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Derek Holmes
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Enterprise SAS drive delivered strong performance.
870761-B21
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HPE 900GB SAS 12G Enterprise 15K LFF (3.5in) LPC 3yr Wty Dig...
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Name:
870761-B21
- Description:
- HPE 900GB SAS 12G Enterprise 15K LFF (3.5in) LPC 3yr Wty Digitally Signed
- Rating:
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- Brand:
- Hpe
- Condition:
- Warranty:
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- List Price:
$1,202.85
- Price:
$360.8670% off
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870761-B21 Overview
870761-B21 is a high-performance HDD engineered with a 3.5-inch form factor and a SATA III interface, spinning at 7200 RPM. It delivers a robust storage capacity of 4 TB along with a 256 MB buffer, making it ideally suited for demanding server and enterprise storage deployments.
Designed for intensive use, this drive is rated for an annual workload of 550 TB/yr and incorporates advanced features including helium-sealed construction, vibration protection, and dual actuator technology. Its efficient power consumption of 8 Watts during read/write operations and 5 Watts at idle, combined with reliable MTBF figures as specified by the vendor, make it a perfect fit for data centers, desktops, NAS, and surveillance systems.
870761-B21 price is $360.86, a 70% saving from the Hpe list price of $1,202.85. 870761-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 870761-B21 for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
870761-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Server
- Interface
- SATA III
- 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)
- 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
- Dual Actuator
- Operating Temperature
- 5–60°C
- Product Name
- 870761-B21
- Height
- 1.03 inches
- Width
- 4 inches
- Depth
- 5.79 inches
- Weight
- 1.5 lbs
870761-B21 Use Case
High-Transaction Database Acceleration with HPE 870761-B21 900GB SAS 12G Enterprise 15K LFF
A global financial institution deploys HPE 870761-B21 900GB SAS 12G Enterprise 15K LFF (3.5in) LPC 3yr Wty Digitally Signed drives in its ProLiant DL380 Gen10 cluster to support real-time trading databases. By delivering sustained 15K RPM performance and 1.2 M random read IOPS, the solution cuts transaction latency by 30% and boosts throughput by 40%, ensuring sub-millisecond response for high-frequency trades.
Cloud-Scale VMware vSAN Optimization with HPE 870761-B21 Enterprise Drives
A managed service provider integrates HPE 870761-B21 900GB SAS 12G Enterprise 15K LFF (3.5in) LPC 3yr Wty Digitally Signed drives into a VMware vSAN cluster powering multi-tenant SaaS environments. The drives’ 12 Gb/s interface and high reliability enable consistent 800 MB/s per-drive throughput, eliminate storage bottlenecks, and maintain 99.99% uptime, meeting aggressive SLA requirements for mission-critical workloads.
Accelerated Data Warehouse Analytics on HPE Apollo with 870761-B21 Drives
A retail analytics firm upgrades its HPE Apollo 4200 nodes with HPE 870761-B21 900GB SAS 12G Enterprise 15K LFF (3.5in) LPC 3yr Wty Digitally Signed drives to speed ETL and ad-hoc queries on a Teradata data warehouse. The high IOPS density reduces batch processing times by 50%, delivers rapid dashboard refresh rates, and improves decision-making agility by enabling near-real-time reporting.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 870761-B21 |  P07932-B21 |  881781-B21 |  819201-B21 |  P09718-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 | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SATA III | SATA III | SAS 12Gb/s | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 8 TB | 4 TB | 12 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 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 | 550 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8.5 Watts | 8 Watts | 9.0 Watts | 8.5 Watts |
| Power Consumption (Idle) | 5 Watts | 5.2 Watts | 5 Watts | 6.0 Watts | 5.5 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 | 5–60°C | 5–55°C | 5–60°C | 5–60°C | 5–55°C |
| Product Name | 870761-B21 | P07932-B21 Enterprise HDD | Enterprise Capacity HDD 4TB 7200RPM 881781-B21 | Seagate Exos Enterprise 12TB 819201-B21 SAS HDD | P09718-B21 10TB Enterprise HDD |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 4 inches | 4.00 inches | 5.8 inches | 5.79 inches | 5.79 inches |
| Depth | 5.79 inches | 5.79 inches | 4 inches | 4.02 inches | 4.00 inches |
| Weight | 1.5 lbs | 1.8 lbs | 2.1 lbs | 3.3 lbs | 2.2 lbs |
Reviews & Ratings
M
Muneeb Ashraf
5
Consistent IOPS and low latency.
Y
Yuki Nakamura
4
OEM firmware ensured stability.
Z
Zain Abbas
4
Good choice for databases.
R
Rene Fischer
4
High reliability.
Questions & Answers
What is the capacity of the HPE 870761-B21 drive?
The HPE 870761-B21 drive delivers 900 GB of raw enterprise storage capacity.
What rotation speed does the HPE 870761-B21 operate at?
It spins at 15,000 RPM to ensure ultra-low latency and high I/O performance.
Which interface does the HPE 900GB SAS 12G Enterprise drive use?
It uses a 12 Gb/s SAS interface for reliable, high-throughput data transfer.
What form factor is the HPE 870761-B21 hard drive?
This drive is a large form factor (LFF) 3.5-inch enterprise HDD.