Alternative to 6381A: Better-Value Equivalents in Stock
Comparing the 6381A (6381A - Sun 4GB Kit (2 X 2GB) PC2-5300 DDR2-667MHz ECC Fully Buffered CL5 240-Pin DIMM Dual Rank Memory) against alternatives? Pro Disk Network stocks 12 similar 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 6381A
| SKU | 6381A |
|---|---|
| Product | 6381A - Sun 4GB Kit (2 X 2GB) PC2-5300 DDR2-667MHz ECC Fully Buffered CL5 240-Pin DIMM Dual Rank Memory |
| Stock status | In Stock |
| Detail page | View 6381A › |
Alternatives to 6381A
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.
541-1313 - Sun 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank Memory for Sun Fire X4540 Server
SKU: 541-1313
Price: $216.46
X5094A - Sun 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank Memory for Sun Blade X8440 Server
SKU: X5094A
Price: $216.46
540-7669 - Sun 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Single Rank Memory for Sun Blade X6240 X6440 Servers
SKU: 540-7669
Price: $254.86
X4292A - Sun 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Single Rank Memory for Sun Blade X6220 Server
SKU: X4292A
Price: $254.86
X5094AC - Sun 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Memory for Sun Blade X8440 Server
SKU: X5094AC
Price: $270.63
Dataram DRSX2200M2/4GB 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank Memory for Sun Ultra 40 M2 Workstation
SKU: DRSX2200M2-4GB
Price: $144.76
SESX2C3Z - Sun 8GB Kit (2 X 4GB) DDR2-667MHz PC2-5300 ECC Fully Buffered CL5 240-Pin DIMM Memory for Sun Blade T6340 Server
SKU: SESX2C3Z
Price: $216.46
SEWX2A1Z - Sun 4GB Kit (4 X 1GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Single Rank Memory for Sun SPARC Enterprise M3000 Server
SKU: SEWX2A1Z
Price: $394.46
596-7870 - Sun 16GB Kit (4 X 4GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank Memory for Sun SPARC Enterprise M3000 Server
SKU: 596-7870
Price: $419.91
SEWX2C1Z06 - Sun 16GB Kit (4 X 4GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank Memory for Sun SPARC Enterprise M3000 Server
SKU: SEWX2C1Z06
Price: $419.91
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.