Memory Specifications for Cisco ISR 4321

The Cisco ISR 4321 is a enterprise branch router. It has 16GB of DDR4 DIMM memory. Memory can be upgraded via 1 DIMM slot.
| Specification | Details |
|---|---|
| Memory Type | DDR4 DIMM |
| Memory | 16GB |
| Upgradeable | Yes (1 slot) |
Compatible Memory
Recommended: Cisco-compatible DDR4 DIMM 16GB
Ensure compatibility by using memory modules validated for Cisco equipment. Network devices require specific module types.
Frequently Asked Questions
Can I upgrade the memory in the Cisco ISR 4321?
Yes, the Cisco ISR 4321 supports memory upgrades up to 16GB.
Recommended 16GB RAM Upgrades

Patriot Memory
Patriot Memory Viper Venom memory module 16 GB 1 x 16 GB DDR5 6000 MT/
£279.80
View Deal
Kingston Technology
Kingston Technology KCP432SD8/16 memory module 16 GB 1 x 16 GB DDR4 32
£189.38
View Deal
Kingston Technology
Kingston Technology ValueRAM memory module 16 GB 1 x 16 GB DDR4 3200 M
£185.92
View Deal





