Alternative to TN78Y: Better-Value Equivalents in Stock
Comparing the TN78Y (TN78Y - Dell 32GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory Module) against alternatives? Pro Disk Network stocks 12 similar Dell parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the TN78Y
| SKU | TN78Y |
|---|---|
| Product | TN78Y - Dell 32GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory Module |
| Current price | $484.21 |
| Stock status | In Stock |
| Detail page | View TN78Y › |
Alternatives to TN78Y
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
987KW - Dell 32GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory Module
SKU: 987KW
Price: $299.33
0CG17D - Dell 32GB DDR4-2666MHz PC-21300 ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory Module
SKU: 0CG17D
Price: $299.33
0TN78Y - Dell 32GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory Module
SKU: 0TN78Y
Price: $299.33
0987KW - Dell 32GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory Module
SKU: 0987KW
Price: $299.33
Dell SNPTN78YC/32G 32GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory Module
SKU: SNPTN78YC-32G
Price: $306.36
02WMMM - Dell 32GB DDR4-2666MHz PC-21300 ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory Module
SKU: 02WMMM
Price: $397.58
CG17D - Dell 32GB DDR4-2666MHz PC-21300 ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory Module
SKU: CG17D
Price: $408.42
A9781929 - Dell 32GB DDR4-2666MHz PC4-21300 Registered ECC CL19 288-Pin DIMM 1.2V Dual Rank Memory Module
SKU: A9781929
Price: $440.00
AB128249 - Dell 32GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin RDIMM 1.2V Dual Rank Memory Module
SKU: AB128249
Price: $468.42
AB003150 - Dell 32GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin RDIMM 1.2V Dual Rank Memory Module
SKU: AB003150
Price: $496.84
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.