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Dylan West
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Fast NVMe SSD with excellent read performance.
764904-B21
HPE 400GB NVMe x4 Lanes Read Intensive SFF (2.5in) SCN 3yr W...
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Name:
764904-B21
- Description:
- HPE 400GB NVMe x4 Lanes Read Intensive SFF (2.5in) SCN 3yr Warranty SSD Supports Select Gen9 Servers
- Rating:
Added to cart 28 times recently
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- Brand:
- Hpe
- Condition:
- Warranty:
- 3
- List Price:
$1,415.30
- Price:
$863.3339% off
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1
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764904-B21 Overview
764904-B21 is a high-performance HDD engineered in a 3.5-inch form factor with a SATA III interface and spinning at 7200 RPM. It offers a substantial storage capacity of 4 TB and a generous 256 MB cache, while its helium-sealed design enhances efficiency and reduces internal turbulence.
764904-B21 is built for demanding applications, featuring an annual workload rating of 550 TB/yr and robust vibration protection along with advanced dual actuator technology. With a rated MTBF that underscores its reliability and power consumption of 8 Watts (read/write) and 4 Watts (idle), this drive is ideally suited for enterprise data centers, desktops, servers, NAS, and surveillance environments.
764904-B21 price is $863.33, a 39% saving from the Hpe list price of $1,415.30. 764904-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 764904-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
764904-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)
- 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)
- 4 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
- 764904-B21
- Height
- 1.03 inches
- Width
- 4.00 inches
- Depth
- 5.79 inches
- Weight
- 1.75 lbs
764904-B21 Use Case
Accelerate Real-Time Analytics on Gen9 Servers with 764904-B21-HPE 400GB NVMe SSD
In a financial services firm running Gen9 servers, deploying the 764904-B21-HPE 400GB NVMe x4 Lanes Read Intensive SFF (2.5in) SCN 3yr Warranty SSD dramatically reduces query latency for real-time dashboards and BI workloads. The result is sub-millisecond data access, 40% faster report generation, and reliable insights during peak trading hours—delivering a measurable boost to decision-making and SLA compliance.
Optimize E-Commerce Checkout Performance with HPE 400GB NVMe Read-Intensive SSD
An online retailer leverages the 764904-B21-HPE 400GB NVMe x4 Lanes Read Intensive SFF SSD in select Gen9 servers to handle flash-sale traffic surges. By offloading catalog lookups and user session data to high-throughput NVMe storage, the site achieves 99.9% uptime, 60% faster page loads, and a 25% reduction in cart abandonment—enhancing customer satisfaction and revenue during peak promotions.
Boost Virtual Desktop Infrastructure (VDI) Density on Gen9 with 764904-B21-HPE NVMe SSD
A healthcare organization implements the 764904-B21-HPE 400GB NVMe x4 Lanes Read Intensive SFF SSD in its Gen9 server farm to scale VDI for 500+ clinicians. Fast read speeds and enterprise-grade endurance ensure rapid profile load times, 2× higher desktop density, and continuous 24/7 availability—streamlining clinical workflows and improving patient care responsiveness.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 764904-B21 |  803202-B21 |  652749-B21 |  862163-B21 |  P05938-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 | Enterprise Storage | Server | NAS |
| Interface | SATA III | SAS 12Gb/s | SAS 12Gb/s | 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 | 10 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 | 4.16 ms | 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 210 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 180 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 7 Watts | 8.5 Watts | 8.0 Watts | 8 Watts |
| Power Consumption (Idle) | 4 Watts | 5 Watts | 6.0 Watts | 6.0 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 | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 764904-B21 | 803202-B21 8TB SAS Enterprise Hard Drive | 652749-B21 Enterprise 10TB Helium-Sealed HDD | 862163-B21 Enterprise Performance 4TB SAS HDD | P05938-B21 Enterprise NAS Hard Drive |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.0 inches |
| Width | 4.00 inches | 5.8 inches | 5.79 inches | 5.79 inches | 5.8 inches |
| Depth | 5.79 inches | 4 inches | 7.25 inches | 4.01 inches | 4.0 inches |
| Weight | 1.75 lbs | 1.5 lbs | 2.2 lbs | 1.75 lbs | 1.5 lbs |
Reviews & Ratings
A
Ahsan Rauf
4
Noticeable improvement in application response.
L
Lina Andersson
4
Stable and powerful NVMe solution.
B
Bilal Arshad
4
Great for latency-sensitive workloads.
C
Connor Blake
4
Enterprise NVMe that delivers.
Questions & Answers
What is the storage capacity of the HPE 764904-B21 SSD?
The HPE 764904-B21 SSD offers a storage capacity of 400 GB.
What form factor does the HPE 400GB NVMe x4 SSD use?
It uses a 2.5-inch small form factor (SFF) designed for standard server drive bays.
Which interface and lane configuration does this SSD support?
This SSD uses the NVMe protocol over four PCIe lanes (x4) for high-speed data transfer.
What are the performance specifications of the HPE 764904-B21 SSD?
It delivers up to 3,200 MB/s sequential read, 1,200 MB/s sequential write, and 400,000 random read IOPS for read-intensive workloads.
What does 'read-intensive' mean for this SSD?
Read-intensive indicates the SSD is optimized for workloads with heavy read operations, such as databases and analytics applications.
Which HPE server models are compatible with this SSD?
The SSD is validated for select HPE ProLiant Gen9 servers, including DL and ML series, as listed in the HPE compatibility matrix.
Is a warranty included with the HPE 764904-B21 SSD?
Yes, the SSD includes a standard three-year limited warranty backed by HPE support.
How do I install the HPE 400GB NVMe SSD in my server?
Insert the SSD into a compatible 2.5-inch NVMe drive bay and secure it following your server’s installation guide.
Is this NVMe SSD hot-swappable?
Yes, the SSD supports hot-swapping in compatible HPE servers for non-disruptive drive replacement.
What health monitoring features does the SSD support?
The SSD supports SMART monitoring and HPE health reporting for proactive drive management.
Does the HPE 764904-B21 support data encryption?
No, this model is designed for read-intensive performance and does not include self-encrypting capabilities.
What NAND flash technology is used in this SSD?
It uses high-quality read-optimized 3D NAND technology to deliver reliable performance and endurance.
What are the typical use cases for this read-intensive SSD?
Ideal use cases include database acceleration, virtualization boot drives, and high-read analytics workloads.
How do I check the firmware version on this NVMe SSD?
Use HPE Smart Storage Administrator or CLI tools to query the SSD’s firmware version before deployment.
Can I update the firmware on the HPE 764904-B21 SSD?
Yes, firmware updates are available through HPE Service Pack for ProLiant and should be applied following HPE guidelines.