Name:
MEM-CF-256U2GB
- Description:
- Cisco Memory MEM-CF-256U2GB
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3 - List Price:
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$1,183.00
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$384.00
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MEM-CF-256U2GB
Cisco Memory MEM-CF-256U2GB
$384.00
10 in Global Warehouse
$384.00
68% off
TRUSTED, TRIED, PROVEN
MEM-CF-256U2GB Overview
MEM-CF-256U2GB is a DDR4 UDIMM memory module operating at 3200 MHz with a CAS latency of CL16 and a voltage of 1.35V. It is offered as a 256 GB kit configured for dual channel performance, featuring an unbuffered design without ECC support and built with an integrated heatspreader for efficient thermal management.
This high-performance memory module is engineered for gaming and workstation builds, ensuring optimal reliability and stability in modern computing environments. It is designed for desktop and workstation platforms, and its robust construction addresses the thermal demands of high-speed operations while providing Intel XMP 2.0 support for enhanced overclocking capabilities.
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MEM-CF-256U2GB Specifications
| Product Type | Computer Memory |
| Memory Type | DDR4 |
| Capacity | 256 GB |
| Compatible Platforms | Desktop |
| Compatible Systems | Workstation |
| Form Factor | UDIMM |
| Kit Configuration | Dual Channel |
| Speed | 3200 MHz |
| Operating Temperature | N/A |
| Reliability Rating | Standard |
| CAS Latency (CL) | CL16 |
| 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 10th Gen |
| AMD Platform Support | AMD Ryzen 5000 |
| Use Case | Gaming / Workstation |
| Product Name | MEM-CF-256U2GB |
| Height | 1.18 inches |
| Width | 5.25 inches |
| Depth | 0.50 inches |
| Weight | 0.30 lbs |
MEM-CF-256U2GB Use Case
Seamless IOS Image Management for High-Availability Edge Routers
In a global enterprise with dozens of regional edge routers, network engineers install MEM-CF-256U2GB-Cisco Memory to store multiple Cisco IOS images and backup configurations locally. This compact flash expansion enables in-place OS upgrades and rapid failover testing without impacting live traffic. Benefit: maximized uptime, streamlined patch management, and reduced maintenance windows for mission-critical connectivity.
Enhanced Packet Buffering for Converged Voice and Video Services
A multi-site call center deploys MEM-CF-256U2GB-Cisco Memory on its Cisco Integrated Services Routers to increase flash capacity for real-time call detail records and video conferencing buffers. The added memory ensures jitter-resilient packet handling under peak loads. Benefit: superior QoS, reduced latency for voice/video streams, and measurable gains in customer satisfaction.
Scalable VPN and IoT Gateway Caching in Branch Offices
A retail chain equips each branch’s Cisco ISR with MEM-CF-256U2GB-Cisco Memory to locally store VPN certificates, IoT telemetry data, and log archives. This expansion supports simultaneous secure tunnels to headquarters and real-time sensor data caching. Benefit: accelerated data retrieval, robust encryption performance, and simplified compliance reporting across hundreds of locations.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| AMD Platform Support | AMD Ryzen 5000 | AMD Ryzen 5000 | AMD Ryzen 5000 | AMD Ryzen 5000 | AMD Ryzen 5000 |
| Capacity | 1 GB | 256 GB | 8 GB | 4 GB | 256 GB |
| CAS Latency (CL) | CL16 | CL16 | CL16 | CL16 | CL16 |
| Compatible Platforms | Desktop / Laptop / Server | Desktop / Server | Desktop | Desktop / Laptop / Server | Desktop |
| Compatible Systems | Tower Server | Workstation | N/A | Workstation | Workstation |
| Depth | N/A | 0.2 inches | 0.14 inches | 0.5 inches | 0.50 inches |
| ECC Support | No | No | No | No | No |
| Form Factor | UDIMM | UDIMM | UDIMM | UDIMM | UDIMM |
| Heatsink / Heatspreader | Yes | Yes | Yes | Yes | Yes |
| Height | N/A | 1.3 inches | 1.25 inches | 1.4 inches | 1.18 inches |
| Intel Platform Support | N/A | Intel 12th Gen | Intel 12th Gen | Intel 12th Gen | Intel 10th Gen |
