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Cisco Nexus 9000 Series vs NVIDIA Mellanox comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Mar 1, 2026

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Cisco Nexus 9000 Series
Ranking in Ethernet Switches
9th
Average Rating
8.8
Reviews Sentiment
5.3
Number of Reviews
11
Ranking in other categories
Data Center Networking (6th)
NVIDIA Mellanox
Ranking in Ethernet Switches
19th
Average Rating
7.8
Reviews Sentiment
4.7
Number of Reviews
8
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of October 2026, in the Ethernet Switches category, the mindshare of Cisco Nexus 9000 Series is 1.1%, up from 0.0% compared to the previous year. The mindshare of NVIDIA Mellanox is 2.2%, up from 2.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Ethernet Switches Mindshare Distribution
ProductMindshare (%)
Cisco Nexus 9000 Series1.1%
NVIDIA Mellanox2.2%
Other96.7%
Ethernet Switches
 

Featured Reviews

AS
Technical Marketing Engineer Hybrid Cloud Infrastructures at NetApp
Policy-driven data centers have delivered low-latency connectivity for critical applications
The most critical and important feature in Cisco Nexus 9000 Series is VPC. Apart from VPC, there are many other features in Cisco Nexus 9000 Series that stand out as advantages. You can apply access control lists on that. You can do Layer 3 capabilities. You can configure HSRP. You can implement VRFs. You can isolate the L3 network within your data center. It has a lot of features including network segmentation capabilities. You can apply a lot of security hardening and manage the access on the switches through auditing to see who is doing what and restrict access based on the network admin role. These are great features. The overlay technology support in Cisco Nexus 9000 Series is good for large-scale deployment where you are going to build something like a hyperscaler. You need more network segments, and with VXLAN, you can definitely build a large fabric with those Nexus switches.
Nurudeen Suleiman - PeerSpot reviewer
CEO at Tekpulse Ltd
Automation and integration improve operations efficiently
We wanted to utilize the advanced InfiniBand and Ethernet solutions offered by NVIDIA, but the users are not too familiar with the InfiniBand environment, which is why we are using the Linux Cumulus 5.6, which is usually the normal Ethernet. I am familiar with NVIDIA Mellanox, as I have products from NVIDIA on review here on our website. I use enhanced multi-tenancy features. Currently, within the data center, we have mixtures of both Cisco Nexus switches, NVIDIA switches, and Huawei switches, so eventually, we are changing all the switches to NVIDIA. On a scale of 1-10, I rate NVIDIA Mellanox an eight.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"Performance has been great with no abnormal behaviors detected, and the network remains stable even in failover scenarios, supporting vast environments with high availability."
"The stability and reliability of Cisco Nexus 9000 Series are robust, and once you put it on, it does not just fail; that takes a long time, maybe even years."
"RealPresence works effectively."
"The performance in data center operations with Cisco Nexus 9000 Series is excellent; we have never faced any performance issues."
"Cisco Nexus 9000 Series is very durable and very reliable, and there has never been any issue with it."
"The features for manageability and visibility are impressive."
"According to the customers, they are not utilizing even 40% of the switches because the capacity is very large."
"Cisco Nexus 9000 Series is quite a complex machine, but we are using a very simple configuration with basic Nexus switching, and we don't have many issues with Cisco Nexus 9000 Series at the moment in our present infrastructure."
"Mellanox provides a feature called RDMA; this feature is very special and only Mellanox can provide it."
"The biggest advantage is that the vendor is the only one providing no-drop traffic."
"The most valuable features of this solution are its functionality."
"It is a very easy-to-use product."
"The stability of this solution is great, which is one of the reasons why I chose it."
"From what I've been told, a valuable feature of Mellanox switches is they're quite user-friendly."
"The tool is very configurable because it runs on a Linux operating system."
"The most valuable features of Mellanox Switches are the size, power consumption, and the vast amount of features."
 

