Alternative to 73P3643: Better-Value Equivalents in Stock
Comparing the 73P3643 (73P3643 - IBM 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module) 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 73P3643
| SKU | 73P3643 |
|---|---|
| Product | 73P3643 - IBM 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module |
| Current price | $94.76 |
| Stock status | In Stock |
| Detail page | View 73P3643 › |
Alternatives to 73P3643
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.
73P3842 - IBM 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm 1.8V Memory Module
SKU: 73P3842
Price: $94.76
38L5139 - IBM 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: 38L5139
Price: $94.76
30R6228 - IBM 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module for Neoware c50 e90 e370
SKU: 30R6228
Price: $94.76
41V6504 - IBM 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: 41V6504
Price: $94.76
40E8994 - IBM 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: 40E8994
Price: $94.76
38L5135 - IBM 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: 38L5135
Price: $94.76
40E6961 - IBM 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: 40E6961
Price: $94.76
73P3849 - IBM 512MB DDR2 533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: 73P3849
Price: $94.76
73P3843 - IBM 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: 73P3843
Price: $94.76
38L5136 - IBM 1GB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: 38L5136
Price: $108.97
38L5140 - IBM Lenovo 1GB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: 38L5140
Price: $108.97
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.