Crucial

Crucial CT2K8G4RFD8213 16GB DDR4 ECC Registered Memory

Enhance Your Server's Performance with Reliable MemoryThe Crucial CT2K8G4RFD8213 is a 16GB DDR4 memory kit designed to boost your server's performance. Featuring ECC and registered modules, this memory ensures data integrity and stability. With increased speed, bandwidth, and energy efficiency, i...

$119.99*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

Enhance Your Server's Performance with Reliable Memory

The Crucial CT2K8G4RFD8213 is a 16GB DDR4 memory kit designed to boost your server's performance. Featuring ECC and registered modules, this memory ensures data integrity and stability. With increased speed, bandwidth, and energy efficiency, it's the perfect upgrade for memory-dependent server applications.

  • Memory Size: 16 GB (2 x 8 GB)
  • Memory Type: DDR4 SDRAM
  • Speed: 2133 MHz DDR4-2133/PC4-17000
  • Voltage: 1.20 V
  • Features: ECC, Registered
  • Pin Count: 288-pin
  • Form Factor: DIMM

Key Features

Crucial 16GB DDR4 SDRAM Memory Module

16 GB (2 x 8 GB) - DDR4 SDRAM - 2133 MHz DDR4-2133/PC4-17000 - 1.20 V - ECC - Registered - 288-pin - DIMM

More speed. More bandwidth. More efficient. Next generation DDR4 memory is here.

16GB Kit 8GBx2 DDR4 2133 MTs16GB Kit (8GBx2) DDR4 2133 MT/s (PC4-2133) CL15 DR x8 ECC Registered DIMM 288pin

Crucial CT2K8G4RFD8213

Specifications

Module Type
DDR4 SDRAM
Capacity
16 GB (2 x 8 GB)
Speed
2133 MHz (PC4-17000)
Voltage
1.20 V
Error Correction
ECC
Form Factor
Registered DIMM (RDIMM)
Pin Count
288-pin
CAS Latency
CL15

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Pros & Cons

👍 Pros

  • Offers a total capacity of 16GB, provided as two 8GB modules, suitable for memory upgrades.
  • Features a speed of 2133 MHz, designated as DDR4-2133/PC4-17000, for solid performance.
  • Utilizes ECC (Error-Correcting Code) technology, enhancing data integrity and system stability.
  • Registered DIMM (RDIMM) type, making it suitable for server and workstation environments that require it.
  • Operates at a low voltage of 1.20 V, contributing to energy efficiency.

👎 Cons

  • The 2133 MHz speed, while standard for DDR4, is not the fastest available for modern systems.
  • As ECC Registered Memory, it is primarily compatible with specific server or workstation motherboards, limiting consumer PC use.
  • The 288-pin DIMM form factor means it is not compatible with laptops or systems requiring SODIMM memory.
  • Requires a motherboard that supports registered ECC memory; standard desktop motherboards typically do not.
  • The CL15 CAS Latency, while common for this speed, could be lower for slightly improved responsiveness.

Frequently Asked Questions

This Crucial CT2K8G4RFD8213 memory kit has a total capacity of 16GB, consisting of two 8GB modules.
This is DDR4 SDRAM memory, specifically identified as DDR4-2133/PC4-17000.
The modules operate at 2133 MHz, or 2133 MT/s, ensuring efficient data transfer rates.
Yes, these modules are ECC (Error-Correcting Code) and Registered DIMMs, suitable for servers and workstations requiring data integrity.
The operating voltage for this Crucial DDR4 memory is 1.20 V, indicating its energy efficiency.
Each module in this kit is a 288-pin DIMM, which is standard for DDR4 desktop and server memory.