The A-Tech 4GB RAM Replacement for Samsung M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 1Rx16 1.2V SODIMM 260-Pin Memory Module costs $7.8100/GB while the SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package costs $5.4875/GB. SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package offers 30% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
A-Tech 4GB RAM Replacement for Samsung M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 1Rx16 1.2V SODIMM 260-Pin Memory Module vs SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package — Which Is Better Value?
Specification Comparison
| Spec | A-Tech 4GB RAM Replacement for Samsung M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 1Rx16 1.2V SODIMM 260-Pin Memory Module | SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package |
|---|---|---|
| Brand | A-Tech | SK Hynix |
| Capacity | 4 GB | 4 GB |
| $/GB | $7.8100 | $5.4875 |
| Price | $31.24 | $21.95 |
| Retailer | Amazon | Amazon |
| Category | Computer RAM | Computer RAM |
| Subcategory | laptop | laptop |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package offers better value at $5.4875//GB compared to the A-Tech 4GB RAM Replacement for Samsung M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 1Rx16 1.2V SODIMM 260-Pin Memory Module at $7.8100//GB — that's roughly 30% less per gigabyte.
The best deal for the SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package is $21.95 at Amazon, while the A-Tech 4GB RAM Replacement for Samsung M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 1Rx16 1.2V SODIMM 260-Pin Memory Module starts at $31.24 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each A-Tech 4GB RAM Replacement for Samsung M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 1Rx16 1.2V SODIMM 260-Pin Memory Module and SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package product page for detailed specifications and price history.
Frequently Asked Questions
Is A-Tech 4GB RAM Replacement for Samsung M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 1Rx16 1.2V SODIMM 260-Pin Memory Module or SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package a better deal?
As of April 2026, SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package offers better value at $5.4875//GB compared to A-Tech 4GB RAM Replacement for Samsung M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 1Rx16 1.2V SODIMM 260-Pin Memory Module at $7.8100//GB. That is approximately 30% better value per gigabyte.
What is the price per GB of A-Tech 4GB RAM Replacement for Samsung M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 1Rx16 1.2V SODIMM 260-Pin Memory Module?
The A-Tech 4GB RAM Replacement for Samsung M471A5244CB0-CTD | DDR4 2666MHz PC4-21300 1Rx16 1.2V SODIMM 260-Pin Memory Module is currently priced at $7.8100/GB ($31.24 for 4 GB) at Amazon.
Where can I buy SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package for the cheapest price?
The cheapest price for the SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package is $21.95 at Amazon, which works out to $5.4875/GB.