Crucial

Crucial CT3K4G3ERSLS4160B 12GB DDR3 RDIMM Memory Kit

Enhance System Performance with Crucial DDR3 Memory Upgrade your system's performance with this Crucial 12GB (3 x 4GB) DDR3 memory kit. Designed for reliable and efficient operation, this memory module is perfect for improving multitasking capabilities and overall system responsiveness. C...

$468.78*
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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 System Performance with Crucial DDR3 Memory

Upgrade your system's performance with this Crucial 12GB (3 x 4GB) DDR3 memory kit. Designed for reliable and efficient operation, this memory module is perfect for improving multitasking capabilities and overall system responsiveness.

  • Capacity: 12GB (3 x 4GB)
  • Memory Type: DDR3L
  • Speed: 1600 MT/s (PC3-12800)
  • Form Factor: 240-pin DIMM
  • Rank: SR x4 RDIMM

Key Features

12gb Kit 3x4gb Pc3-12800 1600mhz Ddr3 240pin Dimm Sr X4

Specifications

Memory Type
DDR3 RDIMM
Capacity
12GB (3x4GB)
Speed
1600MHz
Module Standard
PC3-12800
Pin Count
240-pin
Rank
Single Rank (SR)
Organization
x4

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Pros & Cons

👍 Pros

  • Provides a 12GB total memory capacity with a 3x4GB configuration, suitable for moderate system upgrades.
  • Operates at 1600MHz (PC3-12800), offering a respectable speed for DDR3 memory modules.
  • The 240-pin DIMM form factor ensures compatibility with a wide range of desktop motherboards that support DDR3 RDIMM.
  • Features Registered DIMM (RDIMM) design, which can enhance stability in server or workstation environments.
  • Utilizes Single Rank (SR) memory and x4 organization, potentially offering good compatibility and performance.

👎 Cons

  • As DDR3 memory, it is an older generation and not compatible with newer systems requiring DDR4 or DDR5 RAM.
  • The 12GB kit might not be sufficient for users with highly demanding applications or intensive multitasking needs.
  • Registered DIMM (RDIMM) is primarily for servers/workstations and generally incompatible with standard desktop PCs.
  • The 3x4GB configuration requires three available DIMM slots, which some systems might not have.
  • Operating at 1600MHz, it is a standard speed for DDR3 and may not offer the highest performance for specialized applications.

Frequently Asked Questions

This kit includes 12GB (3x4GB) of DDR3 240-pin RDIMM (Registered DIMM) memory, designed for specific systems like servers or workstations.
The Crucial CT3K4G3ERSLS4160B memory operates at 1600MHz, which corresponds to the PC3-12800 standard for DDR3 RAM.
No, as Registered DIMM (RDIMM), this memory is primarily designed for servers and workstations and is generally not compatible with standard desktop motherboards.
This kit consists of three individual 4GB memory modules, totaling 12GB of RAM.
These DDR3 memory modules feature a 240-pin DIMM form factor, which is standard for desktop and server DDR3 memory.