RAM Computer Memory Upgrade for Lenovo ThinkSystem ST550 Server

Here are guaranteed compatible memory upgrades for your Lenovo ThinkSystem ST550 Server.

Upgrading your Lenovo ThinkSystem RAM will allow you to run your system more efficiently and increase your productivity.

Adding memory is the quickest and easiest way to improve the performance of your system and can be done in just a few minutes. Installing the highest capacity memory module in each memory socket will give you the greatest performance improvement.

Our technical support team is ready to help if you have any questions or problems.

128GB DDR4-2666 PC4-21300 ECC Load Reduced 8Rx4 Memory

768GB DDR4-2666 (PC4-21300) ECC Load Reduced Memory Kit

There are 12 pieces of 128GB RAM in this kit.

Unit Price: $20,250.00

Part No: 11834761


128GB DDR4-2666 PC4-21300 ECC Load Reduced 8Rx4 Memory

768GB DDR4-2666 (PC4-21300) ECC Load Reduced Memory Kit

There are 12 pieces of 128GB RAM in this kit.

Unit Price: $20,250.00

Part No: 11834778


64GB DDR4-2666 PC4-21300 ECC Load Reduced 4Rx4 Memory

768GB DDR4-2666 (PC4-21300) ECC Load Reduced Memory Kit

There are 12 pieces of 64GB RAM in this kit.

Unit Price: $10,980.00

Part No: 11554308


64GB DDR4-2666 PC4-21300 ECC Load Reduced 4Rx4 Memory

768GB DDR4-2666 (PC4-21300) ECC Load Reduced Memory Kit

There are 12 pieces of 64GB RAM in this kit.

Unit Price: $10,980.00

Part No: 11686751


32GB DDR4-2666 PC4-21300 2Rx4 ECC Registered Memory

384GB DDR4-2666 (PC4-21300) ECC Registered Memory Kit

There are 12 pieces of 32GB RAM in this kit.

Unit Price: $2,304.00

Part No: 11554306


128GB DDR4-2666 PC4-21300 ECC Load Reduced 8Rx4 Memory

128GB DDR4-2666 (PC4-21300) ECC Load Reduced Memory Kit

There are 2 pieces of 128GB RAM in this kit.

Unit Price: $3,375.00

Part No: 11834760


128GB DDR4-2666 PC4-21300 ECC Load Reduced 8Rx4 Memory

128GB DDR4-2666 (PC4-21300) ECC Load Reduced Memory Kit

There are 2 pieces of 128GB RAM in this kit.

Unit Price: $3,375.00

Part No: 11834781


8GB DDR4-3200 PC4-25600 SODIMM Memory

384GB DDR4-2666 (PC4-21300) ECC Registered Memory Kit

There are 12 pieces of 8GB RAM in this kit.

Unit Price: $602.70

Part No: 12058193


32GB DDR4-3200 PC4-25600 2Rx4 ECC Registered Memory

384GB DDR4-2666 (PC4-21300) ECC Registered Memory Kit

There are 12 pieces of 32GB RAM in this kit.

Unit Price: $4,701.84

Part No: 12053758


64GB DDR4-2666 PC4-21300 ECC Load Reduced 4Rx4 Memory

128GB DDR4-2666 (PC4-21300) ECC Load Reduced Memory Kit

There are 2 pieces of 64GB RAM in this kit.

Unit Price: $1,830.00

Part No: 11554307


64GB DDR4-2666 PC4-21300 ECC Load Reduced 4Rx4 Memory

128GB DDR4-2666 (PC4-21300) ECC Load Reduced Memory Kit

There are 2 pieces of 64GB RAM in this kit.

Unit Price: $1,830.00

Part No: 11686750


32GB DDR4-2666 PC4-21300 ECC Load Reduced Memory

64GB DDR4-2666 (PC4-21300) ECC Load Reduced Memory Kit

There are 2 pieces of 32GB RAM in this kit.

Unit Price: $540.00

Part No: 11554304


32GB DDR4-2666 PC4-21300 2Rx4 ECC Registered Memory

64GB DDR4-2666 (PC4-21300) ECC Registered Memory Kit

There are 2 pieces of 32GB RAM in this kit.

Unit Price: $384.00

Part No: 11554305


32GB DDR4-3200 PC4-25600 2Rx4 ECC Registered Memory

64GB DDR4-2666 (PC4-21300) ECC Registered Memory Kit

There are 2 pieces of 32GB RAM in this kit.

Unit Price: $783.64

Part No: 12053757


8GB DDR4-3200 PC4-25600 SODIMM Memory

64GB DDR4-2666 (PC4-21300) ECC Registered Memory Kit

There are 2 pieces of 8GB RAM in this kit.

Unit Price: $100.45

Part No: 12058194


16GB DDR4-2666 PC4-21300 2Rx8 ECC Registered Memory

32GB DDR4-2666 (PC4-21300) ECC Registered Memory Kit

There are 2 pieces of 16GB RAM in this kit.

Unit Price: $195.00

Part No: 11554303

System Information

  • ECC: TRUE
  • Registered: Yes
  • Form Factor: RDIMM / LRDIMM
  • Module Type: PC4-21300
  • Maximum Memory: 384GB Registered / 768GB Load Reduced
  • Total Memory Slots: 12
  • System Type: Server
  • Technician's Note: The ST550 supports either Registered ECC or Load-Reduced ECC RAM. The ST550 does not support mixing of Registered and Load-Reduced memory.

Why buy from ETC?

  • Lifetime warranty on all ETC Memory Upgrades
  • Free Shipping on all orders over $50 (*see details)
  • Unbeatable customer support
  • Toll-Free Technical Support
  • Selling Memory Since 1986

Copyright © 2021, Edge Tech Corp, All rights reserved.