KD421R16G Kingston 16GB DDR4 Reg ECC PC4-17000 2133Mhz Dual Rank x4 RDIMM Memory

Kingston 16GB DDR4 Registered ECC Server Memory

Deliver dependable server performance with the Kingston KD421R16G — a 16GB DDR4 Registered ECC DIMM running at 2133MHz (PC4-17000). Designed for enterprise server platforms, this dual-rank x4 module provides the error-correcting reliability and registered buffering that mission-critical workloads demand, backed by Kingston's proven quality standards.

Key Specifications

• Capacity: 16GB
• Type: DDR4 Registered ECC (RDIMM)
• Speed: 2133MHz (PC4-17000)
• Rank / Width: Dual Rank, x4
• Part Number: KD421R16G
• Vendor: Kingston Technology

Why Choose This Module?

• ECC Error Correction — Detects and corrects single-bit memory errors on the fly, protecting data integrity in 24/7 server environments.
• Registered (Buffered) Design — Reduces electrical load on the memory controller, enabling stable multi-DIMM configurations and higher overall system capacity.
• Dual Rank Performance — Maximizes memory channel utilization for bandwidth-intensive workloads including virtualization (VMware, Hyper-V) and database servers.
• Kingston Reliability — Rigorously tested for compatibility with major server platforms, backed by Kingston's industry-leading quality assurance standards.

Ideal For

Enterprise servers, virtualization hosts, and workstations requiring DDR4 RDIMM at 2133MHz. A cost-effective, reliable choice for expanding memory capacity in existing DDR4 server infrastructure.