TCO through 10-drive consolidation ratios.
Real-Time Analytics & Big Data Processing with HP 12G SAS RI-3 SSD
A financial services firm powers its in-memory analytics cluster on HPE ProLiant servers using 960GB 12G SAS RI-3 SFF SSDs (816568-B21). The drives sustain mixed-read/write workloads at enterprise-grade reliability (2 M hours MTBF), accelerating data ingest and processing pipelines by 50% for timely risk modeling and compliance reporting.
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Product Comparison Table 
| 816568-B21 |  652564-B21 |  872481-B21 |  P04474-B21 |  785069-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 | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SATA III | SATA III | SATA III | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 8 TB | 8 TB | 4 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 128 MB | 256 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 210 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 300 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr | 180 TB/yr |
| Power Consumption (Read/Write) | 7.0 Watts | 9 Watts | 8 Watts | 7 Watts | 8.5 Watts |
| Power Consumption (Idle) | 4.0 Watts | 6 Watts | 4 Watts | 5 Watts | 5.0 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 | 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 | Rotational Vibration Sensors |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–55°C |
| Product Name | 816568-B21 | 652564-B21 Enterprise HDD | 872481-B21 | P04474-B21 Enterprise HDD | 785069-B21 Enterprise Helium Sealed HDD |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 4 inches | 4.00 inches | 4.00 inches | 4.0 inches | 4.00 inches |
| Depth | 5.79 inches | 5.79 inches | 5.79 inches | 5.8 inches | 5.79 inches |
| Weight | 2.1 lbs | 2.2 lbs | 1.2 lbs | 2.1 lbs | 1.8 lbs |
Compliance & Coverage
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
D
Daniel Wu
4
SAS RI SSD with consistent read throughput.
N
Naila Pervez
5
Smooth integration and stable performance.
R
Renee Laurent
5
Reliable for read-heavy applications.
Z
Zain Abbas
5
No issues during peak loads.
H
Harvey Coleman
4
Meets enterprise RI expectations.
Questions & Answers
What is the storage capacity of the HP 816568-B21 SSD?
The HP 816568-B21 SSD offers 960 GB of usable storage capacity.
Which form factor does the HP 816568-B21 SSD use?
This SSD uses a Small Form Factor (SFF) 2.5-inch design.
What interface does the HP 816568-B21 SSD support?
It supports a 12 Gb/s SAS interface for high-speed connectivity.
What does the RI-3 classification mean?
RI-3 denotes a third-generation, read-intensive SSD optimized for workloads with high read-to-write ratios.
What are the sequential read and write speeds?
The drive delivers up to 526 MB/s sequential read throughput and up to 479 MB/s sequential write throughput.
What random IOPS performance can I expect?
It achieves up to 85,000 random read IOPS and up to 22,000 random write IOPS.
What is the endurance rating of this SSD?
The HP 816568-B21 is rated for 0.3 Drive Writes per Day (DWPD) over a five-year period.
Which enterprise workloads is this SSD best suited for?
It excels in read-intensive applications such as virtualization, database querying, boot volumes, and caching.
Which HPE systems is the 816568-B21 SSD compatible with?
It is fully compatible with HPE ProLiant Gen9/Gen10 servers, Apollo systems, MSA arrays, and supported SAS controllers.
What warranty does HP provide for this SSD?
HP offers a three-year limited warranty, with optional HPE Foundation Care support contracts available.
What is the mean time between failures (MTBF)?
The drive is designed for an MTBF of up to 2 million hours.
Is the HP 816568-B21 SSD hot-pluggable?
Yes, it supports hot-plug insertion and removal in compatible HPE drive bays.
Does this SSD include hardware-based encryption?
This model does not include built-in encryption; you must employ controller- or software-based encryption solutions.
How do I install the HP 816568-B21 SSD?
Simply slide it into a compatible hot-swap SAS bay; the system will auto-detect and configure the drive.
What is the typical power consumption of this SSD?
Power usage is approximately 3.5 W under active load and around 1.2 W when idle.
Do I need a specific SAS controller for this SSD?
Yes, it requires a 12 Gb/s SAS HBA or RAID controller that supports third-party enterprise SSDs.