Replacement for 313885-B21: Drop-In Alternatives We Stock
Looking for a replacement for the 313885-B21 (313885-B21 - Compaq 256MB DDR-333MHz PC2700 non-ECC Unbuffered CL2.5 184-Pin DIMM Memory Module for Desktop PCs)? Pro Disk Network ships 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 313885-B21
| SKU | 313885-B21 |
|---|---|
| Product | 313885-B21 - Compaq 256MB DDR-333MHz PC2700 non-ECC Unbuffered CL2.5 184-Pin DIMM Memory Module for Desktop PCs |
| Current price | $98.05 |
| Stock status | In Stock |
| Detail page | View 313885-B21 › |
Drop-in replacements for 313885-B21
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.
313885-292 - HP 512MB DDR-333MHz PC2700 non-ECC Unbuffered CL2 184-Pin DIMM 2.5V Memory Module
SKU: 313885-292
Price: $156.92
305957-882 - Compaq 256MB DDR-333MHz PC2700 non-ECC Unbuffered CL2.5 184-Pin DIMM Memory Module for Desktop PCs
SKU: 305957-882
Price: $98.05
Kingston KTM8854/256MB 256MB DDR-333MHz PC2700 non-ECC Unbuffered CL2.5 184-Pin DIMM Memory Module
SKU: KTM8854-256MB
Price: $106.22
331575-001 - Compaq 512MB DDR-333MHz PC2700 non-ECC Unbuffered CL2.5 184-Pin DIMM Memory Module
SKU: 331575-001
Price: $104.62
306956-041 - Compaq 128MB DDR-333MHz PC2700 non-ECC Unbuffered CL2.5 184-Pin DIMM Memory Module
SKU: 306956-041
Price: $124.39
314795-001 - Compaq 128MB DDR-333MHz PC2700 non-ECC Unbuffered CL2.5 184-Pin DIMM Memory Module
SKU: 314795-001
Price: $124.39
127001-001 - Compaq 512MB DDR-333MHz PC-2700 ECC Unbuffered CL2.5 184-Pin Memory Module
SKU: 127001-001
Price: $141.01
311639-051 - Compaq 1GB DDR-333MHz PC2700 non-ECC Unbuffered CL2.5 184-Pin DIMM Memory Module
SKU: 311639-051
Price: $238.29
TS256MHP2631 - Transcend 256MB DDR-333MHz PC2700 Unbuffered non-ECC CL2.5 200-Pin SoDimm Proprietary Memory Module for-Compaq
SKU: TS256MHP2631
Price: $106.22
328583-001 - Compaq 1GB Kit (4 X 256MB) DDR-333MHz PC2700 non-ECC Unbuffered CL2.5 200-Pin SoDimm Memory
SKU: 328583-001
Price: $432.26
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.