Alternative to X4540-06: Better-Value Equivalents in Stock
Comparing the X4540-06 (X4540-06 - Sun 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM 1.8V 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 X4540-06
| SKU | X4540-06 |
|---|---|
| Product | X4540-06 - Sun 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM 1.8V Memory |
| Current price | $270.63 |
| Stock status | In Stock |
| Detail page | View X4540-06 › |
Alternatives to X4540-06
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.
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
540-7060 - Sun 4GB Kit (2 X 2GB) PC2-5300 DDR2-667MHz ECC Unbuffered CL5 240-Pin DIMM Memory
SKU: 540-7060
Price: $243.20
540-7062 - Sun 4GB Kit (2 X 2GB) PC2-5300 DDR2-667MHz ECC Registered CL5 240-Pin DIMM Memory
SKU: 540-7062
Price: $270.63
SEWX2D2Z06 - Sun 32GB Kit (4 X 8GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank Memory for Sun SPARC Enterprise M3000 Server
SKU: SEWX2D2Z06
Price: $536.80
X4063A-Z - Sun 8GB Kit (2 X 4GB) PC2-5300 DDR2-667MHz ECC Registered CL5 240-Pin DIMM Memory
SKU: X4063A-Z
Price: $215.63
540-7063 - Sun 8GB Kit (2 X 4GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Single Rank Memory
SKU: 540-7063
Price: $371.50
594-4066 - Sun 8GB Kit (2 X 4GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Single Rank Memory
SKU: 594-4066
Price: $371.50
540-7061 - Sun 2GB Kit (2 X 1GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Single Rank Memory for Ultra 40 M2 Workstation
SKU: 540-7061
Price: $202.55
X6380A3713067 - Sun 2GB Kit (2 X 1GB) DDR2-667MHz PC2-5300 ECC Fully Buffered CL5 240-Pin DIMM Memory
SKU: X6380A3713067
Price: $270.63
SEWX2B1Z06 - Sun 8GB Kit (4 X 2GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank Memory for SPARC Enterprise M3000 Server
SKU: SEWX2B1Z06
Price: $421.53
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.