Description
TLC Technology Explained
TLC (Triple-Level Cell) is a type of NAND flash memory technology that is commonly used in solid-state drives (SSDs) like the Dell 400-AXOR 960GB SAS 12GBPS TLC Read Intensive Hot-Plug SSD. TLC memory allows for more data to be stored in a smaller space, which results in higher capacity and lower cost per GB.
TLC memory stores data in cells that can hold up to three bits of information. This is different from Single-Level Cell (SLC) memory, which can hold only one bit, and Multi-Level Cell (MLC) memory, which can hold two bits. TLC memory uses a more complex encoding scheme than MLC memory, which makes it more susceptible to wear and tear.
Because of the additional bits stored in each cell, TLC memory has a lower endurance compared to SLC or MLC memory. Endurance refers to the number of write cycles that a cell can withstand before it starts to degrade. However, SSD manufacturers like Dell have implemented several technologies to mitigate this issue and ensure the reliability and longevity of their TLC-based SSDs.
One of these technologies is wear-leveling, which distributes write operations evenly across all cells to prevent overuse of specific cells. This helps to extend the lifespan of the SSD and maintain performance over time. Other technologies, such as error-correcting code (ECC), help to ensure data integrity and prevent data loss.
SAS 12GBPS Technology Explained
SAS (Serial Attached SCSI) is a technology that provides a high-speed data transfer interface for storage devices, such as hard disk drives (HDDs) and solid-state drives (SSDs), like the Dell 400-AXOR 960GB SAS 12GBPS TLC Read Intensive Hot-Plug SSD. SAS supports data transfer rates of up to 12 Gbps, which is significantly faster than the older SCSI and SATA interfaces.
The SAS interface uses a serial point-to-point architecture, which means that each device is connected to the host through its own dedicated link. This provides a higher level of performance and scalability compared to parallel interfaces like SCSI, which share a single communication channel. The SAS interface also supports longer cable lengths and more devices per port, which makes it ideal for use in large data center environments.
SAS is also designed to provide greater reliability and availability than SATA. It includes features like dual porting, which allows a storage device to be connected to two host controllers simultaneously, providing redundancy in case of a controller failure. SAS also supports advanced error recovery and reporting mechanisms, which enable the system to quickly detect and recover from errors.
Data Security and Protection
Data security and protection are critical considerations for enterprise storage devices like the Dell 400-AXOR 960GB SAS 12GBPS TLC Read Intensive Hot-Plug SSD. This SSD includes several features and technologies that help to ensure the confidentiality, integrity, and availability of data stored on the drive.
One of the key features for data security on this SSD is the support for hardware-based encryption. The Dell 400-AXOR 960GB SAS 12GBPS TLC SSD includes Advanced Encryption Standard (AES) 256-bit hardware encryption, which is a strong encryption standard that is widely used in the industry. AES 256-bit encryption provides a high level of protection for data at rest on the SSD, making it virtually impossible to access data without proper authentication.
The Dell 400-AXOR 960GB SAS 12GBPS TLC SSD also includes a range of data protection features. One of these is the ability to detect and correct errors that can occur during data transmission, using error-correcting code (ECC) technology. This helps to ensure the integrity of data stored on the SSD by detecting and correcting errors caused by issues like electrical interference or magnetic fields.
Another feature of this SSD is the power-loss protection capability, which helps to protect against data loss in the event of a power failure. The SSD uses a built-in capacitor to provide enough power to flush any data in volatile memory to non-volatile storage before the drive shuts down. This helps to prevent data loss or corruption due to power outages.
The Dell 400-AXOR 960GB SAS 12GBPS TLC SSD also includes support for secure erase, which is a feature that permanently erases data from the drive. This is especially useful when repurposing or decommissioning the drive to ensure that sensitive data is not accessible to unauthorized users.
General Information about this Dell 400-AXOR
- Manufacturer: Dell
- Model Number or SKU# 400-AXOR
- Product Type: Solid State Drive Hot-Swap
- Storage Capacity: 960GB
Technical Information for 960GB Solid State Drive
- Form Factor: 2.5 Inch
- Interface: SAS 12GBPS
- Features: Read-Intensive Endurance
- NAND Flash Memory Type: Multi-level cell (MLC)
Dimension and Weight of 2.5 inch SSD
- Height: 0.63 inch
- Width: 3.10 inch
- Depth: 5.45 inch
- Weight: 1.50 lbs
Performance for SAS 12GBPS SSD
- Drive Transfer Rate: 1.2 GBPS (external)
- Random Read: 155k Iops(6)
- Random Write: 30k Iops(6)
- Sequential Read: 839 MBPS
- Sequential Write: 650 MBPS
Expansion & Connectivity
- Interfaces: 1 x SAS 12 GBPS
- Compatible Bay: 2.5 Inch
Compatibility
- Poweredge R630
- Poweredge R730
- Poweredge R730xd
- Poweredge T630
- Poweredge R830
- Powervault Md1420
- Poweredge R730xd Xl
- Poweredge T640
- Poweredge T440
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.
