Description
Data Integrity Features
Data integrity refers to the accuracy and completeness of data stored in a computer system. In the context of memory modules, data integrity features refer to technologies and techniques that help to ensure that data stored in memory is not corrupted or lost due to errors or other issues.
One key data integrity feature of memory modules is Error Correction Code (ECC) which detects and corrects errors that may occur when data is written to or read from memory. ECC uses complex algorithms to detect and correct single-bit errors, which can occur due to noise, interference, or other factors. ECC is a built-in feature of many memory modules, including the P18958-B21 HPE 32GB 2666mhz PC4-21300 Ecc Registered DDR4 SDRAM 288-Pin Ram.
Another data integrity feature is Memory Mirroring and Memory Rank Sparing, which can provide additional performance and reliability benefits for high-performance systems and servers. Memory Mirroring duplicates the contents of one memory rank to another, so that if one rank fails, the system can continue to operate using the mirrored copy. Memory Rank Sparing is used to provide redundancy at the rank level, by having a spare rank that can be used in case of a failure.
Additionally, Smart Memory features, such as secure boot and secure erase can also help to protect sensitive data and prevent unauthorized access. These features allow the system administrator to perform memory diagnostics, monitoring, optimization, and secure erase of data.
Environmental Specifications
Environmental specifications refer to the range of conditions under which a memory module, such as the P18958-B21 HPE 32GB 2666mhz PC4-21300 Ecc Registered DDR4 SDRAM 288-Pin Ram, can operate safely and reliably. Some of the key environmental specifications that are typically considered when selecting memory modules include:
- Temperature: Memory modules are rated to operate within a specific temperature range. For example, the P18958-B21 HPE 32GB 2666mhz PC4-21300 Ecc Registered DDR4 SDRAM 288-Pin Ram has a temperature range of 0 to 85 degrees Celsius. Operating a memory module outside of its rated temperature range can cause it to malfunction or fail.
- Humidity: Memory modules are also rated to operate within a specific humidity range. For example, the P18958-B21 HPE 32GB 2666mhz PC4-21300 Ecc Registered DDR4 SDRAM 288-Pin Ram has a humidity range of 8% to 90% relative humidity, non-condensing. High humidity can cause corrosion or oxidation of the memory module’s components, which can lead to failure.
- Altitude: Memory modules are also rated to operate at specific altitudes. For example, the P18958-B21 HPE 32GB 2666mhz PC4-21300 Ecc Registered DDR4 SDRAM 288-Pin Ram has an altitude range of -15 to 3,048 meters. High altitudes can affect the memory module’s performance and cause it to malfunction or fail.
- Shock and vibration: Memory modules are also rated to withstand specific levels of shock and vibration. For example, the P18958-B21 HPE 32GB 2666mhz PC4-21300 Ecc Registered DDR4 SDRAM 288-Pin Ram has been tested to withstand shock of 50G/11ms and vibration of 0.5G RMS (5-500Hz). Exposure to excessive levels of shock and vibration can cause the memory module to malfunction or fail.
It’s important to ensure that the memory module you choose is rated to operate within the environmental conditions of your specific application. It’s recommended to consult the memory module’s technical documentation for more information about its environmental specifications.
Power Consumption
Power consumption is an important factor to consider when selecting memory modules for computer systems. The P18958-B21 HPE 32GB 2666mhz PC4-21300 Ecc Registered DDR4 SDRAM 288-Pin Ram has a power consumption of 1.2V.
Power consumption can vary depending on the specific memory module, its capacity, and the speed at which it operates. Generally, memory modules that operate at higher speeds or have larger capacities may consume more power than those that operate at lower speeds or have smaller capacities.
In addition to the power consumption of the memory module itself, it’s also important to consider the power consumption of the system as a whole. For example, a system with multiple memory modules and other components may consume more power than a system with a single memory module.
Reducing power consumption can help to lower operating costs, increase system efficiency, and extend the life of the memory module. Some memory modules have power management features, such as self-refresh and power-down modes, that can help to reduce power consumption when the system is idle or in low-power states.
It’s also important to note that power consumption may also depend on the specific system architecture, and the memory controller used in the system. It’s recommended to consult the system’s technical documentation for more information about power consumption for the specific system.
General Information
- Manufacturer: HPE
- Manufacturer Part Number: P18958-B21
- Type: Memory (RAM)
- Sub-Type: PC4-21300
- Product Name: 32GB DDR4 SDRAM Memory Module
Technical Information
- Storage Capacity: 32GB
- Memory Technology: DDR4 SDRAM
- Number Of Modules: 1 X 32GB
- Bus Speed: 2666mhz DDR4-21300/PC4-2666v
- Data Integrity Check: Ecc
- Signal Processing: Registered
- Cas Latency Timings: Cl19
- Rank Features: 2rx4
Desingned For:
- HPE Convergedsystem 500, Proliant Bl460c Gen10, Dl360 Gen10, Dl380 Gen10, Dl560 Gen10, Ml350 Gen10, Xl230k Gen10, Synergy 480 Gen10, 660 Gen10





