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XP7 HDD provided dependable capacity storage.
H6G51A
HPE XP7 4TB 7.2k rpm SFF (2.5 in) 6G SAS Disk Drive
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H6G51A
- Description:
- HPE XP7 4TB 7.2k rpm SFF (2.5 in) 6G SAS Disk Drive
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H6G51A Overview
H6G51A is a high-performance HDD designed for enterprise and data center environments. It features a 3.5-inch form factor with a SATA III interface and spins at 7200 RPM. With a storage capacity of 10 TB and a robust 256 MB cache, this drive is engineered for heavy workloads, featuring an annual workload rating of 550 TB/yr, and is built to deliver reliable, continuous operation with rated hours optimized for high-demand applications.
H6G51A is tailored for use in desktops, servers, NAS, and surveillance systems, offering low power consumption during both read/write and idle states. Advanced design features, including a helium-sealed construction and rotational vibration sensors, further enhance its performance and reliability, making it a preferred choice for mission-critical applications in data centers and enterprise storage environments.
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H6G51A 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 210 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
- Rotational Vibration Sensors
- Operating Temperature
- 5–60°C
- Product Name
- H6G51A Enterprise 10TB HDD
- Height
- 1.03 inches
- Width
- 5.8 inches
- Depth
- 7.8 inches
- Weight
- 1.8 lbs
H6G51A Use Case
High-Performance ERP Database Acceleration on HPE XP7 with H6G51A-HPE XP7 4TB SAS Disk Drive
A global e-commerce firm integrates the H6G51A-HPE XP7 4TB 7.2K rpm SFF 6G SAS disk drives into its HPE XP7 storage array to host mission-critical SAP HANA and Oracle ERP databases. By deploying these drives in RAID 10, the IT team achieves sustained sequential throughput of up to 1.2 GB/s and sub-5 ms latency under peak loads. The outcome is a 30% reduction in transaction processing times, 99.99% application availability, and streamlined order-to-cash cycles.
Scalable VDI Infrastructure for Financial Services Using H6G51A-HPE XP7 4TB SAS Drives
An international bank deploys 1,200 VMware Horizon virtual desktops on HPE ProLiant servers backed by an HPE XP7 array populated with H6G51A-HPE XP7 4TB 7.2K rpm SFF 6G SAS drives. Configured in RAID 10, each drive supports 200 IOPS, delivering consistent performance for concurrent users. The result is a 50% improvement in user login times, predictable desktop performance during market peaks, and 24/7 secure access to trading applications.
Reliable Backup & Archival Storage for Compliance with H6G51A-HPE XP7 4TB SAS Disks
A regional healthcare provider implements nightly backups and long-term archiving on its HPE XP7 system using H6G51A-HPE XP7 4TB 7.2K rpm SFF 6G SAS drives in a dense enclosure. Leveraging data deduplication and RAID 6, the solution stores over 500 TB of regulated patient records with enterprise-grade fault tolerance. The benefit is a 4-hour recovery time objective (RTO), 30% lower total cost of ownership, and full compliance with HIPAA data retention mandates.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 H6G51A |  H6G43A |  875330-B21 |  868830-B21 |  P04541-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 | 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 | 3.5-inch | 3.5-inch |
| Storage Capacity | 10 TB | 10 TB | 4 TB | 8 TB | 10 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 128 MB | 256 MB | 256 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 210 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 210 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 | 8.5 Watts | 8 Watts | 7.8 Watts | 8.5 Watts |
| Power Consumption (Idle) | 5 Watts | 5.0 Watts | 5 Watts | 5.2 Watts | 6.0 Watts |
| Encryption Support | AES 256-bit | No | AES 256-bit | No | No |
| 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 | Rotational Vibration Sensors | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–55°C |
| Product Name | H6G51A Enterprise 10TB HDD | H6G43A High-Performance Enterprise HDD | 875330-B21 | 868830-B21 Enterprise HDD | P04541-B21 Enterprise HDD |
| Height | 1.03 inches | 1.0 | 1.0 inches | 1.03 inches | 1.03 inches |
| Width | 5.8 inches | 5.8 | 4.0 inches | 5.79 inches | 4.00 inches |
| Depth | 7.8 inches | 4.0 | 5.8 inches | 4 inches | 5.79 inches |
| Weight | 1.8 lbs | 1.5 lbs | 1.5 lbs | 2.1 lbs | 2.2 lbs |
Reviews & Ratings
S
Saira Mahmood
5
Quiet operation with stable speeds.
H
Heikki Virtanen
4
Good fit for archival workloads.
T
Tariq Imran
5
Consistent performance in arrays.
E
Edward Miles
5
Meets expectations for XP7 HDDs.
Questions & Answers
What is the storage capacity of the HPE XP7 4TB 7.2K rpm SFF Disk Drive (H6G51A)?
The HPE XP7 Disk Drive (H6G51A) offers 4 TB of usable capacity, ideal for high-density enterprise storage arrays.
Which interface does the H6G51A drive use?
This drive uses a 6 Gb/s SAS interface, ensuring reliable, full-duplex data transfer for demanding workloads.
What form factor is the HPE XP7 4TB Disk Drive?
The H6G51A features a 2.5-inch (SFF) form factor, compatible with modern blade, rack, and converged infrastructure.
What rotational speed does this drive operate at?
The HPE XP7 4TB drive spins at 7,200 rpm to balance performance and power efficiency in enterprise environments.
Is the H6G51A drive hot-pluggable?
Yes, the HPE XP7 SFF drive supports hot-swap capability, allowing replacement without shutting down your storage array.
Which HPE storage systems support this drive?
The H6G51A is certified for HPE XP7 storage arrays and selected HPE 3PAR and ProLiant servers with SAS bays.
What is the typical mean time between failures (MTBF)?
This HPE XP7 disk drive delivers an MTBF of up to 2 million hours, ensuring high availability and data integrity.
What is the power consumption of the H6G51A drive?
The drive draws approximately 7 W active and 4 W idle, optimized for energy-efficient data centers.
Does the drive include a warranty?
The H6G51A comes with a standard HPE one-year limited warranty, with optional HPE Care Pack services for extended coverage.
How do I install the H6G51A disk drive?
Insert the drive into any compatible 2.5″ SAS bay on your HPE XP7 or ProLiant chassis and follow on-screen provisioning steps.
Can I mix this drive with SSDs in the same array?
Yes, you can tier storage by combining HPE XP7 HDDs and SSDs in a hybrid configuration for improved performance.
What environments is the H6G51A optimized for?
This drive is ideal for general-purpose workloads, sequential I/O tasks, archive storage, and large file repositories.
How does the H6G51A enhance data protection?
Paired with RAID controllers on HPE XP7 arrays, it supports RAID levels 1, 5, 6, and 10 for redundancy and fault tolerance.
What are the physical dimensions of the drive?
The SFF drive measures 100 mm × 70 mm × 7 mm, fitting standard 2.5″ drive bays in enterprise chassis.
Is this drive suitable for virtualization workloads?
Yes, its capacity and sustained throughput make it well-suited for mixed virtual machine storage and dense virtualization hosts.
How do I monitor drive health and performance?
Use HPE 1-View or XP7 management software to track SMART attributes, performance metrics, and proactively replace failing drives.