Dell Dimension E521 Upgrades - Guaranteed Compatible Memory

SMM Direct Recommends

1GB DDR2-667 (PC2-5300)

1GB DDR2-667 (PC2-5300) Memory

Part No: 6445651

$17.23


In Stock: Guaranteed to ship today, Wednesday, August 12
if order placed in the next .

Image Product Name Part No Price Quantity Order
1GB DDR2-667 (PC2-5300) Memory 1GB DDR2-667 (PC2-5300) Memory
6445651 $17.23
1GB DDR2-800 (PC2-6400) Memory 1GB DDR2-800 (PC2-6400) Memory
6445652 $17.23
2GB DDR2-533 (PC2-4200) Memory Kit 2GB DDR2-533 (PC2-4200) Memory Kit
There are 2 pieces of 1GB RAM in this kit.
6445655 $34.46
512MB DDR2-800 Memory 512MB DDR2-800 Memory
6445659 $35.00
512MB DDR2-533 (PC2-4200) Memory 512MB DDR2-533 (PC2-4200) Memory
6445653 $17.50
512MB DDR2-667 (PC2-5300) Memory 512MB DDR2-667 (PC2-5300) Memory
6445650 $10.50
1GB DDR2-533 (PC2-4200) Memory 1GB DDR2-533 (PC2-4200) Memory
6445654 $17.23
256MB DDR2-667 (PC2-5300) Memory 256MB DDR2-667 (PC2-5300) Memory
6445656 $5.99
256MB DDR2-533 (PC2-4200) Memory 256MB DDR2-533 (PC2-4200) Memory
6445657 $12.34
256MB DDR2-400 (PC2-3200) Memory 256MB DDR2-400 (PC2-3200) Memory
6445658 $5.99

Dell Dimension E521 System Details

System Information
  • Module Type: PC2-4200
  • Module Type: PC2-6400
  • Module Type: PC2-5300
  • Standard Memory:
  • Total Memory Slots: 4
  • Maximum Memory: 4096
  • Standard Memory: 1024
  • System Type: Desktop/Server
  • Module Type: DDR2
  • Form Factor: DIMM
  • ECC: FALSE
  • Registered: None
Other Information

To confirm you are installing the correct type of memory, we provide the system specifications for your Dell Dimension E521. Your computer will only support a specific type of memory module chip. Using the Memory Finder on Silicon Mountain Memory ensures that the memory found here for your Dimension E521 will be compatible - guaranteed or your money back.

Shop confidently knowing that the Dimension E521 memory upgrade you purchase from Silicon Mountain Memory comes with a lifetime warranty and is always tested for quality.

Total Protection Package

Performance Performance

Noticeably improve your system's performance or your money back

Compatibility Compatibility

100% compatible memory for your system

Quality Quality

7 levels of rigorous testing and a lifetime warranty

More Details