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Mixed-use SAS SSD with balanced performance and endurance.
846434-B21
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HP 800GB 12G SAS MIXED USE-1 SFF 2.5IN SC SOLID STATE DRIVE
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Name:
846434-B21
- Description:
- HP 800GB 12G SAS MIXED USE-1 SFF 2.5IN SC SOLID STATE DRIVE
- Rating:
Added to cart 28 times recently
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- Brand:
- Hpe
- Condition:
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846434-B21 Overview
846434-B21 is a high-performance HDD designed in a 3.5-inch form factor that utilizes a SATA III interface and operates at 7200 RPM. With a robust 4 TB storage capacity and a generous 256 MB buffer, this drive is engineered to deliver reliable performance with a rated annual workload of 550 TB/yr and a high MTBF, making it ideal for continuous, demanding operations.
Targeted for use in desktops, servers, NAS systems, and surveillance environments, 846434-B21 is optimized for both data centers and high-demand office settings. Key advanced features include a helium-sealed design for improved aerodynamics, built-in vibration protection, and dual actuator technology for enhanced reliability and performance, while maintaining competitive power consumption during read/write operations.
846434-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 846434-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
846434-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance
- 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)
- N/A
- 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
- 846434-B21
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 4.01 inches
- Weight
- 2.35 lbs
846434-B21 Use Case
High-Performance OLTP Acceleration in Financial Services
In a tier-1 banking data center, deploying the 846434-B21-HP 800GB 12G SAS Mixed Use-1 SFF 2.5IN SC Solid State Drive in primary OLTP database clusters delivers sustained 160K+ IOPS and sub-millisecond latency. This configuration accelerates high-frequency trading, reduces transaction times by up to 40%, and ensures superior customer experience under peak loads.
Enterprise VDI Boot-Storm Mitigation and Desktop Acceleration
A global enterprise integrates the 846434-B21-HP 800GB 12G SAS Mixed Use-1 SFF 2.5IN SC Solid State Drive into hypervisor nodes to eliminate VDI boot storms and speed up user logins. Results include a 50% reduction in boot times, support for 2,000+ concurrent sessions, and consistent sub-millisecond desktop responsiveness, driving higher end-user productivity.
Hyperconverged Infrastructure Optimization for Cloud Providers
Cloud service providers leverage the 846434-B21-HP 800GB 12G SAS Mixed Use-1 SFF 2.5IN SC Solid State Drive within hyperconverged nodes to consolidate compute and storage layers. This solution boosts VM density by 3×, maintains 99.99% availability for mixed-workload environments, and lowers total cost of ownership through space-efficient, high-endurance flash storage.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 846434-B21 |  P13660-B21 |  779172-B21 |  H6G51A |  653957-001 | |
|---|---|---|---|---|---|
| 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 | 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 | SAS 12Gb/s | 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 | 4 TB | 10 TB | 10 TB | 10 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 250 MB/s | Up to 210 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 300 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | N/A | 10 Watts | 8 Watts | 8 Watts |
| Power Consumption (Idle) | N/A | N/A | 6 Watts | 5 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 | Rotational Vibration Sensors | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 846434-B21 | P13660-B21 Enterprise HDD | 779172-B21 | H6G51A Enterprise 10TB HDD | 653957-001 Enterprise HDD |
| Height | 1.03 inches | 1.0 inches | 1.03 inches | 1.03 inches | 1.0 inches |
| Width | 5.79 inches | 4.0 inches | 5.8 inches | 5.8 inches | 4.0 inches |
| Depth | 4.01 inches | 5.8 inches | 4.0 inches | 7.8 inches | 5.8 inches |
| Weight | 2.35 lbs | 2.0 lbs | 2.2 lbs | 1.8 lbs | 3.3 lbs |
Reviews & Ratings
M
Mariam Sheikh
5
Handles varied workloads reliably.
S
Soren Nygaard
5
Stable firmware and smooth integration.
U
Usman Tariq
5
Good choice for mixed enterprise workloads.
C
Cole Patterson
4
Consistent SSD performance in production.
Questions & Answers
What is the storage capacity of the HP 846434-B21 SAS SSD?
The HP 846434-B21 solid state drive provides 800 GB of usable capacity, ideal for high-performance enterprise applications.
Which interface does the HP 800 GB 12 G SAS Mixed Use-1 SSD use?
This SSD uses a 12 Gb/s SAS interface, ensuring high-throughput, low-latency connectivity in data-center environments.
What form factor is the HP 846434-B21 SSD?
It’s a small form factor (SFF) 2.5-inch drive, compatible with standard 2.5″ SAS drive bays and hot-plug trays.
What does ‘Mixed Use-1’ classification mean for this SSD?
Mixed Use-1 (MU-1) indicates a balanced endurance profile tuned for both read and write workloads, supporting sustained performance under mixed data operations.