Alternative to X6440-AA-26M2403: Better-Value Equivalents in Stock
Comparing the X6440-AA-26M2403 (X6440-AA-26M2403 - Sun Sbx6440 CPU 2x 8431 Ato) 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 X6440-AA-26M2403
| SKU | X6440-AA-26M2403 |
|---|---|
| Product | X6440-AA-26M2403 - Sun Sbx6440 CPU 2x 8431 Ato |
| Stock status | In Stock |
| Detail page | View X6440-AA-26M2403 › |
Alternatives to X6440-AA-26M2403
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.
AM439A - HP ProLiant DL785 Gen6 7U Rack Server with 4 x AMD Opteron 8431 2.40GHz CPU 32GB RAM
SKU: AM439A
Price: $13,313.68
OS8431WJS6DGNWOF - AMD Opteron 8431 6-Core 2.40GHz 6MB L3 Cache Socket F Processor
SKU: OS8431WJS6DGNWOF
Price: $75.47
OS8431WJS6DGN - AMD Opteron 8431 6 Core 2.40GHz 2400MHz HT 6MB L3 Cache Socket F Processor
SKU: OS8431WJS6DGN
Price: $110.53
575260-B21 - HP 2.4GHz 2400MHz HTL 6MB L3 Cache Socket Fr6(1207) AMD Opteron 8431 6-Core Processor
SKU: 575260-B21
Price: $138.95
539661-001 - HP 2.4GHz 2400MHz HTL 6MB L3 Cache Socket Fr6(1207) AMD Opteron 8431 6-Core Processor
SKU: 539661-001
Price: $138.95
539819-B21 - HP 2.4GHz 2400MHz HTL 6MB L3 Cache Socket Fr6(1207) AMD Opteron 8431 6-Core Processor
SKU: 539819-B21
Price: $166.32
539819-L21 - HP 2.4GHz 2400MHz HTL 6MB L3 Cache Socket Fr6(1207) AMD Opteron 8431 6-Core Processor
SKU: 539819-L21
Price: $166.32
539848-L21 - HP 2.4GHz 2400MHz HTL 6MB L3 Cache Socket Fr6(1207) AMD Opteron 8431 6-Core Processor
SKU: 539848-L21
Price: $166.32
539848-B21 - HP 2.4GHz 2400MHz HTL 6MB L3 Cache Socket Fr6(1207) AMD Opteron 8431 6-Core Processor
SKU: 539848-B21
Price: $176.84
539451-002 - HP 2.4GHz 2400MHz HTL 6MB L3 Cache Socket Fr6(1207) AMD Opteron 8431 6-Core Processor
SKU: 539451-002
Price: $185.51
575260-L21 - HP 2.4GHz 2400MHz HTL 6MB L3 Cache Socket Fr6(1207) AMD Opteron 8431 6-Core Processor
SKU: 575260-L21
Price: $196.76
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.