Alternative to 876402-B21: Better-Value Equivalents in Stock
Comparing the 876402-B21 (876402-B21 - HPE 512GB PC4-21300 DDR4-2666MHz ECC CL19 Persistent Optane DC 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 876402-B21
| SKU | 876402-B21 |
|---|---|
| Product | 876402-B21 - HPE 512GB PC4-21300 DDR4-2666MHz ECC CL19 Persistent Optane DC DIMM Memory Module |
| Current price | $1,742.53 |
| Stock status | In Stock |
| Detail page | View 876402-B21 › |
Alternatives to 876402-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.
844071-001 - HP 128GB DDR4-2666MHz PC4-21300 CL19 Persistent Optane DIMM Memory Module
SKU: 844071-001
Price: $178.95
835810-B21 - HPE 512GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DCPMM 1.2V Memory Module
SKU: 835810-B21
Price: $3,000.00
P12111-001 - HPE 512GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin DCPMM 1.2V Memory Module
SKU: P12111-001
Price: $3,905.26
5GA23AV - HP 512GB Kit (8 X 64GB) PC4-21300 DDR4-2666MHz ECC Registered CL19 LRDIMM 1.2V Quad-Rank Memory
SKU: 5GA23AV
Price: $5,322.25
4NY60AV - HP 512GB Kit (8 X 64GB) PC4-21300 DDR4-2666MHz ECC Registered CL19 LRDIMM 1.2V Quad-Rank Memory
SKU: 4NY60AV
Price: $5,322.25
HP26D4U9S8MD-8 - HPE 8GB DDR4-2666MHz PC4-21300 non-ECC Unbuffered CL19 288-Pin DIMM 1.2V Single Rank Memory Module
SKU: HP26D4U9S8MD-8
Price: $184.21
840756-K91 - HPE 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM Memory Module
SKU: 840756-K91
Price: $186.59
840756-091U - HPE 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM Memory Module
SKU: 840756-091U
Price: $186.59
P02888-B21 - HPE 8GB DDR4-2666MHz PC4-21300 ECC Registered CL19 288-Pin RDIMM 1.2V Single Rank Memory Module
SKU: P02888-B21
Price: $205.36
81509-B21 - HPE 8GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM Memory Module
SKU: 81509-B21
Price: $234.64
879506-S21 - HPE 8GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM Memory Module
SKU: 879506-S21
Price: $234.64
879505R-B21 - HPE 8GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM Memory Module
SKU: 879505R-B21
Price: $234.64
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.