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Reliable SAS drive for everyday enterprise use. No issues so far.
652564-B21
HP 300GB SAS 6G 10K 2.5IN G8 G9
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Name:
652564-B21
- Description:
- HP 300GB SAS 6G 10K 2.5IN G8 G9
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652564-B21 Overview
652564-B21 is a high-performance HDD engineered for demanding enterprise applications. This 3.5-inch drive features a SATA III interface with a spindle speed of 7200 RPM, an expansive 8 TB storage capacity, and a 256 MB cache to support heavy workloads. Designed with a robust annual workload rating of 300 TB/yr and an industry-leading MTBF of 2,000,000 hours, it offers exceptional reliability rated for prolonged operational hours in mission-critical environments.
Optimized for desktop, server, NAS, and surveillance use cases, the 652564-B21 drive minimizes power consumption with 9 Watts during read/write operations and 6 Watts in idle mode. It is advanced with features such as a helium-sealed enclosure, vibration protection, and dual actuator technology, making it ideal for data centers, high-performance workstations, and continuous surveillance setups.
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Request bulk order quote for 652564-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
652564-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 210 MB/s
- Annual Workload Rating
- 300 TB/yr
- Power Consumption (Read/Write)
- 9 Watts
- Power Consumption (Idle)
- 6 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
- 652564-B21 Enterprise HDD
- Height
- 1.03 inches
- Width
- 4.00 inches
- Depth
- 5.79 inches
- Weight
- 2.2 lbs
652564-B21 Use Case
Boost OLTP Database Performance on HP ProLiant G9 with 652564-B21-HP 300GB SAS 6G 10K 2.5IN
In a financial services data center processing heavy OLTP workloads, enterprises deploy the 652564-B21 HP 300GB SAS 6G 10K 2.5IN drive in ProLiant G9 servers to minimize I/O latency and sustain peak transaction throughput. Outcome: 35% faster query response times, 99.99% database uptime, and optimized cost-per-transaction.
Optimize VMware vSphere VM Density on HP ProLiant G8/G9 with 300GB SAS 6G 10K Drives
In a virtualized infrastructure hosting over 150 vSphere VMs on HP ProLiant G8 and G9, IT teams use the 652564-B21 HP 300GB SAS 6G 10K 2.5IN drives to elevate storage IOPS under mixed workloads. Outcome: Enhanced VM density by 30%, improved SLA compliance, and reduced data center power and rack-space requirements.
Accelerate BI Analytics and Reporting on HP ProLiant with 652564-B21-HP 300GB SAS 6G 10K
In a retail analytics environment running nightly ETL jobs and real-time BI dashboards, the 652564-B21 HP 300GB SAS 6G 10K 2.5IN drive in ProLiant G9 servers delivers sub-5 ms read/write latency for large-scale data processing. Outcome: 25% faster report generation, agile decision-making, and scalable capacity to support growing data volumes.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 652564-B21 |  Q6M02A |  872392-B21 |  P04556-B21 |  P04570-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 |
| 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 | 4 TB | 4 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 128 MB | 256 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 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 300 TB/yr | 180 TB/yr | 550 TB/yr | 180 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 9 Watts | 8 Watts | 8 Watts | 8 Watts | 8 Watts |
| Power Consumption (Idle) | 6 Watts | 4 Watts | 5 Watts | 4 Watts | 5 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | No |
| Helium Sealed | Helium-Sealed | No | 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 | 5–55°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 652564-B21 Enterprise HDD | Q6M02A High-Performance 4TB HDD | 872392-B21 Enterprise HDD | P04556-B21 | P04570-B21 Hard Drive |
| Height | 1.03 inches | 1.03 inches | 1.04 inches | 1.034 inches | 1.03 inches |
| Width | 4.00 inches | 5.79 inches | 4.00 inches | 5.787 inches | 5.79 inches |
| Depth | 5.79 inches | 8.66 inches | 5.79 inches | 7.111 inches | 4.01 inches |
| Weight | 2.2 lbs | 1.2 lbs | 2.2 lbs | 1.2 lbs | 1.6 lbs |
Reviews & Ratings
S
Sohail Ahmed
5
Easy installation and steady performance.
M
Marina Lopez
5
Works well in our server environment. Stable and quiet.
T
Tahir Mehmood
5
Good value for business storage needs.
A
Alan Foster
4
Meets expectations. Solid and dependable.
Questions & Answers
What is the HP 652564-B21 hard drive?
The HP 652564-B21 is a 300 GB SAS 6 Gb/s 10,000 RPM 2.5-inch hard drive designed for ProLiant G8 and G9 servers, offering high performance and reliability for enterprise storage.
What storage capacity does the HP 652564-B21 provide?
This drive provides 300 GB of usable capacity, making it ideal for tiered storage, virtualization and database applications in HP ProLiant environments.
What interface and transfer rate does the HP 652564-B21 use?
The HP 652564-B21 uses a 6 Gb/s SAS (Serial Attached SCSI) interface, delivering sustained high-throughput data transfer suited for mission-critical workloads.
What rotational speed does the HP 652564-B21 operate at?
It spins at 10,000 RPM to balance performance and durability, ensuring low latency and consistent I/O for demanding server tasks.
Which server models are compatible with the HP 652564-B21?
This drive is fully compatible with HP ProLiant Gen8 and Gen9 rack and tower servers, including DL, ML and BL series, when paired with the appropriate SAS backplane or RAID controller.
What form factor does the HP 652564-B21 come in?
The drive uses a 2.5-inch form factor, enabling high drive density and efficient cooling within HP ProLiant drive bays.
Is the HP 652564-B21 hot-swappable?
Yes, it supports hot-swap functionality, allowing safe removal and insertion without powering down the server, provided your enclosure has a compatible hot-swap backplane.
What is the typical MTBF for the HP 652564-B21?
HP specifies a mean time between failures (MTBF) of 1.2 million hours for this drive, underlining its enterprise-grade reliability.
Which RAID levels are supported when using the HP 652564-B21?
Through your HP Smart Array or P-series controller, you can configure this drive in RAID 0, 1, 5, 6, 10, 50 and 60, balancing performance, capacity and data protection.
What are the main use cases for the HP 652564-B21?
Ideal for general-purpose block storage, virtualization hosts, application servers and database acceleration, this drive suits environments where sustained throughput and low latency matter.
How do I install the HP 652564-B21 in my server?
Slide the drive into an available 2.5-inch hot-swap bay on a compatible ProLiant G8/G9 server chassis until the latch clicks, then verify detection in the HP Smart Array utility.
Does the HP 652564-B21 require a special backplane or caddy?
It requires an HP-certified 6 Gb/s SAS backplane and a 2.5-inch drive caddy specific to HP ProLiant G8 and G9 servers to ensure proper alignment, cooling and connectivity.
What warranty coverage comes with the HP 652564-B21?
HP covers this drive under its standard one-year limited hardware warranty, extendable via HP Care Pack services for up to five years of support.
Can I mix the HP 652564-B21 with SSDs in the same RAID array?
For optimal performance and predictability, HP recommends grouping drives of the same type; mixing SAS HDDs and SSDs in one RAID array is not supported.
How does the HP 652564-B21 improve server performance?
With 10K RPM rotational speed and 6 Gb/s SAS throughput, it reduces latency and increases IOPS, accelerating database queries and virtualization guest responsiveness.
Where can I purchase the HP 652564-B21 hard drive?
You can buy it directly from authorized HP resellers, the official HP online store or reputable server hardware suppliers, ensuring genuine product and valid warranty.