Replacement for 73P3840: Drop-In Alternatives We Stock
Looking for a replacement for the 73P3840 (73P3840 - IBM / Lenovo 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-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 73P3840
| SKU | 73P3840 |
|---|---|
| Product | 73P3840 - IBM / Lenovo 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDIMM Memory Module |
| Current price | $116.21 |
| Stock status | In Stock |
| Detail page | View 73P3840 › |
Drop-in replacements for 73P3840
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.
73P4970 - Lenovo / IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Single Rank Memory Module
SKU: 73P4970
Price: $136.29
40J8871 - IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory Module
SKU: 40J8871
Price: $89.03
73P3212 - IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory Module
SKU: 73P3212
Price: $89.03
73P3211 - IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory Module
SKU: 73P3211
Price: $89.03
45T9985 - IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory Module
SKU: 45T9985
Price: $89.03
41D2029 - IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory Module
SKU: 41D2029
Price: $89.03
41A3517 - IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory Module
SKU: 41A3517
Price: $89.03
41A3490 - IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory Module
SKU: 41A3490
Price: $89.03
40T4118 - IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory Module
SKU: 40T4118
Price: $89.03
36P3339 - IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory Module
SKU: 36P3339
Price: $89.03
22P9297 - IBM 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory Module
SKU: 22P9297
Price: $89.03
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.