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Reliable SATA drive with consistent speeds. Suitable for business storage requirements.
655710-B21
1TB 6G SATA 7.2K RPM 2.5IN SC MDL HDD PL=SI
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Name:
655710-B21
- Description:
- 1TB 6G SATA 7.2K RPM 2.5IN SC MDL HDD PL=SI
- Rating:
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- Brand:
- Hpe
- Condition:
- Warranty:
- 3
- List Price:
$570.00
- Price:
$201.0064.7% off
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1
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655710-B21 Overview
655710-B21 is a high-performance HDD engineered with a 3.5-inch form factor and a SAS 12Gb/s interface for demanding enterprise applications. It spins at 7200 RPM, offers a 10 TB capacity combined with a 256 MB cache, and is rated for an annual workload of 550 TB/yr with an MTBF of 2,000,000 hours, ensuring reliable, long-term operation in server environments.
655710-B21 is optimized for use in data centers and enterprise storage solutions, featuring low power consumption (approximately 10.0 Watts during read/write operations and 7.0 Watts in idle mode) and advanced construction with a helium-sealed design, vibration protection, and dual actuator technology. Its robust design supports sustained performance in multi-bay configurations, making it ideal for critical server, NAS, and data center applications.
655710-B21 price is $201.00, a 64.7% saving from the Hpe list price of $570.00. 655710-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 655710-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
655710-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Server
- Interface
- SAS 12Gb/s
- 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 250 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 10.0 Watts
- Power Consumption (Idle)
- 7.0 Watts
- Encryption Support
- AES 256-bit
- Helium Sealed
- Helium-Sealed
- Drive Bays Supported
- Multi-bay
- Vibration Protection
- Yes
- Advanced Features
- Dual Actuator
- Operating Temperature
- 5–55°C
- Product Name
- 655710-B21 Enterprise SAS HDD
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 7.87 inches
- Weight
- 2.5 lbs
655710-B21 Use Case
Data Center Virtualization Optimization with 655710-B21 1TB 6G SATA HDD
IT teams deploy the 655710-B21 1TB 6G SATA 7.2K RPM 2.5IN SC MDL HDD PL=SI in blade server clusters to power hundreds of virtual machines. This high-density configuration delivers sustained 150 MB/s throughput under heavy I/O, reduces rack footprint by 40%, cuts power consumption by 15%, and lowers total cost of ownership by 25%, ensuring scalable, high-performance virtualization.
High-Performance SQL Database Storage for Transactional Workloads
Financial services firms implement the 655710-B21 1TB 6G SATA 7.2K RPM 2.5IN SC MDL HDD PL=SI in RAID-10 arrays to accelerate SQL Server and Oracle OLTP databases. With up to 85K sustained IOPS and a 1.6 M-hour MTBF, organizations achieve sub-millisecond query response, 99.99% availability, and real-time analytics, ensuring seamless customer transactions and compliance with regulatory SLAs.
24/7 Video Surveillance Archiving on Hybrid Storage Arrays
Security integrators leverage the 655710-B21 1TB 6G SATA 7.2K RPM 2.5IN SC MDL HDD PL=SI in hybrid SAN/NAS arrays to store continuous 4K and 1080p IP camera footage. The drive’s 1 TB capacity and 7.2K RPM reliability support 30 days of uninterrupted recording per disk, reduce drive replacements by 50%, enable instant footage retrieval, and guarantee audit-ready evidence retention for critical infrastructure protection.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 655710-B21 |  P04556-B21 |  779176-B21 |  P19915-B21 |  803202-B21 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Server | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Server | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SAS 12Gb/s | SATA III | SATA III | SAS 12Gb/s | SAS 12Gb/s |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 10 TB | 4 TB | 8 TB | 4 TB | 8 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 210 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 180 TB/yr | 180 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 10.0 Watts | 8 Watts | 8 Watts | 8 Watts | 7 Watts |
| Power Consumption (Idle) | 7.0 Watts | 4 Watts | 4 Watts | 6 Watts | 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 | 5–55°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 655710-B21 Enterprise SAS HDD | P04556-B21 | 779176-B21 Enterprise HDD | P19915-B21 Enterprise HDD | 803202-B21 8TB SAS Enterprise Hard Drive |
| Height | 1.03 inches | 1.034 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 5.79 inches | 5.787 inches | 4.00 inches | 5.79 inches | 5.8 inches |
| Depth | 7.87 inches | 7.111 inches | 5.78 inches | 8.74 inches | 4 inches |
| Weight | 2.5 lbs | 1.2 lbs | 2.45 lbs | 4.2 lbs | 1.5 lbs |
Reviews & Ratings
W
Waleed Akram
5
Recognized instantly by the system. Installation was straightforward.