Cons

"When trying to contact support, we had issues trying to get someone to help us."
"Cost-wise, Cisco Nexus 9000 Series is very expensive."
"Even though it is expensive, I am not sure about the return on investment. It is expensive, and you will need to pay for subscription fees that also are not cheap."
"In terms of automation with Cisco Nexus 9000 Series, it could be better."
"The SFP modules we are using have had issues. We have Cisco modules, but they frequently heat up or there are packet error issues."
"We find that Cisco has been left behind by the other vendors. The other vendors have adopted new technology, and we find Cisco lagging behind."
"The potential for improvement lies in the licensing aspect, which is somewhat confusing. The perpetual and subscription licensing is a concern."
"I would rate the technical support for Cisco Nexus 9000 Series an eight out of ten. This rating is not because of their lack of expertise, but just the assignment period."
"The scalability is working fine at the moment, but there's always room for improvement. As of right now, I don't know of any improvements to suggest."
"Mellanox Switches were easier before Nvidia bought Mellanox and then their new version of the operating system changed."
"Mellanox Switches were easier before Nvidia bought Mellanox and then their new version of the operating system changed. They started with Ennui, and now they only use Linux. If they returned to their previous CLI it would be a good option for starters. The new CLI is more difficult to use but more powerful than the older one. It has its advantages."
"Mellanox Switches could improve by adding some features that can make it easier for integrating the switches in some managing and monitoring platforms, such as Elastic or similar software for monitoring data with the data center in a more holistic way."
"The feature we would want to see in future updates of NVIDIA Mellanox is improved accessibility for normal users, as quite a lot of experience is needed before using Mellanox."
"Sometimes, it can have some bugs from the past if I am an old user. However, it is stable now."
"If you compare this solution with Cisco, utilization in Cisco is more popular and it is more friendly."
"The configuration is a bit different from Cisco, and therefore, for me at least, there's a bit of a learning curve."
 

Pricing and Cost Advice

Information not available
"The price of Mellanox Switches is reasonable compared to other solutions. The price and quality ratio was very good. There is a one-time license purchase that is needed."
"There is a license to use the switch ports of Mellanox Switches."
"The pricing is very competitive. The licensing costs are fine."
"It's an open-source solution."
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Top Industries

By visitors reading reviews
Comms Service Provider
22%
Outsourcing Company
17%
Manufacturing Company
11%
Construction Company
11%
Manufacturing Company
15%
Comms Service Provider
11%
Computer Software Company
8%
University
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business7
Large Enterprise5
By reviewers
Company SizeCount
Small Business5
Midsize Enterprise1
Large Enterprise2
 

Questions from the Community

What needs improvement with Cisco Nexus 9000 Series?
If we speak about the negative side, the prices are something that could be improved. It is expensive compared with other competitors, about 40% higher than any other vendor. This is the main point...
What is your primary use case for Cisco Nexus 9000 Series?
Cisco Nexus 9000 Series focuses on serving the data center primarily, not the endpoints. The focus is on how to serve your data center, perform the segmentation that you need inside your data cente...
What advice do you have for others considering Cisco Nexus 9000 Series?
The policy-driven approach in Cisco Nexus 9000 Series can be understood through the integration with Cisco DNA. One of the main features or strength points that Cisco Nexus 9000 Series has is the f...
What is your experience regarding pricing and costs for Mellanox Switches?
The pricing is competitive. For its performance, it's cheaper, so I would rate it a four if cheaper is lower.
What needs improvement with Mellanox Switches?
The feature we would want to see in future updates of NVIDIA Mellanox is improved accessibility for normal users, as quite a lot of experience is needed before using Mellanox. None of the Mellanox ...
What is your primary use case for Mellanox Switches?
NVIDIA Mellanox is usually used for numerous purposes, but in our case, we are using it in a data center for high-end servers running 200 gig interfaces, and we are able to link it up with Ansible ...
 

Also Known As

No data available
Mellanox Switches, Mellanox SN2700
 

Overview

 

Sample Customers

Information Not Available
CNPC, Korea Consumer Agency, Nutanix, Roxo Systems, StorPool, Atlantic.Net, INFN, StarWind, NYSE Technologies, Creative Consultants, ENKI
Find out what your peers are saying about Cisco Nexus 9000 Series vs. NVIDIA Mellanox and other solutions. Updated: September 2026.
915,341 professionals have used our research since 2012.