Alternative to 11P0603: Better-Value Equivalents in Stock
Comparing the 11P0603 (11P0603 - IBM 4GB Memory Board Assembly for zSeries eServer) 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 11P0603
| SKU | 11P0603 |
|---|---|
| Product | 11P0603 - IBM 4GB Memory Board Assembly for zSeries eServer |
| Current price | $277.28 |
| Stock status | In Stock |
| Detail page | View 11P0603 › |
Alternatives to 11P0603
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.
04W1536 - IBM Lenovo System board Assembly with Intel Core i5-2520M Processor non-AMT TPM AES for ThinkPad X220 Tablet X220i Tablet
SKU: 04W1536
Price: $79.70
46U3298 - IBM Lenovo System Board S7002 SATA for ThinkServer RD230 (type 4011) Assembly 46U3297
SKU: 46U3298
Price: $113.68
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.