S
Sofia Martins
4
Stable operation for long-term data storage.
I
Imran Qazi
5
Good value drive for non-critical server roles.
P
Paul Edwards
5
Performs steadily with no unexpected downtime.
Questions & Answers
What is the storage capacity and form factor of the HPE 655710-B21 1TB 6G SATA 7.2K RPM 2.5IN SC MDL HDD?
The HPE 655710-B21 provides 1 TB of storage in a 2.5-inch Small Form Factor (SFF) design, optimizing rack density and server performance.
Which interface does the HPE 655710-B21 HDD use?
The drive uses a 6 Gb/s SATA interface, ensuring broad compatibility with modern servers and storage arrays.
What rotational speed and performance can I expect from this model?
With a 7,200 RPM spindle speed, the HPE 655710-B21 delivers sustained transfer rates up to 150 MB/s and average seek times under 12 ms.
Is the HPE 655710-B21 compatible with HPE ProLiant and BladeSystem servers?
Yes. This SC MDL HDD is fully validated for HPE ProLiant rack and tower servers as well as HPE BladeSystem enclosures.
Does the 1TB 6G SATA 7.2K RPM drive support hot-swap operation?
Yes. The drive is hot-plug capable, allowing safe insertion and removal without powering down the server.
What is the reliability rating or MTBF of this HPE SC MDL HDD?
The HPE 655710-B21 is rated for an annualized failure rate (AFR) below 0.55% and a Mean Time Between Failures (MTBF) of 1.6 million hours.
Does the HPE 655710-B21 include self-encryption features?
No. This model is a standard SC MDL HDD and does not include hardware-based self-encryption.
What are common use cases for the 1TB 6G SATA 7.2K RPM 2.5-inch MDL HDD?
Ideal for general-purpose datacenter workloads, OS boot volumes, virtualization hosts, and midline storage tiers.
What are the physical dimensions and weight of the drive?
The drive measures 100 mm × 69.85 mm × 15 mm (L×W×H) and weighs approximately 115 grams.
How much power does this SATA HDD consume during operation?
Typical operating power is 4.8 W during read/write and 0.8 W in idle, minimizing data center energy bills.
What warranty does HPE provide for the 655710-B21 HDD?
HPE offers a three-year limited warranty covering defects in materials and workmanship under normal use.
How do I install the HPE 655710-B21 1TB SATA SC MDL HDD in my server?
Slide the drive into any empty 2.5-inch hot-swap bay until it clicks, then the server BIOS and OS will recognize it automatically.
What noise level can I expect from this 7.2K RPM server HDD?
The typical acoustic output is 2.8 bels during seek operations and 2.4 bels in idle, ensuring quiet datacenter performance.
What are the operating temperature and humidity ranges for this drive?
The drive operates between 5 °C and 55 °C at 5–90% non-condensing humidity, suitable for most rack environments.
Does the HPE 655710-B21 support SMART monitoring?
Yes. It fully supports S.M.A.R.T. attributes for real-time health monitoring and predictive failure analysis.
What industry certifications does this HPE 1TB 6G SATA 7.2K RPM HDD hold?
It carries RoHS compliance, CE, FCC Class A, and VCCI certifications for global deployment in enterprise environments.