Replacement for 19K4657: Drop-In Alternatives We Stock
Looking for a replacement for the 19K4657 (19K4657 - IBM 512MB SDRAM-133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module)? Pro Disk Network ships IBM drop-in replacements and equivalent modern parts from US inventory. Every alternate below is in-stock today with same-day shipping for orders placed before 2pm ET. If your unit is still under warranty, contact our engineering team — we offer cross-shipping for B2B customers on Net 30 terms.
About the 19K4657
| SKU | 19K4657 |
|---|---|
| Product | 19K4657 - IBM 512MB SDRAM-133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module |
| Current price | $195.63 |
| Stock status | In Stock |
| Detail page | View 19K4657 › |
Drop-in replacements for 19K4657
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.
19K4655 - IBM 256MB SDRAM-133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module
SKU: 19K4655
Price: $113.68
39P7288 - IBM 512MB 133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module
SKU: 39P7288
Price: $75.43
38L2993 - IBM 512MB 133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module
SKU: 38L2993
Price: $195.63
39P4502 - IBM 256MB 133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module
SKU: 39P4502
Price: $77.63
38L2983 - IBM 256MB 133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module
SKU: 38L2983
Price: $83.88
Kingston KTM-TP133/256 256MB 133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module for IBM 19K4654, 19K4655
SKU: KTM-TP133-256
Price: $113.68
19K4654 - IBM 256MB 133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module
SKU: 19K4654
Price: $128.95
19K4651 - IBM 64MB 133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module for ThinkPad
SKU: 19K4651
Price: $167.34
19K4652 - IBM 128MB 133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module
SKU: 19K4652
Price: $190.16
19K4653 - IBM 128MB 133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module
SKU: 19K4653
Price: $190.16
38L3885 - IBM 128MB 133MHz PC133 non-ECC Unbuffered CL3 144-Pin SoDimm Memory Module
SKU: 38L3885
Price: $190.16
How we pick replacements
Every recommendation above was selected using these criteria:
- Drop-in compatibility — same form factor (2.5"/3.5", PCIe slot, SFP port, etc.), so it fits the original chassis without modification
- Equivalent or better performance — matched on RPM/IOPS/speed/throughput, never downgraded
- Same-brand-preferred — we list the OEM-equivalent first when available, then trusted aftermarket
- Warranty coverage — 90-day Pro Disk warranty on every part, with 1-year option for B2B
- In stock today — never recommend a part that is on backorder
Need help confirming compatibility?
Our engineers validate every replacement against your specific server, switch, or chassis model before shipment. Email sales@prodisknetwork.com with your platform model (e.g., Dell PowerEdge R740, HP DL380 Gen10, Cisco Catalyst 9300) and we will confirm the exact part number that drops into your hardware.