The Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266 costs $7.5556/GB while the 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory costs $2.4994/GB. 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory offers 67% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266 vs 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory — Which Is Better Value?
Specification Comparison
| Spec | Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266 | 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory |
|---|---|---|
| Brand | Crucial | Crucial |
| Capacity | 16 GB | 16GB |
| $/GB | $7.5556 | $2.4994 |
| Price | $120.89 | $39.99 |
| Retailer | Amazon | Newegg |
| Category | Computer RAM | Computer RAM |
| Subcategory | desktop | server |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory offers better value at $2.4994//GB compared to the Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266 at $7.5556//GB — that's roughly 67% less per gigabyte.
The best deal for the 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory is $39.99 at Newegg, while the Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266 starts at $120.89 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266 and 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory product page for detailed specifications and price history.
Frequently Asked Questions
Is Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266 or 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory a better deal?
As of April 2026, 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory offers better value at $2.4994//GB compared to Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266 at $7.5556//GB. That is approximately 67% better value per gigabyte.
What is the price per GB of Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266?
The Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266 is currently priced at $7.5556/GB ($120.89 for 16 GB) at Amazon.
Where can I buy 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory for the cheapest price?
The cheapest price for the 16GB RAM Replacement for Crucial CT16G3ERSDD4186D, CT16G3R186DM DDR3 1866MHz PC3-14900 ECC RDIMM 2Rx4 Server Memory is $39.99 at Newegg, which works out to $2.4994/GB.