Description
Interface and Connectivity Options
The HPE P40472-X21 3.84TB DS SAS-24GBPS SFF Hot Swap SSD is a high-performance, high-capacity solid-state drive that is designed for use in HPE ProLiant servers. This drive connects to the server using a SAS interface and supports a data transfer rate of up to 24 Gbps. It is also equipped with hot-swap capabilities, which allows for easy removal and replacement of the drive without shutting down the system.
The SAS interface is a high-speed data transfer technology that is commonly used in enterprise storage systems. It provides a reliable, fast, and scalable connection between the drive and the server, making it ideal for use in demanding applications that require high performance and low latency. The drive also supports SAS-3 (12 Gbps SAS) technology, which provides even faster data transfer speeds.
In terms of connectivity options, the HPE P40472-X21 drive is designed to be used in HPE ProLiant servers with a SAS interface. It supports the SFF (Small Form Factor) form factor, which allows for compact and dense storage configurations in the server. The drive is also equipped with hot-swap capabilities, which allows for easy removal and replacement without disrupting the system.
Wear-Leveling and Over-Provisioning
Wear leveling and over-provisioning are two important techniques used in solid-state drives (SSDs) to ensure their longevity and performance.
Wear leveling: Wear leveling is a technique used to evenly distribute the write/erase cycles across the flash memory cells of an SSD. This is important because flash memory cells have a limited number of write/erase cycles before they fail, so by evenly distributing these cycles, the life of the SSD is extended. Wear leveling algorithms keep track of the usage of each block in the flash memory and dynamically allocate new write operations to the least worn blocks.
Over-Provisioning: Over-provisioning is a technique that reserves a portion of the total storage capacity of an SSD for use by the controller to improve performance and extend the life of the SSD. The reserved space is not visible to the user as it is used for internal management tasks, such as garbage collection and wear leveling. By having additional spare blocks available, the controller can quickly relocate data from blocks that are about to fail to other healthy blocks, which extends the life of the SSD.
In the case of the HPE P40472-X21 3.84TB DS SAS-24GBPS SFF Hot Swap SSD, it has over-provisioning built-in, which means that a portion of the total storage capacity is reserved for use by the controller to improve performance and extend the life of the SSD. The wear leveling algorithms used in this SSD ensure that the write/erase cycles are evenly distributed across the flash memory cells, which helps to extend the life of the drive.
Latency and Response Time
The HPE P40472-X21 3.84TB DS SAS-24GBPS SFF Hot Swap SSD is designed for high-performance storage applications, and as such, it has a low latency and fast response time. Latency refers to the time it takes for data to be sent from the drive to the server and processed, while response time refers to the time it takes for the drive to respond to a request from the server.
In general, solid-state drives have lower latency and faster response times compared to traditional hard disk drives due to their lack of moving parts and the use of flash memory. The HPE P40472-X21 drive is no exception, and its high-speed SAS interface and large capacity can help ensure fast and responsive performance in demanding applications.
The exact latency and response times of the HPE P40472-X21 drive will depend on a number of factors, including the server configuration, the workload, and the overall system architecture. However, in general, the HPE P40472-X21 drive is capable of delivering low latency and fast response times, making it suitable for use in high-performance storage applications.
General Information about this HPE P40472-X21
- Brand Name : HPE
- Part Number or SKU# P40472-X21
- Type: Solid State Drive – SSD
- SSD Type: SAS 24GBPS
Technical Information of HPE 3Terabyte Solid State Drive
- Device Type: Solid State Drive – Hot-Swap
- Capacity: 3.84 TB
- Interface: SAS 24GBPS
- NAND Flash Memory Type: Triple-level cell (TLC)
- Workload Type: Read Intensive
- Plug Type: Hot Pluggable
- Connectivity Type: Dual
- Carrier Type: Basic Carrier (BC)
- Form Factor: 2.5 inch SFF
- Bundled with: HPE Basic Carrier (BC)
- Platform Supported: HPE ProLiant Rack
- Features: Digitally Signed Firmware (DS)
Expansion & Connectivity
- Interfaces: 1 x SAS 24 Gb/s
- Compatible Bay: 2.5″ SFF
Dimensions & Weight of this 24 GBPS SSD
- Height: 5.75 inch
- Width: 8.63 inch
- Depth: 9.00 inch
- Weight: 1.10 lbs
Compatibility Information
HPE ProLiant DL Series: DL20 Gen10 Plus (2.5inch), DL20 Gen10 Plus Base (2.5inch), DL20 Gen10 Plus Entry (2.5inch), DL20 Gen10 Plus High Performance (2.5inch), DL20 Gen10 Plus Performance (2.5inch), DL325 Gen10 Plus V2 (2.5inch), DL325 Gen10 Plus V2 Base (2.5inch), DL325 Gen10 Plus V2 for Weka Base Tracking (2.5inch), DL325 Gen10 Plus V2 Performance (2.5inch), DL345 Gen10 Plus (2.5inch), DL345 Gen10 Plus Base (2.5inch), DL345 Gen10 Plus Entry (2.5inch), DL360 Gen10 Plus (2.5inch), DL360 Gen10 Plus All-NVMe Server for Software Defined Storage (2.5inch), DL360 Gen10 Plus for Weka Base Tracking (2.5inch), DL360 Gen10 Plus Network Choice (2.5inch), DL365 Gen10 Plus (2.5inch), DL380 Gen10 Plus (2.5inch), DL380 Gen10 Plus Network Choice (2.5inch)
Contact us or ask for live chat/help if you have any questions about the compatibility of this item to ensure the model’s matching features with your current system.
