Alternative to 43W1143: Better-Value Equivalents in Stock
Comparing the 43W1143 (43W1143 - IBM Intel Xeon Quad Core E5320 1.86GHz 8MB L2 Cache 1066MHz FSB 65NM 80W Socket LGA771 and PLGA771 Processor) against alternatives? Pro Disk Network stocks 12 similar IBM 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 43W1143
| SKU | 43W1143 |
|---|---|
| Product | 43W1143 - IBM Intel Xeon Quad Core E5320 1.86GHz 8MB L2 Cache 1066MHz FSB 65NM 80W Socket LGA771 and PLGA771 Processor |
| Current price | $127.68 |
| Stock status | In Stock |
| Detail page | View 43W1143 › |
Alternatives to 43W1143
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.
43X1002 - IBM Intel Xeon Quad Core E5310 Quad Core 1.6GHz 8MB L2 Cache 1066MHz FSB Socket 771 Processor
SKU: 43X1002
Price: $124.13
44E4479 - IBM Intel Xeon Quad Core E7420 2.13GHz 6MB L2 Cache 8MB L3 Cache 1066MHz FSB 45NM 90W Socket PGA-604 Processor
SKU: 44E4479
Price: $96.57
44E4469 - IBM 2.13GHz 6MB L2 Cache 8MB L3 Cache 1066MHz Socket PGA-604 Intel Xeon E7420 Quad Core Processor
SKU: 44E4469
Price: $129.86
44E4457 - IBM Intel Xeon E7420 Quad Core 2.13GHz 6MB L2 Cache 8MB L3 Cache 1066MHz Socket 604-Pin Micro-FCPGA 45NM 90W Processor
SKU: 44E4457
Price: $253.45
44E4458 - IBM Intel Xeon E7420 Quad Core 2.13GHz 6MB L2 Cache 8MB L3 Cache 1066MHz Socket 604-Pin Micro-FCPGA 45NM 90W Processor
SKU: 44E4458
Price: $253.45
43W5822 - IBM 1.86GHz 8MB L2 Cache 1066MHz Socket LGA771 Intel Xeon E5320 Quad Core Processor
SKU: 43W5822
Price: $77.91
40E5246 - IBM Intel Xeon L5320 Quad Core 1.86GHz 8MB L2 Cache 1066MHz FSB Socket LGA-771 LV Processor
SKU: 40E5246
Price: $83.51
43W6083 - IBM Intel Xeon DP Quad Core L5320 1.86GHz 8MB L2 Cache 1066MHz FSB Socket LGA771 65NM 50W Processor
SKU: 43W6083
Price: $84.91
43W3923 - IBM Intel Xeon L5320 Quad Core 1.86GHz 8MB L2 Cache 1066MHz FSB Socket LGA-771 65NM LV Processor
SKU: 43W3923
Price: $84.91
43W5821 - IBM 1.60GHz 1066MHz FSB 8MB L2 Cache Socket LGA771 Intel Xeon E5310 Quad-Core Processor
SKU: 43W5821
Price: $85.14
43W5915 - IBM 1.60GHz 1066MHz FSB 8MB L2 Cache Socket PLGA771 Intel Xeon L5310 Quad-Core Processor
SKU: 43W5915
Price: $85.14
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.