Cms vs Ddr4 Computer RAM
Side-by-side price per gigabyte comparison across 16 products.
As of March 2026, Cms averages $5.9833/GB across 15 products while Ddr4 averages $4.0194/GB across 1 products on BuyPerUnit. Ddr4 offers 33% better value per gigabyte for computer ram.
Cms
Cheapest Product
CMS 32GB (4X8GB) DDR3 12800 1600MHz NON ECC DIMM Memory Ram Upgrade Compatible with Alienware Aurora R4 Desktop - C732GB · $92.00 · newegg
Ddr4
Better ValueCheapest Product
DDR4 3200MHz 16GB Laptop RAM 260pin SO-DIMM Memory for LEGION Notebook Ultrabook16GB · $64.31 · newegg
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Cms | CMS 32GB (4X8GB) DDR3 12800 1600MHz NON ECC DIMM Memory Ram Upgrade Compatible with Alienware Aurora R4 Desktop - C7 | 32GB | $2.8750 | $92.00 | newegg |
| 1 | Ddr4 | DDR4 3200MHz 16GB Laptop RAM 260pin SO-DIMM Memory for LEGION Notebook Ultrabook | 16GB | $4.0194 | $64.31 | newegg |
| 2 | Cms | CMS 8GB (2X4GB) DDR3 12800 1600MHz NON ECC DIMM Memory Ram Upgrade Compatible with Dell Xps 8700 Desktop / Special Edition - A71 | 8GB | $3.6875 | $29.50 | newegg |
| 3 | Cms | CMS 8GB (2X4GB) DDR3 12800 1600MHz NON ECC DIMM Memory Ram Upgrade Compatible with Gateway DX Desktop DX4885-UR21 - A74 | 8GB | $3.6875 | $29.50 | newegg |
| 4 | Cms | CMS 8GB (2X4GB) DDR3 10600 1333MHZ NON ECC DIMM Memory Ram Upgrade Compatible with Gateway Dx Desktop Dx4840-07, Dx4840-11E, Dx4840-15 - A69 | 8GB | $6.0000 | $48.00 | newegg |
| 5 | Cms | CMS 8GB (2X4GB) DDR3 10600 1333MHZ NON ECC DIMM Memory Ram Upgrade Compatible with Gateway Desktop DX4870-UM20P, DX4870-UR20P - A69 | 8GB | $6.0000 | $48.00 | newegg |
Which Should You Buy?
Based on current pricing data, Ddr4 offers better overall value for computer ram at an average of $4.0194/GB compared to Cms's $5.9833/GB — that's roughly 33% less per gigabyte.
Ddr4's best deal is the DDR4 3200MHz 16GB Laptop RAM 260pin SO-DIMM Memory for LEGION Notebook Ultrabook (16GB) at $4.0194/GB, while Cms's cheapest option is the CMS 32GB (4X8GB) DDR3 12800 1600MHz NON ECC DIMM Memory Ram Upgrade Compatible with Alienware Aurora R4 Desktop - C7 (32GB) at $2.8750/GB.
However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.
Frequently Asked Questions
Is Cms or Ddr4 cheaper per GB for computer ram?
As of March 2026, Ddr4 averages $4.0194/GB compared to Cms at $5.9833/GB. Ddr4 is approximately 33% cheaper per gigabyte on average.
How many Cms and Ddr4 computer ram does BuyPerUnit track?
BuyPerUnit currently tracks 15 Cms products and 1 Ddr4 products in the computer ram category, all ranked by price per gigabyte.
What is the cheapest Cms computer ram per GB?
The cheapest Cms option is the CMS 32GB (4X8GB) DDR3 12800 1600MHz NON ECC DIMM Memory Ram Upgrade Compatible with Alienware Aurora R4 Desktop - C7 at $2.8750/GB ($92.00 for 32GB).
What is the cheapest Ddr4 computer ram per GB?
The cheapest Ddr4 option is the DDR4 3200MHz 16GB Laptop RAM 260pin SO-DIMM Memory for LEGION Notebook Ultrabook at $4.0194/GB ($64.31 for 16GB).