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SATA mixed-use SSD delivers steady results.
804625-B21
HP 800GB 6G SATA MIXED USE-2 SFF 2.5-IN SC SOLID STATE DRIVE
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804625-B21
- Description:
- HP 800GB 6G SATA MIXED USE-2 SFF 2.5-IN SC SOLID STATE DRIVE
- Rating:
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- Brand:
- Hpe
- Condition:
3 Year Extended Warranty
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804625-B21 Overview
804625-B21 is a high-performance HDD engineered with a 3.5-inch form factor and a SAS 12Gb/s interface, delivering a spindle speed of 7200 RPM, a robust 4 TB storage capacity, and a 256 MB cache. It is rated for an annual workload of 550 TB/yr, ensuring reliable operation under demanding continuous-use conditions, while meeting rigorous enterprise and data center standards.
Designed for high-end server and enterprise storage applications, 804625-B21 features advanced power management with 7.2 Watts during read/write operations and 4.5 Watts in idle mode. Its helium-sealed construction combined with dual actuator technology offers enhanced vibration protection, making it ideally suited for data centers, high-performance computing environments, and other mission-critical use cases.
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Request bulk order quote for 804625-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
804625-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- 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
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 7.2 Watts
- Power Consumption (Idle)
- 4.5 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
- 804625-B21 Enterprise HDD
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 4.00 inches
- Weight
- 2.2 lbs
804625-B21 Use Case
High-Density Enterprise Virtualization on HP ProLiant Servers
A global financial services firm consolidates 200 mixed-workload virtual machines on HP ProLiant DL360 Gen10 servers equipped with 804625-B21-HP 800GB 6G SATA Mixed Use-2 SFF 2.5″ SC SSDs. The drives deliver consistent sub-millisecond latency for boot storms, database queries and backup windows. Benefit: 30% faster VM provisioning and a 25% reduction in storage-related operational costs.
Scalable Virtual Desktop Infrastructure for Remote Workforce
An international consulting firm deploys a 5,000-seat VDI environment on HP Aruba servers using 804625-B21-HP 800GB 6G SATA Mixed Use-2 SFF 2.5″ SC SSDs to support peak login concurrency and seamless application streaming. The drives’ high endurance and mixed-use design ensure consistent IOPS under heavy desktop workloads. Benefit: 50% reduction in user logon times and a 99.9% SLA for remote access performance.
Accelerated OLTP Databases for Retail Point-of-Sale Systems
A nationwide retail chain upgrades its POS backend and inventory management databases on HP ProLiant DL380 Gen10 servers with 804625-B21-HP 800GB 6G SATA Mixed Use-2 SFF 2.5″ SC SSDs. The mixed-use SSDs sustain high write cycles during peak sale events and maintain sub-millisecond transaction latency. Benefit: 60% faster transaction processing and elimination of checkout bottlenecks during promotional periods.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 804625-B21 |  P10442-B21 |  Q8S89A |  Q2T61A |  P00896-B21 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SAS 12Gb/s | 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 | 10 TB | 10 TB | 8 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 256 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 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 7.2 Watts | 8.5 Watts | 8.5 Watts | 8 Watts | 7.5 Watts |
| Power Consumption (Idle) | 4.5 Watts | 5.5 Watts | 6.0 Watts | 5 Watts | 4.5 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | No | No | 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 | 804625-B21 Enterprise HDD | P10442-B21 Enterprise HDD | Q8S89A Enterprise Helium HDD | Q2T61A Enterprise HDD | P00896-B21 Enterprise HDD |
| Height | 1.03 inches | 1.0 inches | 1.0 inches | 1.03 inches | 1.03 inches |
| Width | 5.79 inches | 5.8 inches | 5.8 inches | 5.8 inches | 5.79 inches |
| Depth | 4.00 inches | 4.0 inches | 4.0 inches | 7.8 inches | 4.00 inches |
| Weight | 2.2 lbs | 1.2 lbs | 2.0 lbs | 1.67 lbs | 2.50 lbs |
Reviews & Ratings
A
Anaya Malik
5
Works well for general server tasks.
G
Giorgio Conti
4
Stable and predictable behavior.
S
Shahroz Khan
5
Easy deployment and reliable performance.
C
Clive Morgan
5
Meets enterprise SATA needs.
Questions & Answers
What is the storage capacity of the HP 804625-B21 SSD?
The HP 804625-B21 solid state drive offers 800 GB of usable mixed-use storage capacity in a 2.5-inch SFF form factor.
Which interface does the HP 800GB 6G SATA SSD use?
This HP SSD uses the industry-standard 6 Gb/s SATA interface for broad compatibility with servers and storage arrays.
What form factor is the HP 804625-B21 drive?
The HP 804625-B21 SSD is a 2.5-inch small form factor (SFF) drive designed for hot-plug bay installations in HP ProLiant servers.
What mixed-use endurance rating does this 800GB SSD have?
The HP 804625-B21 delivers a Mixed-Use 2 workload rating—2 drive-writes per day (DWPD) over a five-year warranty period, equivalent to approximately 2,920 TBW.
What are the sequential read and write speeds?
This SSD delivers up to 520 MB/s sequential read and up to 500 MB/s sequential write performance over SATA 6 Gb/s.
What random I/O performance can I expect?
The HP 804625-B21 SSD supports up to 90,000 sustained 4K random read IOPS and up to 40,000 sustained 4K random write IOPS.
Is the HP 804625-B21 SSD hot-pluggable?
Yes, the 2.5-inch SFF design supports hot-plug insertion and removal in compatible HP server drive bays.
What is the drive’s mean time between failures (MTBF)?
The HP 804625-B21 offers an MTBF rating of 2 million hours, ensuring enterprise-grade reliability.
Does this SSD support TRIM and garbage collection?
Yes, the HP 800GB SATA SSD supports both TRIM commands and advanced garbage-collection algorithms to maintain peak performance.
Is hardware-based encryption available on the HP 804625-B21?
Yes, the drive supports AES 256-bit self-encrypting drive (SED) standards for data-at-rest protection.
Which operating systems are compatible?
This drive is compatible with major OS platforms including Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi, and more.
What power consumption can I expect?
Typical active power consumption is 3.0 W, with an idle power draw of approximately 0.5 W, helping reduce overall system power usage.
Is the HP 804625-B21 SSD compatible with HPE ProLiant servers?
Yes, this SSD is fully validated for use in HPE ProLiant DL, ML, and blade server families with a 6 Gb/s SATA backplane.
What warranty coverage does the HP 800GB Mixed-Use SSD include?
HP provides a five-year limited warranty on the 804625-B21 SSD, including proactive firmware updates and support.
How do I install the HP 804625-B21 in my server?
Slide the SSD into an empty 2.5-inch SATA drive bay on your HP server, secure the tray, and configure in the server’s BIOS or RAID controller interface.
Can I use this SSD for virtualization workloads?
Absolutely. With mixed-use endurance, high IOPS, and low latency, it’s ideal for virtualization, database, and tier-1 application deployments.