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P04523-B21
HPE 7.68TB SAS 12G Read Intensive SFF (2.5in) SC 3yr Wty Dig...
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P04523-B21
- Description:
- HPE 7.68TB SAS 12G Read Intensive SFF (2.5in) SC 3yr Wty Digitally Signed Firmware SSD
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- Warranty:
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- List Price:
$9,003.67
- Price:
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P04523-B21 Overview
P04523-B21 is a high-performance HDD engineered for demanding enterprise and data center applications. It features a 3.5-inch form factor paired with a SATA III interface and spins at 7200 RPM to deliver a robust 4 TB storage capacity, backed by a 128 MB cache. With an MTBF of 1,000,000 hours and an annual workload rating of 300 TB/yr, this drive is purpose-built for reliability in high-usage scenarios.
P04523-B21 also incorporates advanced features including helium-sealed construction, vibration protection, and dual actuators to optimize performance and reduce power consumption—approximately 8.5 Watts during read/write operations and 6.5 Watts in idle mode. These attributes make it an ideal choice for a variety of use cases such as data centers, desktops, NAS systems, and surveillance installations.
P04523-B21 price is $4,231.73, a 53% saving from the Hpe list price of $9,003.67. P04523-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for P04523-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
P04523-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
- 4 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 128 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 300 TB/yr
- Power Consumption (Read/Write)
- 8.5 Watts
- Power Consumption (Idle)
- 6.5 Watts
- Encryption Support
- AES 256-bit
- Helium Sealed
- Helium-Sealed
- Drive Bays Supported
- Multi-bay
- Vibration Protection
- Yes
- Advanced Features
- Dual Actuator
- Operating Temperature
- 5–55°C
- Product Name
- P04523-B21 4TB Enterprise HDD
- Height
- 1.03 inches
- Width
- 4.00 inches
- Depth
- 5.79 inches
- Weight
- 1.6 lbs
P04523-B21 Use Case
Real-Time Analytics Acceleration in Enterprise Data Warehouses
In a global financial services firm running complex OLAP queries on HPE ProLiant DL380 Gen10 servers, deploying the P04523-B21-HPE 7.68TB SAS 12G Read Intensive SFF (2.5in) SSD with digitally signed firmware delivers sustained high-concurrency read performance. This integration reduces report generation latency by up to 70%, enables sub-second BI dashboard refreshes, and drives faster, data-driven decision-making across the enterprise.
VDI Boot-Storm Mitigation for Global Workforces
A multinational consultancy using VMware Horizon on HPE ProLiant hosts experiences daily boot storms that delay hundreds of virtual desktops. By incorporating the P04523-B21-HPE 7.68TB SAS 12G Read Intensive SFF SSD, IT teams accelerate OS image and user-profile loads, cutting login times from 90 seconds to under 15 seconds. The outcome is immediate user productivity gains, streamlined IT operations, and a quantifiable improvement in end-user experience.
High-Throughput Edge Caching for Media Streaming
A video-on-demand provider deploys HPE Apollo edge servers with P04523-B21-HPE 7.68TB SAS 12G Read Intensive SSDs at multiple CDN points of presence to handle thousands of concurrent read requests. This solution ensures consistent low-latency content delivery, sustains 99.99% availability during peak hours, and optimizes network egress costs. The result is a seamless streaming experience for end users and maximized return on infrastructure investment.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| P04523-B21 |  K2P88A |  P04556-B21 |  877782-B21 |  P09712-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 / SAS 12Gb/s | SATA III | SATA III | SATA III |
| Form Factor | 3.5-inch | 2.5-inch / 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 10 TB | 4 TB | 8 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 128 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 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 300 TB/yr | 300 TB/yr | 180 TB/yr | 300 TB/yr | 300 TB/yr |
| Power Consumption (Read/Write) | 8.5 Watts | 7.5 Watts | 8 Watts | 8.5 Watts | 8 Watts |
| Power Consumption (Idle) | 6.5 Watts | 5.2 Watts | 4 Watts | 6.5 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 | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–55°C | 5–60°C | 5–60°C | 5–55°C | 5–55°C |
| Product Name | P04523-B21 4TB Enterprise HDD | K2P88A | P04556-B21 | 877782-B21 High Efficiency Enterprise HDD | P09712-B21 Enterprise HDD |
| Height | 1.03 inches | 1.03 inches | 1.034 inches | 1 inches | 1.0 inches |
| Width | 4.00 inches | 4.00 inches | 5.787 inches | 5.79 inches | 5.78 inches |
| Depth | 5.79 inches | 5.79 inches | 7.111 inches | 8.74 inches | 4.00 inches |
| Weight | 1.6 lbs | 1.45 lbs | 1.2 lbs | 1.8 lbs | 1.5 lbs |
Reviews & Ratings
R
Rizwan Qadir
4
Ideal for read-heavy virtualization workloads.
