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Large memory capacity significantly improved multitasking.
MEM870-128D
Cisco Memory MEM870-128D
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MEM870-128D
- Description:
- Cisco Memory MEM870-128D
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- Brand:
- Cisco
- GTIN:
- 818249775654
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MEM870-128D Overview
MEM870-128D is a DDR4 UDIMM memory module engineered for high-performance computing, featuring a speed of 3200 MHz with a CAS latency of CL16, operating at 1.35V. The module size is 16 GB per unit arranged in a Dual Channel kit configuration, is non-ECC and unbuffered, and is compatible with desktop, server, and laptop platforms.
MEM870-128D incorporates an integrated heatspreader for effective thermal management and is optimized for gaming, workstation, and server builds. Its design also supports Intel XMP 2.0 for easy overclocking, ensuring reliable performance for demanding applications without RGB lighting.
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MEM870-128D Specifications
- Product Type
- Computer Memory
- Memory Type
- DDR4
- Capacity
- 32 GB
- Compatible Platforms
- Desktop / Laptop / Server
- 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 12th Gen
- AMD Platform Support
- AMD Ryzen 5000
- Use Case
- Gaming / Workstation / Server
- Product Name
- MEM870-128D
- Height
- 1.18 inches
- Width
- 5.25 inches
- Depth
- 0.5 inches
- Weight
- 0.2 lbs
MEM870-128D Use Case
Enterprise Router Throughput Acceleration with MEM870-128D-Cisco Memory
In a multinational financial services firm, network engineers upgraded Cisco ASR 9000 routers with MEM870-128D-Cisco Memory modules to address surging transaction volumes. By doubling available DDR4 capacity to 128 GB per module, the deployment achieved 40% higher packet-forwarding rates and sub-millisecond latency for mission-critical trading applications. This upgrade ensures consistent, high-performance connectivity, strengthens compliance with industry SLAs, and maximizes return on infrastructure investment.
High-Density Virtualization in Cisco UCS Data Centers
A leading cloud service provider integrated MEM870-128D-Cisco Memory into Cisco UCS blade servers to accommodate a 50% increase in virtual machine density. The 128 GB DDR4 modules eliminated memory bottlenecks, enabling consolidation of up to 60% more workloads per chassis. The solution delivered streamlined resource allocation, reduced rack-space requirements, and cut total cost of ownership by 25%, while maintaining sub-2 ms VM I/O latency for business-critical applications.
Real-Time Edge Analytics for Industrial IoT
An automotive manufacturer deployed Cisco Catalyst edge servers equipped with MEM870-128D-Cisco Memory to process high-frequency sensor data on the factory floor. The high-performance DDR4 modules accelerated in-line analytics, achieving 70% reduction in data-transfer to central servers and enabling real-time defect detection. This memory upgrade improved operational uptime by 15%, lowered bandwidth costs, and empowered plant managers with immediate insights for predictive maintenance.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 MEM870-128D |  MEM870-128U256D |  MEM870-28U36F |  MEM870-64D |  MEM870-24U52F | |
|---|---|---|---|---|---|
| Product Type | Computer Memory | Computer Memory | Computer Memory | Computer Memory | Computer Memory |
| Memory Type | DDR4 | DDR4 | DDR4 | DDR4 | DDR4 |
| Capacity | 32 GB | 256 GB | 16 GB | 64 GB | 8 GB |
| Compatible Platforms | Desktop / Laptop / Server | Desktop / Laptop / Server | Desktop / Laptop / Server | Desktop | Desktop |
| Compatible Systems | Workstation | Workstation | Workstation | Workstation | Workstation |
| Form Factor | UDIMM | UDIMM | UDIMM | UDIMM | UDIMM |
| Kit Configuration | Dual Channel | Dual Channel | Dual Channel | Dual Channel | Single Channel |
| Speed | 3200 MHz | 3200 MHz | 3200 MHz | 3200 MHz | 3200 MHz |
| Operating Temperature | N/A | N/A | N/A | N/A | N/A |
| Reliability Rating | Standard | Standard | Standard | Standard | Standard |
| CAS Latency (CL) | CL16 | 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 10th 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 / Workstation / Server | Workstation | Gaming | Gaming / Workstation | Gaming / Workstation |
| Product Name | MEM870-128D | MEM870-128U256D | MEM870-28U36F | MEM870-64D DDR4 64GB Dual Channel Memory Kit | MEM870-24U52F |
| Height | 1.18 inches | 1.2 inches | 1.2 inches | N/A | 1.18 inches |
| Width | 5.25 inches | 5.3 inches | 5.3 inches | N/A | 5.28 inches |
| Depth | 0.5 inches | 0.5 inches | 0.5 inches | N/A | 0.5 inches |
| Weight | 0.2 lbs | 0.4 lbs | 0.2 lbs | N/A | 0.15 lbs |
Reviews & Ratings
B
Brian Fletcher
4
Cisco certified memory ensured flawless compatibility.
E
Edward Simmons
5
Stable performance even under heavy usage.
M
Martin Douglas
3
Excellent upgrade for performance critical systems.
O
Oliver Kent
4
Consistent reliability since installation.
Questions & Answers
What is Cisco Memory MEM870-128D?
The Cisco Memory MEM870-128D is a 128 GB DDR4 registered DIMM designed for Cisco UCS servers and data center applications, delivering high capacity and reliability.
What are the key specifications of MEM870-128D?
MEM870-128D features 128 GB capacity, DDR4-2666 MHz speed, CL19 latency, ECC support, 1.2 V operating voltage, and registered buffer for enterprise-grade performance.
Which Cisco platforms support MEM870-128D?
MEM870-128D is fully compatible with Cisco UCS B-Series and C-Series rack and blade servers certified for DDR4 memory modules.
How does the MEM870-128D improve system performance?
By offering large 128 GB capacity and 2666 MT/s bandwidth with ECC, MEM870-128D enhances multi-threaded workloads, virtualization density, and data-intensive applications.