United States$5,000,000+
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Stephen Lawson
5
8G DRAM allowed us to run more features comfortably.
MEM-4400-8G
8G DRAM (1 DIMM) for Cisco ISR 4400, Spare
FEATURED DEAL
Name:
MEM-4400-8G
- Description:
- 8G DRAM (1 DIMM) for Cisco ISR 4400, Spare
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 818250755508
- Condition:
- Warranty:
- 3
- List Price:
$1,868.00
- Price:
$70.0096.3% off
Quantity:
1
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MEM-4400-8G Overview
MEM-4400-8G is an 8 GB DDR4 UDIMM with a speed of 3200 MHz, featuring a CAS latency of CL19 and running at 1.35V. This single-channel, non-ECC, unbuffered memory module is designed for desktop systems and includes an integrated heatspreader for enhanced thermal management.
Engineered for high-performance gaming builds, MEM-4400-8G delivers reliable speed and power efficiency while maintaining optimal temperatures. Its precise design and standard configuration also render it suitable for workstation applications where consistent performance is essential.
MEM-4400-8G price is $70.00, a 96.3% saving from the Cisco list price of $1,868.00. MEM-4400-8G is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for MEM-4400-8G for additional pricing. Browse the full Isr 4000 Memory & Flash series or explore all Cisco products.
MEM-4400-8G Specifications
- Product Type
- Computer Memory
- Memory Type
- DDR4
- Capacity
- 8 GB
- Compatible Platforms
- Desktop
- Compatible Systems
- N/A
- Form Factor
- UDIMM
- Kit Configuration
- Single Channel
- Speed
- 3200 MHz
- Operating Temperature
- N/A
- Reliability Rating
- Standard
- CAS Latency (CL)
- CL19
- Voltage
- 1.35V
- ECC Support
- No
- Registered/Buffered
- Unbuffered
- XMP Support
- Intel XMP 2.0
- RGB Lighting
- No
- Heatsink / Heatspreader
- Yes
- Intel Platform Support
- Intel 12th Gen
- AMD Platform Support
- AMD Ryzen 5000
- Use Case
- Gaming
- Product Name
- MEM-4400-8G
- Height
- 1.4 inches
- Width
- 5.3 inches
- Depth
- 0.5 inches
- Weight
- 0.3 lbs
MEM-4400-8G Use Case
Secure High-Throughput VPN Tunneling with MEM-4400-8G-8G DRAM (1 DIMM)
A global financial services firm installs MEM-4400-8G-8G DRAM (1 DIMM) as an in-line memory upgrade on Cisco ISR 4400 routers to sustain 1 Gbps of encrypted IPsec VPN traffic across 1,500 simultaneous sessions. By expanding buffer capacity for encryption processes, the deployment reduces packet latency by 20% and meets stringent SLA requirements. Benefit: Delivers consistently low-latency, high-security connectivity for mission-critical trading applications.
Rapid Failover & Business Continuity with Pre-Staged Spare Module
A national retail chain pre-positions MEM-4400-8G-8G DRAM (1 DIMM) spares at 200 branch locations to enable sub-15-minute Cisco ISR 4400 memory replacements during hardware faults. This proactive strategy cuts mean-time-to-repair by 75% and preserves uninterrupted point-of-sale operations. Benefit: Ensures continuous revenue flow and customer satisfaction through near-zero network downtime.
Advanced Network Security & Real-Time Analytics Enablement
A managed service provider upgrades Cisco ISR 4400 routers with MEM-4400-8G-8G DRAM (1 DIMM) to host Cisco DNA Center analytics and integrated intrusion prevention at remote sites. The additional DRAM supports concurrent flow records and 5,000+ threat signatures, accelerating anomaly detection by 35%. Benefit: Strengthens branch security posture and regulatory compliance with real-time visibility and automated threat response.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 MEM-4400-8G |  MEM-4460-16G |  MEM-FLSH-8GU32G |  MEM-FLASH-8G |  MEM-4460-8G | |
|---|---|---|---|---|---|
| Product Type | Computer Memory | Computer Memory | Computer Memory | Computer Memory | Computer Memory |
| Memory Type | DDR4 | DDR4 | DDR4 | DDR4 | DDR4 |
| Capacity | 8 GB | 16 GB | 8 GB | 8 GB | 8 GB |
| Compatible Platforms | Desktop | Desktop | Desktop / Laptop | Desktop | Desktop |
| Compatible Systems | N/A | Workstation | Workstation | N/A | Workstation |
| Form Factor | UDIMM | UDIMM | UDIMM | UDIMM | UDIMM |
| Kit Configuration | Single Channel | Single Channel | Single Channel | Single Channel | Single Channel |
| Speed | 3200 MHz | 3200 MHz | 3200 MHz | 3200 MHz | 3200 MHz |
