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Victor Stone
5
Read intensive SSD improved boot times.
804584-B21
HPE 120GB SATA 6G Read Intensive LFF (3.5in) SCC 3yr Warrant...
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804584-B21
- Description:
- HPE 120GB SATA 6G Read Intensive LFF (3.5in) SCC 3yr Warranty SSD
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804584-B21 Overview
804584-B21 is a robust HDD engineered in a 3.5-inch form factor with a SATA III interface featuring a spindle speed of 7200 RPM and a total capacity of 8 TB. It is built with a generous 256 MB cache and rated for an annual workload of 300 TB/yr, ensuring durability and reliability under demanding operating conditions.
Designed for versatile deployment in desktops, servers, NAS systems, and surveillance environments, this drive incorporates advanced features such as a helium-sealed construction, vibration protection, and a dual actuator mechanism. With optimized power consumption of 9.0 Watts during read/write operations and 5.5 Watts at idle, 804584-B21 is ideally suited for high-density data centers and enterprise applications.
804584-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 804584-B21 for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
804584-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 250 MB/s
- Annual Workload Rating
- 300 TB/yr
- Power Consumption (Read/Write)
- 9.0 Watts
- Power Consumption (Idle)
- 5.5 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
- 804584-B21 Enterprise SATA HDD 8TB
- Height
- 1.03 inches
- Width
- 4.00 inches
- Depth
- 5.79 inches
- Weight
- 1.5 lbs
804584-B21 Use Case
Boot-Time Acceleration and OS Caching in HPE ProLiant Edge Servers
In a distributed retail environment, IT teams install the 804584-B21-HPE 120GB SATA 6G Read Intensive LFF SSD as the primary boot and cache device on ProLiant MicroServers. This configuration cuts OS initialization and firmware update windows by up to 70%, delivers consistent application launch speeds across 50+ branch locations, and leverages HPE’s three-year SCC warranty for hardware reliability and simplified support.
High-Performance Read Caching for Virtual Desktop Infrastructure
A financial services firm deploys the 804584-B21-HPE 120GB SATA 6G Read Intensive LFF SSD in its HPE virtualization cluster to host over 300 VDI sessions. By tiering frequently accessed user profiles and read-heavy application files onto the SSD layer, the organization achieves sub-5ms read latency, boosts login times by 60%, and maintains compliance with stringent SLAs under the three-year HPE service contract.
Query Acceleration in Read-Intensive Analytics and Data Warehouses
An e-commerce analytics team integrates the 804584-B21-HPE 120GB SATA 6G Read Intensive LFF SSD into their HPE Apollo servers for real-time BI reporting. The SSDs cache high-volume product catalog and customer lookup tables, reducing query execution times by 50%, enabling sub-second dashboard refreshes, and ensuring data consistency with HPE’s SCC-backed three-year support commitment.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 804584-B21 |  875498-B21 |  875492-B21 |  843266-B21 |  846514-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 / 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 | 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 | 64 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 210 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 300 TB/yr | 300 TB/yr | 550 TB/yr | 300 TB/yr | 300 TB/yr |
| Power Consumption (Read/Write) | 9.0 Watts | 8 Watts | 8 Watts | 8 Watts | 8 Watts |
| Power Consumption (Idle) | 5.5 Watts | 5 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 | 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 | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 804584-B21 Enterprise SATA HDD 8TB | 875498-B21 Enterprise HDD | 875492-B21 Enterprise 4TB HDD | 843266-B21 4TB Desktop HDD | 846514-B21 High Performance HDD |
| Height | 1.03 inches | 1.03 inches | 1.0 inches | 1.02 inches | 1.0 inches |
| Width | 4.00 inches | 4.00 inches | 5.8 inches | 5.79 inches | 4.0 inches |
| Depth | 5.79 inches | 5.78 inches | 8.5 inches | 4.01 inches | 5.8 inches |
| Weight | 1.5 lbs | 2.1 lbs | 2.0 lbs | 1.5 lbs | 1.2 lbs |
Reviews & Ratings
S
Shahzad Ilyas
5
Stable read performance.
K
Krzysztof Nowak
5
Works well in older servers.
A
Amir Sohail
5
Reliable enterprise SSD.
P
Pekka Miettinen
5
Predictable performance.
Questions & Answers
What is the storage capacity of the HPE SSD with SKU 804584-B21?
The HPE 804584-B21 SSD provides 120 GB of usable solid-state storage in a single drive.
Which interface does the HPE 120GB SATA 6G Read Intensive SSD use?
This SSD uses a SATA 6Gb/s interface for compatible HPE servers and storage arrays.
What form factor is the HPE 120GB SATA 6G Read Intensive SSD?
The drive is a Large Form Factor (LFF) 3.5-inch SSD designed to fit HPE drive bays.
What workloads is the HPE 120GB SATA 6G Read Intensive SSD optimized for?
It is built for read-intensive workloads like web hosting, content delivery, and database queries.
What is the sequential read performance of the HPE 804584-B21 SSD?
The SSD delivers up to 520 MB/s of sustained sequential read throughput.
What is the write performance of this HPE Read Intensive SSD?
The drive achieves up to 490 MB/s of sustained sequential write performance.
What is the endurance rating of the HPE 120GB SATA 6G Read Intensive SSD?
This SSD is rated for 0.3 drive writes per day (DWPD) over its three-year warranty period.
What does SCC (Secure Erase & Crypto) mean on the HPE SSD?
SCC indicates Secure Erase and Crypto capabilities, enabling secure data sanitization and optional encryption.
What warranty does the HPE 804584-B21 SSD include?
The drive comes with a three-year limited warranty backed by HPE global support.
Which HPE servers and storage systems support this SSD?
It is validated for ProLiant Gen9/Gen10 servers, Apollo systems, and supported HPE storage enclosures.
How do I install the HPE 120GB SATA 6G Read Intensive SSD?
Slide the drive into any compatible 3.5″ LFF bay on a powered-off HPE server, then secure and power on.
Which operating systems are compatible with this HPE SSD?
The SSD is OS-agnostic and works with all major platforms supporting standard SATA drives.
What is the mean time between failures (MTBF) for this HPE SSD?
The MTBF is rated at 2 million hours under normal operating conditions.
What operating temperature range does the HPE 804584-B21 SSD support?
It operates reliably between 0 °C and 60 °C ambient temperature.
Can I use the HPE 120GB SATA 6G Read Intensive SSD in RAID configurations?
Yes, it is fully compatible with HPE Smart Array controllers for RAID 0/1/5/6/10 configurations.
How does this SSD improve performance compared to traditional HDDs?
It offers up to 10× faster I/O, lower latency, and reduced power consumption versus spinning disks.