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Neil Parker
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Write intensive SSD improved database performance.
804680-B21
HPE 1.2TB SATA 6G Write Intensive LFF (3.5in) SCC 3yr Warran...
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804680-B21
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- HPE 1.2TB SATA 6G Write Intensive LFF (3.5in) SCC 3yr Warranty SSD For use with Gen8 Servers and Beyond
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804680-B21 Overview
804680-B21 is a high-performance HDD built in a 3.5-inch form factor with a SATA III interface and operates at 7200 RPM. It delivers an 8 TB storage capacity with a 256 MB buffer, is rated for a 550 TB/yr workload, and is engineered for enterprise-class server environments with high reliability and an MTBF of 2,000,000 hours if operated at rated hours/year.
Featuring advanced attributes such as helium-sealed technology, dual actuator precision, and vibration protection, 804680-B21 is designed to excel in data centers, desktop systems, NAS configurations, and surveillance applications. Its power consumption profile of 8 Watts during read/write and 5 Watts when idle, along with an optimized operating temperature range of 5–60°C, ensures dependable performance under heavy workloads.
804680-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 804680-B21 for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
804680-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Enterprise Storage
- Interface
- SATA III
- Form Factor
- 3.5-inch
- Storage Capacity
- 8 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)
- 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
- 804680-B21 Enterprise SATA HDD
- Height
- 1.0 inches
- Width
- 5.8 inches
- Depth
- 7.8 inches
- Weight
- 1.5 lbs
804680-B21 Use Case
High-Density Virtual Desktop Infrastructure Acceleration
Deploying 804680-B21-HPE 1.2TB SATA 6G Write Intensive LFF SSD in Gen8 and newer HPE servers to power large-scale VMware or Hyper-V VDI farms. In this scenario, write-intensive boot storms and user profile updates execute with sub-millisecond latency, enabling 30–40% higher virtual desktop density, faster logon times and a seamless end-user experience.
Enterprise Transaction Log Optimization for SQL Databases
Integrating the 804680-B21-HPE 1.2TB SATA 6G Write Intensive LFF SSD into HPE Gen8+ servers hosting mission-critical SQL Server or Oracle databases. This setup accelerates transaction log writes and checkpoint operations, delivering 2–3× lower commit latency, sustained 10 GB/s sequential throughput and enhanced data integrity under peak trading or billing workloads.
Real-Time Big Data Ingestion Buffer for IoT Analytics
Using 804680-B21-HPE 1.2TB SATA 6G Write Intensive LFF SSD as a write-optimized staging layer for time-series or sensor data in HPE Gen8 and beyond servers. This configuration absorbs high-velocity data streams at up to 150 000 IOPS, ensuring loss-free buffering, rapid ETL hand-offs and a 40% reduction in downstream processing latency for real-time analytics platforms.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 804680-B21 |  881781-B21 |  H6G53A |  K2P87B |  K2P87A | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance | 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 | 8 TB | 4 TB | 8 TB | 10 TB | 10 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 |
| 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 250 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 300 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8 Watts | 9 Watts | 7.5 Watts |
| Power Consumption (Idle) | 5 Watts | 5 Watts | 4 Watts | 7 Watts | 4.5 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 | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 804680-B21 Enterprise SATA HDD | Enterprise Capacity HDD 4TB 7200RPM 881781-B21 | H6G53A Enterprise Helium-Sealed HDD | K2P87B | K2P87A High Performance Enterprise HDD |
| Height | 1.0 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 5.8 inches | 5.8 inches | 4.0 inches | 5.78 inches | 5.79 inches |
| Depth | 7.8 inches | 4 inches | 5.79 inches | 4.00 inches | 4.02 inches |
| Weight | 1.5 lbs | 2.1 lbs | 1.6 lbs | 1.8 lbs | 1.75 lbs |
Reviews & Ratings
A
Awais Siddiq
4
Handles sustained writes reliably.
D
Daniel Fischer
5
OEM firmware ensured compatibility.
I
Imad Khan
5
Good SSD for Gen8 servers.
J
Juha Rantanen
5
Consistent under load.
Questions & Answers
What storage capacity does the HPE 804680-B21 SSD provide?
The HPE 804680-B21 offers 1.2 TB of usable SATA solid-state storage in a single drive.
What interface and form factor is the HPE 804680-B21 SSD?
It uses a SATA 6 Gb/s interface in a 3.5-inch large-form-factor (LFF) design for standard server bays.
Is the HPE 804680-B21 SSD compatible with HPE Gen8 servers and newer platforms?
Yes, it is fully validated for HPE ProLiant Gen8, Gen9, Gen10 and later servers.
What warranty coverage comes with the HPE 804680-B21 SSD?
This SSD includes a three-year HPE limited warranty, with options for warranty and support upgrades.
What are the sequential read and write performance specifications?
It delivers up to 520 MB/s sequential read and 500 MB/s sequential write over a 6 Gb/s SATA link.
What does “write-intensive” classification mean for this SSD?
Write-intensive indicates optimized firmware and endurance for heavy write workloads at up to 3 DWPD over three years.
What is the endurance rating of the HPE 804680-B21 SSD?
Endurance is rated at 3 drive writes per day (DWPD), equating to approximately 4 PB total bytes written over warranty.
What does the SCC designation indicate?
SCC denotes HPE Smart Carrier firmware, enabling advanced monitoring and management via HPE iLO.
How does the HPE 804680-B21 SSD improve server performance?
It accelerates I/O-intensive applications by reducing latency and boosting throughput for faster data access.
How do I install the HPE 804680-B21 SSD in a compatible server?
Insert the SSD into a 3.5″ drive bay behind an HPE Smart Array controller and configure it via HPE iLO or the Array Configuration Utility.
Does the HPE 804680-B21 SSD support TRIM and SMART monitoring?
Yes, it fully supports SATA TRIM and SMART commands for sustained performance and proactive health reporting.
What is the power consumption of this SSD?
Typical active power consumption is 4.5 W, with idle consumption around 2.2 W for energy-efficient operation.
What is the MTBF (Mean Time Between Failures) rating?
The MTBF rating exceeds 2 million hours, delivering enterprise-grade reliability.
Can the HPE 804680-B21 SSD be used in RAID configurations?
Yes, it is validated with HPE Smart Array controllers for RAID levels 0, 1, 5, 6, 10, 50 and 60.
Which operating systems support the HPE 804680-B21 SSD?
Supported OS platforms include Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server and VMware ESXi.
How can I verify firmware updates for the HPE 804680-B21 SSD?
Use HPE Service Pack for ProLiant or HPE Smart Update Manager to detect and install the latest SSD firmware versions.