Alternative to 647895-B21N: Better-Value Equivalents in Stock
Comparing the 647895-B21N (647895-B21N - HP 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-Pin DIMM 1.35V Low Voltage Single Rank 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 647895-B21N
| SKU | 647895-B21N |
|---|---|
| Product | 647895-B21N - HP 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-Pin DIMM 1.35V Low Voltage Single Rank Memory Module |
| Current price | $87.46 |
| Stock status | In Stock |
| Detail page | View 647895-B21N › |
Alternatives to 647895-B21N
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.
647895-TV1 - HP 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-Pin DIMM 1.35V Low Voltage Single Rank Memory Module
SKU: 647895-TV1
Price: $87.46
647895-S21 - HP 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-Pin DIMM 1.35V Low Voltage Single Rank Memory Module
SKU: 647895-S21
Price: $145.26
647895-B21 - HP 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-Pin DIMM 1.35V Low Voltage Single Rank Memory Module
SKU: 647895-B21
Price: $145.26
HP 647895-B21#ABA 4GB PC3-12800 DDR3-1600MHz ECC Registered CL11 RDIMM Single-Rank Memory Module
SKU: 647895-B21-ABA
Price: $87.46
HP 647895-B21#0D1 4GB PC3-12800 DDR3-1600MHz ECC Registered CL11 RDIMM Single-Rank Memory Module
SKU: 647895-B21-0D1
Price: $87.46
647895-B212 - HP 4GB PC3-12800 DDR3-1600MHz ECC Registered CL11 RDIMM Single-Rank Memory Module
SKU: 647895-B212
Price: $87.46
A2Z49AA - HP 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-Pin DIMM 1.35V Low Voltage Dual Rank Memory Module
SKU: A2Z49AA
Price: $71.58
682416-001 - HP 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-Pin DIMM 1.35V Low Voltage Single Rank Memory Module
SKU: 682416-001
Price: $71.58
647648-571 - HP 4GB DDR3-1600MHz PC3-12800 ECC Registered CL11 240-Pin DIMM 1.35V Low Voltage Single Rank Memory Module
SKU: 647648-571
Price: $71.58
735173-001 - HP 4GB DDR3-1600MHz PC-12800 ECC Registered CL11 240-Pin DIMM Memory Module
SKU: 735173-001
Price: $87.46
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.