The CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16 costs $5.9219/GB while the OWC 64GB (4x16GB) DDR4 2133MHZ PC4-17000 CL15 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC costs $6.8606/GB. CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16 offers 14% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16 vs OWC 64GB (4x16GB) DDR4 2133MHZ PC4-17000 CL15 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC — Which Is Better Value?
Specification Comparison
| Spec | CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16 | OWC 64GB (4x16GB) DDR4 2133MHZ PC4-17000 CL15 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC |
|---|---|---|
| Brand | Corsair | OWC |
| Capacity | 64GB | 64GB |
| $/GB | $5.9219 | $6.8606 |
| Price | $379.00 | $439.08 |
| Retailer | Newegg | Newegg |
| Category | Computer RAM | Computer RAM |
| Subcategory | desktop | desktop |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16 offers better value at $5.9219//GB compared to the OWC 64GB (4x16GB) DDR4 2133MHZ PC4-17000 CL15 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC at $6.8606//GB — that's roughly 14% less per gigabyte.
The best deal for the CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16 is $379.00 at Newegg, while the OWC 64GB (4x16GB) DDR4 2133MHZ PC4-17000 CL15 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC starts at $439.08 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16 and OWC 64GB (4x16GB) DDR4 2133MHZ PC4-17000 CL15 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC product page for detailed specifications and price history.
Frequently Asked Questions
Is CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16 or OWC 64GB (4x16GB) DDR4 2133MHZ PC4-17000 CL15 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC a better deal?
As of July 2026, CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16 offers better value at $5.9219//GB compared to OWC 64GB (4x16GB) DDR4 2133MHZ PC4-17000 CL15 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC at $6.8606//GB. That is approximately 14% better value per gigabyte.
What is the price per GB of CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16?
The CORSAIR Vengeance LPX 64GB (4 x 16GB) 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model CMK64GX4M4A2666C16 is currently priced at $5.9219/GB ($379.00 for 64GB) at Newegg.
Where can I buy OWC 64GB (4x16GB) DDR4 2133MHZ PC4-17000 CL15 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC for the cheapest price?
The cheapest price for the OWC 64GB (4x16GB) DDR4 2133MHZ PC4-17000 CL15 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC is $439.08 at Newegg, which works out to $6.8606/GB.