| Kit Configuration | Single Channel | Quad Channel | Single Channel | Single Channel | Dual Channel |
| Memory Type | DDR4 | DDR4 | DDR4 | DDR4 | DDR4 |
| Operating Temperature | N/A | N/A | N/A | N/A | N/A |
| Product Name | MEM-CF-1GB | MEM-CF-256U4GB | MEM-CF-1GB DDR4 8GB UDIMM | MEM-CF-4GB= | MEM-CF-256U2GB |
| Product Type | Computer Memory | Computer Memory | Computer Memory | Computer Memory | Computer Memory |
| Registered/Buffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered |
| Reliability Rating | Standard | Standard | Standard | Standard | Standard |
| RGB Lighting | No | No | No | No | No |
| Speed | 3200 MHz | 3200 MHz | 3200 MHz | 3200 MHz | 3200 MHz |
| Use Case | Gaming / Workstation / Server | Workstation | Gaming | Gaming | Gaming / Workstation |
| Voltage | 1.35V | 1.35V | 1.2V | 1.2V | 1.35V |
| Weight | N/A | 0.3 lbs | 0.1 lbs | 0.25 lbs | 0.30 lbs |
| Width | N/A | 5.3 inches | 5.25 inches | 5.3 inches | 5.25 inches |
| XMP Support | No | Intel XMP 2.0 | Intel XMP 2.0 | Intel XMP 2.0 | Intel XMP 2.0 |
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Questions & Answers
Q
What is the Cisco MEM-CF-256U2GB memory card?
A
The Cisco MEM-CF-256U2GB is a 256 MB Type I CompactFlash memory module engineered for Cisco routers, providing reliable onboard storage for IOS images, configurations, and logs.
Q
What is the storage capacity of MEM-CF-256U2GB?
A
The MEM-CF-256U2GB offers 256 MB of flash memory, enabling secure storage of IOS files, network configurations, and diagnostic data.
Q
Which Cisco devices are compatible with MEM-CF-256U2GB?
A
Compatible with Cisco ISR 1900, 2900, and 3900 Series routers, ASR platforms, and select Catalyst switches supporting CompactFlash Type I slots.
Q
What are the key features of the Cisco MEM-CF-256U2GB?
A
Key features include: - 256 MB high-density flash - CompactFlash Type I form factor - Fast read/write for quick boot - Industrial temperature rating (–40°C to +85°C)
Q
How do I install the MEM-CF-256U2GB in my router?
A
Power off the device, insert the card into the CF Type I slot until it clicks, then power on. The system auto-recognizes the memory on boot.
Q
Is the MEM-CF-256U2GB hot-swappable?
A
No. To avoid data corruption, always power down or enter no-monitor mode before removing or inserting the memory card.
Q
What are the read/write performance specifications?
A
The MEM-CF-256U2GB delivers up to 20 MB/s read and 10 MB/s write speeds, ensuring efficient IOS boot and file transfers.
Q
What form factor does this memory card use?
A
This product uses the CompactFlash Type I form factor (3.3 V operation) for robust compatibility and easy installation.
Q
What is the operating temperature range?
A
The MEM-CF-256U2GB operates reliably between –40 °C and +85 °C, suitable for standard and industrial environments.
Q
What are the physical dimensions of the MEM-CF-256U2GB?
A
Dimensions: 43 mm × 36 mm × 3.3 mm (width × height × thickness); Weight: approximately 10 g.
Q
What warranty is provided with Cisco MEM-CF-256U2GB?
A
Cisco offers a limited lifetime warranty covering manufacturing defects, ensuring long-term reliability and support.
Q
How can I verify that the MEM-CF-256U2GB is recognized by my device?
A
Use the show flash: command in the Cisco CLI; the MEM-CF-256U2GB entry will display capacity, file list, and status.
Q
Can I store Cisco IOS images on the MEM-CF-256U2GB?
A
Yes. The 256 MB capacity supports most IOS images, facilitating system boot and software upgrades directly from the card.
Q
Does the MEM-CF-256U2GB support extended file systems like FAT32?
A
No. Cisco devices use a proprietary file system for CF modules; formatting must be performed via the format flash: CLI command.
Q
Is the Cisco MEM-CF-256U2GB a Type I or Type II CompactFlash card?
A
The MEM-CF-256U2GB is a Type I CompactFlash card, compatible with standard CF slots on Cisco equipment.
Q
Where can I purchase the Cisco MEM-CF-256U2GB memory card?
A
Purchase directly from Cisco or authorized partners via cisco.com or certified resellers for guaranteed authenticity and warranty.