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Large SATA MU SSD delivered steady mixed workload performance.
P05994-B21
HP G8-G10 3.84TB 2.5 SATA 6G MU DS SSD
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P05994-B21
- Description:
- HP G8-G10 3.84TB 2.5 SATA 6G MU DS SSD
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P05994-B21 Overview
P05994-B21 is an HDD designed in a 3.5-inch form factor with a SATA III interface, featuring a spindle speed of 7200 RPM, an 8 TB storage capacity, and a robust 256 MB cache. It is engineered for demanding workloads with an annual workload rating of 300 TB/yr and an MTBF of 1,000,000 hours, ensuring high reliability rated for continuous operation in challenging environments.
This drive is optimized for a wide range of usage classes including desktops, servers, NAS, and surveillance systems while maintaining low power consumption at 8.5 Watts during read/write operations and 5 Watts at idle. It also incorporates advanced features such as being helium-sealed, equipped with active vibration protection, and featuring dual actuators, making it well-suited for data centers, enterprise storage, and other performance-critical applications.
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Request bulk order quote for P05994-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
P05994-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
- 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
- 300 TB/yr
- Power Consumption (Read/Write)
- 8.5 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
- P05994-B21
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 4.01 inches
- Weight
- 1.5 lbs
P05994-B21 Use Case
Accelerate VMware VDI on HP ProLiant with P05994-B21-HP G8-G10 3.84TB 2.5 SATA 6G MU DS SSD
In an enterprise virtualization rollout, IT deploys the P05994-B21-HP G8-G10 3.84TB 2.5 SATA 6G MU DS SSD in HP ProLiant DL380 Gen10 servers running VMware Horizon. The solution delivers over 600,000 IOPS and sub-1ms latency, reducing VDI login times by 40%, supporting 1,000+ concurrent desktops and cutting storage TCO by 25%.
High-Throughput OLTP Databases on HP Gen10 with P05994-B21-HP 3.84TB SATA SSD
A global financial services firm integrates the P05994-B21-HP G8-G10 3.84TB 2.5 SATA 6G MU DS SSD into HP ProLiant DL580 Gen10 nodes for Oracle RAC. This setup sustains 1M+ IOPS at sub-millisecond response times, boosting transaction throughput by 55% and ensuring 99.99% availability for mission-critical trading platforms.
Real-Time Big Data Analytics in Hadoop Clusters with P05994-B21-HP SATA SSD
A retail chain leverages P05994-B21-HP G8-G10 3.84TB 2.5 SATA 6G MU DS SSDs in HP ProLiant DL360 Gen10 Hadoop nodes to accelerate ETL and interactive queries. The deployment cuts batch processing times by 60%, doubles query performance on terabyte-scale datasets, and delivers real-time inventory insights for dynamic pricing strategies.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| P05994-B21 |  Q2T63A |  846432-B21 |  H6G44A |  P04478-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 / Enterprise Storage | 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 | 2.5-inch / 3.5-inch | 3.5-inch |
| Storage Capacity | 8 TB | 10 TB | 6 TB | 4 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 | 300 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 300 TB/yr |
| Power Consumption (Read/Write) | 8.5 Watts | 8.5 Watts | 10 Watts | 7.5 Watts | 8 Watts |
| Power Consumption (Idle) | 5 Watts | 6.0 Watts | 5 Watts | 4.0 Watts | 4 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 | Dual Actuator |
| Operating Temperature | 5–60°C | 5–55°C | 5–55°C | 5–60°C | 5–60°C |
| Product Name | P05994-B21 | Q2T63A 10TB Enterprise HDD | 846432-B21 | H6G44A Enterprise Helium HDD | P04478-B21 Enterprise 4TB HDD |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 5.79 inches | 5.79 inches | 5.78 inches | 5.79 inches | 5.79 inches |
| Depth | 4.01 inches | 4.00 inches | 7.36 inches | 4.01 inches | 4.00 inches |
| Weight | 1.5 lbs | 2.2 lbs | 2.1 lbs | 1.3 lbs | 2.2 lbs |
Reviews & Ratings
A
Amina Khalil
4
Good balance of capacity and reliability.
S
Stefan Lenz
5
No firmware issues and predictable speeds.
R
Rizwan Malik
5
Smooth deployment across Gen8 systems.
C
Colin Mercer
5
Meets expectations for mixed-use SATA storage.
Questions & Answers
What is the storage capacity of the HP G8-G10 3.84TB 2.5 SATA 6G MU DS SSD (SKU: P05994-B21)?
The HP P05994-B21 SSD delivers 3.84TB of usable capacity, perfect for enterprise server and storage deployments.
Which interface and form factor does the HP P05994-B21 SSD use?
The HP P05994-B21 is a 2.5" SATA III (6Gb/s) enterprise SSD designed for hot-swap bays in HP ProLiant G8 to G10 servers.
What sequential read and write speeds can I expect from this SSD?
The HP G8-G10 3.84TB SATA SSD delivers up to 560 MB/s sequential read and 520 MB/s sequential write performance.
Is the HP P05994-B21 SSD compatible with HP ProLiant G8, G9, and G10 servers?
Yes. The HP P05994-B21 is fully compatible and validated for HP ProLiant G8, G9, and G10 server series with SATA drive bays.
What endurance rating does the HP 3.84TB SATA MU DS SSD offer?
This SSD supports up to 1.3 DWPD (Drive Writes Per Day) over a 5-year lifecycle, equating to approximately 7.5 PB total bytes written.
Does the HP P05994-B21 support power loss data protection?
Yes. Integrated power-loss protection capacitors preserve in-flight data and metadata in the event of sudden power interruptions.
What is the mean time between failures (MTBF) for this SSD?
The HP P05994-B21 SSD is rated for an MTBF of 2 million hours, reflecting enterprise-grade reliability.
Does this SSD support TRIM and SMART monitoring?
Yes. The HP G8-G10 3.84TB SATA SSD supports both TRIM command and SMART monitoring for proactive performance maintenance.
Can I hot-swap the HP P05994-B21 SSD without powering down the server?
Absolutely. The SSD is hot-plug capable in HP ProLiant servers, enabling drive replacement or upgrades with no downtime.
What workloads is the HP G8-G10 3.84TB SATA SSD optimized for?
This enterprise SSD is optimized for mixed-read/write and multi-user workloads, including virtualization, databases, and VDI.
Does the HP P05994-B21 require a special drive carrier or caddy?
No. It fits standard HP ProLiant 2.5" drive carriers and caddies used in G8, G9, and G10 server models.
What operating temperature range does this SSD support?
The HP P05994-B21 operates reliably from 0°C to 60°C, suitable for standard data center environments.
What is the power consumption of the HP 3.84TB SATA MU DS SSD?
Typical active power is 4.2 W, with an idle draw of 2.5 W, optimizing energy efficiency in enterprise racks.
Is hardware encryption supported on the HP P05994-B21 SSD?
No. This model does not include native hardware encryption; please consider HP self-encrypting drives for that feature.
What warranty coverage does the HP G8-G10 3.84TB SATA SSD include?
The HP P05994-B21 comes with a standard 3-year limited warranty backed by HP support.
How do I install the HP P05994-B21 drive in my server?
Slide the SSD into an available 2.5" hot-swap bay in your HP ProLiant G8–G10 server and secure the carrier according to your server manual.
Does the HP P05994-B21 support advanced error correction?
Yes. It features advanced ECC (Error-Correcting Code) and wear-leveling to maintain data integrity over the drive’s lifespan.