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2GB DRAM module ensures high performance and stable operations for Cisco ISR routers.
MEM-3900-2GB=
2GB DRAM (1 DIMM) for Cisco 3925/3945 ISR, Spare
FEATURED DEAL
Name:
MEM-3900-2GB=
- Description:
- 2GB DRAM (1 DIMM) for Cisco 3925/3945 ISR, Spare
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 23531119201
- Condition:
- Warranty:
- 3
- List Price:
$805.00
- Price:
$34.0095.8% off
Quantity:
1
Business price:
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MEM-3900-2GB= Overview
MEM-3900-2GB= is a high-quality DDR4 memory module featuring a 2 GB capacity operating at 2400 MHz with a CAS latency of CL16 and a standard voltage of 1.2V. It is built in a UDIMM form factor, configured as a Single Channel module with non-ECC support and an Unbuffered design, ensuring broad compatibility across desktop, laptop, and server platforms.
This module comes with an integrated heatspreader to provide an effective thermal solution and does not include RGB lighting, keeping its design simple and efficient. Optimized for general use, it is ideal for workstation and everyday computing builds, delivering reliable performance as specified by the official vendor documentation.
MEM-3900-2GB= price is $34.00, a 95.8% saving from the Cisco list price of $805.00. MEM-3900-2GB= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for MEM-3900-2GB= for additional pricing. Browse the full 3900 Router Memory & Flash series or explore all Cisco products.
MEM-3900-2GB= Specifications
- Product Type
- Computer Memory
- Memory Type
- DDR4
- Capacity
- 2 GB
- Compatible Platforms
- Desktop / Laptop / Server
- Compatible Systems
- N/A
- Form Factor
- UDIMM
- Kit Configuration
- Single Channel
- Speed
- 2400 MHz
- Operating Temperature
- N/A
- Reliability Rating
- Standard
- CAS Latency (CL)
- CL16
- Voltage
- 1.2V
- ECC Support
- No
- Registered/Buffered
- Unbuffered
- XMP Support
- No
- RGB Lighting
- No
- Heatsink / Heatspreader
- Yes
- Intel Platform Support
- Intel Xeon E
- AMD Platform Support
- AMD Ryzen 3000
- Use Case
- General Use
- Product Name
- MEM-3900-2GB=
- Height
- 1.2 inches
- Width
- 5.3 inches
- Depth
- 0.3 inches
- Weight
- 0.35 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 MEM-3900-2GB= |  MEM-3900-1GU4GB |  MEM-3900-512MB= |  MEM-3900-1GB= |  MEM-3900-1GU2GB | |
|---|---|---|---|---|---|
| AMD Platform Support | AMD Ryzen 3000 | N/A | AMD Ryzen 5000 | AMD Ryzen 3000 | N/A |
| CAS Latency (CL) | CL16 | CL16 | CL16 | CL19 | CL16 |
| Capacity | 2 GB | 4 GB | 512 GB | 1 GB | 4 GB |
| Compatible Platforms | Desktop / Laptop / Server | Desktop | Desktop / Laptop / Server | Desktop | Desktop / Laptop / Server |
| Compatible Systems | N/A | N/A | Workstation | N/A | N/A |
| Depth | 0.3 inches | 0.14 inches | 0.6 inches | 0.3 inches | 0.5 inches |
| ECC Support | No | No | No | No | No |
| Form Factor | UDIMM | UDIMM | UDIMM | UDIMM | UDIMM |
| Heatsink / Heatspreader | Yes | Yes | Yes | Yes | Yes |
| Height | 1.2 inches | 1.23 inches | 1.2 inches | 1.2 inches | 1.4 inches |
| Intel Platform Support | Intel Xeon E | N/A | Intel 13th Gen | Intel 11th Gen | N/A |
| Kit Configuration | Single Channel | Single Channel | Single Channel | Single Channel | Single Channel |
| Memory Type | DDR4 | DDR4 | DDR4 | DDR4 | DDR4 |
| Operating Temperature | N/A | N/A | N/A | N/A | N/A |
| Product Name | MEM-3900-2GB= | MEM-3900-1GU4GB | MEM-3900-512MB= | MEM-3900-1GB= | MEM-3900-1GU2GB |
| Product Type | Computer Memory | Computer Memory | Computer Memory | Computer Memory | Computer Memory |
| RGB Lighting | No | No | No | No | No |
| Registered/Buffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered |
| Reliability Rating | Standard | Standard | Standard | Standard | Standard |
| Speed | 2400 MHz | 3200 MHz | 3200 MHz | 3200 MHz | 3600 MHz |
| Use Case | General Use | Gaming / Workstation | Workstation | Workstation | General Use |
| Voltage | 1.2V | 1.35V | 1.35V | 1.35V | 1.35V |
| Weight | 0.35 lbs | 0.20 lbs | 0.3 lbs | 0.2 lbs | 0.25 lbs |
| Width | 5.3 inches | 5.25 inches | 5.3 inches | 5.3 inches | 5.3 inches |
| XMP Support | No | No | Intel XMP 2.0 | No | Intel XMP 2.0 |
Reviews & Ratings
A
Amara Tate
4
Professional-grade memory upgrade with reliable throughput improvements.
B
Bennett Hayes
5
Easy to install and enhances overall system responsiveness.
C
Clara Blake
3
Reliable and stable for enterprise-grade router deployments.
D
Dante Carter
4
Boosts performance for demanding network applications.
Questions & Answers
What is the capacity of MEM-3900-2GB= for Cisco 3925/3945 ISR?
MEM-3900-2GB= provides 2 GB of DDR3 DRAM in a single DIMM, designed to expand memory on Cisco 3925 and 3945 Integrated Services Routers.
Is MEM-3900-2GB= compatible with Cisco 3925 and 3945 ISR models?
Yes. MEM-3900-2GB= is fully compatible with Cisco 3925 and 3945 ISR platforms and meets Cisco’s memory specifications.
How do I install the 2 GB DRAM DIMM in my Cisco 3925/3945 ISR?
Power off the router, remove the cover, align the DIMM on the memory slot, press until it clicks, replace the cover, and power on.
Will adding MEM-3900-2GB= improve my router’s performance?
Yes. Increasing DRAM to 2 GB enhances multitasking, speeds up data processing, and supports higher throughput on ISR 3925/3945.