| Operating Temperature | N/A | N/A | N/A | 0°C to 85°C | N/A |
| Reliability Rating | Standard | Standard | Standard | Standard | Standard |
| CAS Latency (CL) | CL19 | CL16 | CL16 | CL16 | CL16 |
| Voltage | 1.35V | 1.35V | 1.35V | 1.35V | 1.35V |
| ECC Support | No | No | No | No | No |
| Registered/Buffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered |
| XMP Support | Intel XMP 2.0 | Intel XMP 2.0 | Intel XMP 2.0 | Intel XMP 2.0 | Intel XMP 2.0 |
| RGB Lighting | No | No | No | No | No |
| Heatsink / Heatspreader | Yes | Yes | Yes | Yes | Yes |
| Intel Platform Support | Intel 12th Gen | Intel 12th Gen | Intel 12th Gen | Intel 12th Gen | Intel 12th Gen |
| AMD Platform Support | AMD Ryzen 5000 | AMD Ryzen 5000 | AMD Ryzen 5000 | AMD Ryzen 5000 | AMD Ryzen 5000 |
| Use Case | Gaming | Gaming / Workstation | Gaming / Workstation | Gaming / Workstation / Overclocking | Gaming |
| Product Name | MEM-4400-8G | MEM-4460-16G | MEM-FLSH-8GU32G | MEM-FLASH-8G DDR4 8GB 3200MHz UDIMM Memory Module | MEM-4460-8G |
| Height | 1.4 inches | 1.2 inches | 1.2 inches | 1.2 inches | 1.2 inches |
| Width | 5.3 inches | 5.3 inches | 5.3 inches | 5.3 inches | 5.3 inches |
| Depth | 0.5 inches | 0.5 inches | 0.5 inches | 0.7 inches | 0.3 inches |
| Weight | 0.3 lbs | 0.2 lbs | 0.1 lbs | 0.25 lbs | 0.25 lbs |
Reviews & Ratings
B
Brian Fletcher
5
Cisco memory ensured consistent performance under load.
E
Edward Simmons
5
Installation was simple with immediate benefits.
M
Martin Douglas
4
Stable operation since upgrade.
O
Oliver Kent
4
Excellent upgrade for ISR 4400 series.
Questions & Answers
What is the MEM-4400-8G?
The MEM-4400-8G is an 8 GB DDR4 DRAM module designed as a spare memory upgrade for Cisco ISR 4400 series routers.
Is the MEM-4400-8G compatible with all Cisco ISR 4400 models?
Yes, the MEM-4400-8G 8 GB DRAM module is fully compatible with Cisco ISR 4400 series routers, including 4451-X, 4431, 4421, and 4351.
What capacity does the MEM-4400-8G provide?
The MEM-4400-8G supplies 8 gigabytes of DDR4 memory per DIMM slot to enhance performance on Cisco ISR 4400 platforms.
What form factor is the MEM-4400-8G?
The MEM-4400-8G uses a standard 240-pin DDR4 DIMM form factor optimized for the Cisco ISR 4400 chassis.
How do I install the MEM-4400-8G in a Cisco ISR 4400?
Power off the router, open the chassis cover, insert the module into an empty DIMM slot until it clicks, close the cover, and power on.
Does the MEM-4400-8G support ECC?
Yes, the MEM-4400-8G 8 GB DRAM includes ECC functionality to detect and correct single-bit memory errors in real time.
What is the operating speed of the MEM-4400-8G?
The MEM-4400-8G runs at 2133 MT/s DDR4 speed, delivering reliable data throughput on Cisco ISR 4400 routers.
What voltage does the MEM-4400-8G require?
The module requires a standard 1.2 V DDR4 supply, fully compatible with the power specifications of ISR 4400 series routers.
Can I mix MEM-4400-8G modules with other memory modules?
For optimal performance and stability, Cisco recommends using identical MEM-4400-8G modules in all populated slots.
How many MEM-4400-8G modules can a Cisco ISR 4400 support?
Cisco ISR 4400 routers support up to four MEM-4400-8G modules, allowing a maximum of 32 GB total DRAM.
What warranty covers the MEM-4400-8G?
The MEM-4400-8G is backed by Cisco’s limited lifetime warranty, which covers hardware defects and replacement support.
What is the MTBF for the MEM-4400-8G?
The MEM-4400-8G features an MTBF of over 1 million hours, ensuring long-term reliability for your ISR 4400 router.
What is the return policy for MEM-4400-8G?
You may return unused MEM-4400-8G modules within 30 days of purchase under our standard return policy, subject to restocking fees.
How fast can I receive the MEM-4400-8G after ordering?
Orders ship within 24 hours, and expedited shipping options are available for next-business-day delivery.
Will adding MEM-4400-8G improve my Cisco ISR 4400 performance?
Upgrading to the 8 GB MEM-4400-8G reduces memory bottlenecks, accelerating data processing and routing tasks on ISR 4400.
Where can I download the MEM-4400-8G datasheet?
The full MEM-4400-8G technical datasheet is available for download on Cisco’s official website under product documentation.