Alternative to 815102-B21: Better-Value Equivalents in Stock
Comparing the 815102-B21 (815102-B21 - HP 128GB DDR4-2666 PC4-21300 ECC Registered Octal Rank x4 CL-19 288-Pin Load Reduced 1.2V DIMM Memory Module) against alternatives? Pro Disk Network stocks 12 similar HP 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 815102-B21
| SKU | 815102-B21 |
|---|---|
| Product | 815102-B21 - HP 128GB DDR4-2666 PC4-21300 ECC Registered Octal Rank x4 CL-19 288-Pin Load Reduced 1.2V DIMM Memory Module |
| Current price | $1,368.42 |
| Stock status | In Stock |
| Detail page | View 815102-B21 › |
Alternatives to 815102-B21
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.
815102-S21 - HP 128GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM Octal Rank 1.2V Memory Module
SKU: 815102-S21
Price: $1,018.95
815102-H21 - HP 128GB DDR4-2666 MHz PC4-21300 ECC Registered CL19 288-Pin LRDIMM 1.2V Memory Module
SKU: 815102-H21
Price: $167.05
815102-K21 - HP 128GB DDR4-2666 MHz PC4-21300 ECC Registered CL19 288-Pin LRDIMM 1.2V Memory Module
SKU: 815102-K21
Price: $2,935.21
850883-001 - HP 128GB DDR4-2666 PC4-21300 ECC Registered Octal Rank x4 CL-19 288-Pin Load Reduced 1.2V DIMM Memory Module
SKU: 850883-001
Price: $773.68
840760-191 - HP 128GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM 1.2V Octal Rank Memory Module
SKU: 840760-191
Price: $309.89
840760-091 - HP 128GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DIMM Octal Rank 1.2V Memory Module
SKU: 840760-091
Price: $1,018.95
P00606-001 - HP 128GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin Load Reduced DIMM 1.2V Octal Rank Memory Module
SKU: P00606-001
Price: $1,244.21
868845-001 - HP 128GB DDR4-2666MHZ PC4-21300 ECC REGISTERED CL19 288-Pin DIMM Octal Rank 1.2V Memory for ProLiant Gen 10 Server
SKU: 868845-001
Price: $2,347.58
Q7D83A - HP 128GB DDR4-2666 MHz PC4-21300 ECC Registered CL19 288-Pin RDIMM 1.2V Memory Module
SKU: Q7D83A
Price: $1,149.47
838087-H21 - HP 128GB DDR4-2666 MHz PC4-21300 ECC Registered CL19 288-Pin LRDIMM 1.2V Memory Module
SKU: 838087-H21
Price: $2,323.79
838087-B21 - HP 128GB DDR4-2666 MHz PC4-21300 ECC Registered CL19 288-Pin LRDIMM 1.2V Memory Module
SKU: 838087-B21
Price: $2,935.21
838087-K21 - HP 128GB DDR4-2666 MHz PC4-21300 ECC Registered CL19 288-Pin LRDIMM 1.2V Memory Module
SKU: 838087-K21
Price: $2,935.21
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.