M
Maja Kovac
5
Smooth deployment and stable reads.
H
Haris Nawaz
4
Consistent performance during peak hours.
S
Sean Whitfield
4
Enterprise-grade reliability throughout.
Questions & Answers
What are the key features of the HPE 7.68TB SAS 12G Read Intensive SSD (SKU: P04523-B21)?
The HPE 7.68TB SAS 12G Read Intensive SSD (P04523-B21) delivers 7.68 TB of capacity in a 2.5in SFF form factor, 12 Gb/s SAS interface, read-optimized performance, SmartCarrier (SC), digitally signed firmware and a 3-year warranty.
What does 'read intensive' mean for the HPE P04523-B21 SSD?
Read intensive classification means the drive is optimized for workloads with heavy read operations (up to 95% reads), delivering high sequential throughput and random read IOPS for applications like content delivery, boot, cache and analytics.
What interface speed does the HPE 7.68TB SAS SSD (P04523-B21) support?
The P04523-B21 SSD supports a 12 Gb/s SAS interface, enabling up to 2 GB/s of sequential read throughput for data-center applications.
What form factor is the HPE P04523-B21 SSD?
The SSD is a 2.5-inch Small Form Factor (SFF) drive compatible with standard SAS backplanes and hot-swap drive bays.
What is HPE SmartCarrier (SC) on this SSD?
HPE SmartCarrier is the drive carrier that provides status LEDs, QR code identification and tool-less mounting for simplified installation and drive health monitoring.
What warranty does the HPE 7.68TB SAS SSD (SKU: P04523-B21) include?
This SSD includes a standard 3-year limited warranty backed by HPE global support.
What is digitally signed firmware and why does it matter?
Digitally signed firmware ensures that only authenticated, HPE-verified firmware can run on the drive, protecting against unauthorized code and improving platform security and stability.
What are the performance specifications of the HPE P04523-B21 SSD?
The SSD delivers up to 2 GB/s sequential read, 250 MB/s sequential write, 185,000 random read IOPS and 24,000 random write IOPS under typical operating conditions.
What endurance rating (DWPD/TBW) does the HPE 7.68TB SAS SSD have?
It is rated for 0.7 Drive Writes Per Day (DWPD) over a 3-year period, equating to approximately 6,100 TB of total writes (TBW).
Which HPE servers are compatible with the P04523-B21 SSD?
This SSD is validated for HPE ProLiant Gen8, Gen9 and Gen10 servers including DL360, DL380, ML350 and blade enclosures with SAS backplanes.
Is the HPE 7.68TB SAS SSD hot-swappable?
Yes. The 2.5in SAS drive is hot-pluggable in supported HPE drive bays for non-disruptive field replacement.
How do I install the HPE P04523-B21 SSD in my server?
Insert the SSD in an empty SAS bay on the HPE SmartCarrier, slide it into the server backplane until it clicks, then verify presence via HPE Integrated Lights-Out or storage controller software.
How does this SSD improve database and virtualization performance?
With high random read IOPS and low latency, the drive accelerates read-heavy database queries, virtual machine boot times and caching layers for improved application responsiveness.
Which tools can monitor the firmware integrity of this SSD?
HPE Smart Storage Administrator, HPE Integrated Lights-Out (iLO) and the HPE Service Pack for ProLiant (SPP) provide firmware version reporting and update capabilities.
Where can I download firmware updates for the HPE P04523-B21 SSD?
Firmware updates are available on the HPE Support Center website or via the HPE Service Pack for ProLiant, accessible through your HPE support contract.