Lenovo 46W0821 8GB DDR4 2400/PC4-19200 RDIMM 288-Pin CL17 Memory Module

Overview

The Lenovo 46W0821 is an 8 GB DDR4 registered memory module designed to enhance server and workstation performance by providing reliable and efficient memory expansion. Operating at 2400 MHz (PC4-19200) with error-correcting code (ECC), it ensures data integrity by detecting and correcting common memory errors, which is crucial for mission-critical applications. Its 288-pin RDIMM form factor and single-rank x4 configuration make it a practical choice for systems that require stable and consistent memory upgrades without major hardware changes.

Key features

• ECC capability that helps maintain system stability by correcting memory errors before they affect operations
• Registered DIMM design that supports server and workstation environments needing reliable memory expansion
• Low voltage operation at 1.2 V to reduce power consumption and heat generation in dense computing setups
• CL17 latency that balances speed and responsiveness for multitasking and demanding workloads
• Single-rank x4 configuration to ensure compatibility with systems supporting registered memory modules
• Validated by Lenovo to fit seamlessly into enterprise platforms, simplifying IT upgrades and maintenance

Key specs

• Memory capacity: 8 GB
• Memory type: DDR4 registered DIMM (RDIMM)
• Speed: 2400 MHz (PC4-19200)
• Latency: CL17
• Voltage: 1.2 V
• Pin count: 288-pin
• Rank and organization: Single-rank x4
• Error correction: ECC (error-correcting code)

Compatibility and use cases

This memory module is well suited for small business servers, branch-office appliances, and professional workstations that require dependable memory upgrades to handle virtualized environments, databases, or media-intensive applications. It fits systems that specify ECC registered memory support, making it a strong choice for IT teams seeking predictable and stable performance improvements without replacing existing hardware.