HPE P40556‑B21 960GB SAS Read‑Intensive SSD
3,506.69 AED3,570.00 AED (-2%)
Key Features :
• 960 GB high‑capacity SAS SSD storage
• 12 Gb/s SAS interface with hot‑plug Basic Carrier
• Read‑intensive design for throughput performance
• 2.5" small form factor for server backplanes
• Compatible with HPE ProLiant servers
HPE P40556‑B21 960GB SAS Read‑Intensive SSD – In Dubai
Overview :
The HPE P40556‑B21 is a 960 GB 2.5‑inch SAS solid‑state drive engineered for read‑intensive data center workloads where consistent throughput and high I/O performance are required. It is deployed by infrastructure teams within HPE ProLiant rack and tower servers to accelerate read‑dominant operations such as read caches, boot volumes, and web or analytics workloads.
This SSD operates on a 12 Gb/s SAS interface, providing a reliable and high‑bandwidth connection suited to enterprise storage tiers. It is designed with TLC NAND and optimized for read‑intensive usage, delivering sequential read performance around 1080 MB/s and sequential write performance around 1030 MB/s, with strong random I/O characteristics for mixed workload responsiveness.
The 2.5‑inch small form factor and hot‑plug Basic Carrier support allow seamless integration into standard SAS backplanes in servers. Its enterprise‑focused firmware and compatibility with SAS RAID controllers ensure predictable behavior and health monitoring within managed server environments.
In real deployments, this SSD is used to improve storage responsiveness in read‑heavy application stacks and to replace legacy magnetic drives in server storage tiers. It enhances data access times and reduces congestion at storage bottlenecks without requiring NVMe infrastructure, making it suitable for environments where SAS remains the primary storage interface.
This device is not intended for write‑intensive applications, heavy mixed‑use workloads, or scenarios where NVMe SSDs are required for ultra‑low latency and higher write endurance.
Typical Deployment Scenarios :
• Read‑optimized tier in HPE ProLiant server arrays
• SAS boot and OS volume acceleration
• High‑throughput web and file serving workloads
• SAS cache layer for analytics infrastructure
• Replacement of legacy SAS HDDs with SSD performance
Technical Specifications :
| Specification | Details |
|---|---|
| Brand | HPE |
| Part Number | P40556‑B21 |
| Product Type | Internal SAS Solid State Drive (SSD) |
| Storage Capacity | 960 GB |
| Interface | 12 Gb/s SAS |
| Form Factor | 2.5‑inch Small Form Factor (SFF) |
| Drive Type | Read‑Intensive SSD |
| NAND Type | TLC |
| Sequential Read | ~1080 MB/s |
| Sequential Write | ~1030 MB/s |
| Random Read (4K) | ~115,000 IOPS |
| Random Write (4K) | ~46,000 IOPS |
| Hot‑Plug Support | Yes |
| Endurance Class | Read‑Intensive |
| Dimensions (H×W×D) | 0.28 × 2.75 × 3.94 inches |
| Weight | ~0.50 lb |
Compatibility / Ecosystem :
• Supported in HPE ProLiant Gen10+, Gen11, Gen12 servers
• Compatible with 2.5″ SAS backplanes and Basic Carrier trays
• Works with SAS RAID controllers and HBAs
• Integrates into enterprise storage tiers and server management tools
Additional information
| Weight | 0.5 kg |
|---|---|
| Dimensions | 22.86 × 21.92 × 14.61 cm |
| Brand | HPE |
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