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Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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764904-B21
HPE 400GB NVMe x4 Lanes Read Intensive SFF (2.5in) SCN 3yr W...
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
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.
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.
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.
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.
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| 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 |
| 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 |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Fast NVMe SSD with excellent read performance.
Noticeable improvement in application response.
Stable and powerful NVMe solution.
Great for latency-sensitive workloads.
Enterprise NVMe that delivers.
The HPE 764904-B21 SSD offers a storage capacity of 400 GB.
It uses a 2.5-inch small form factor (SFF) designed for standard server drive bays.
This SSD uses the NVMe protocol over four PCIe lanes (x4) for high-speed data transfer.
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.
Read-intensive indicates the SSD is optimized for workloads with heavy read operations, such as databases and analytics applications.
The SSD is validated for select HPE ProLiant Gen9 servers, including DL and ML series, as listed in the HPE compatibility matrix.
Yes, the SSD includes a standard three-year limited warranty backed by HPE support.
Insert the SSD into a compatible 2.5-inch NVMe drive bay and secure it following your server’s installation guide.
Yes, the SSD supports hot-swapping in compatible HPE servers for non-disruptive drive replacement.
The SSD supports SMART monitoring and HPE health reporting for proactive drive management.
No, this model is designed for read-intensive performance and does not include self-encrypting capabilities.
It uses high-quality read-optimized 3D NAND technology to deliver reliable performance and endurance.
Ideal use cases include database acceleration, virtualization boot drives, and high-read analytics workloads.
Use HPE Smart Storage Administrator or CLI tools to query the SSD’s firmware version before deployment.
Yes, firmware updates are available through HPE Service Pack for ProLiant and should be applied following HPE guidelines.
United States
