# HPE Aruba vs Cisco Nexus: which do AI models recommend for data center networking, October 2026

IT AI Recommendation Index, October 2026 Edition, Data center networking. One of fourteen models named HPE Aruba first on the direct prompt; one named Cisco Nexus. Page: https://it-ai-index.com/network/data-center-networking/hpe-aruba-vs-cisco-nexus/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| HPE Aruba | 2% | #3 of 7 | 8% | 12 | 8 of 14 |
| Cisco Nexus | 2% | #4 of 7 | 19% | 16 | 10 of 14 |

## The direct prompt, model by model

- Qwen 3.7 Flash: hpe aruba first (first choices: Cisco, HPE Aruba) (alternatives: Juniper EX Series)
- Perplexity Sonar: cisco nexus first (first choices: Cisco Nexus) (alternatives: Arista Networks, HPE Data Center Switches)
- GPT-5.4 mini: neither first, one named (first choices: Arista Networks) (alternatives: Cisco Nexus, Juniper QFX)
- Grok 4.1 Fast: neither first, one named (first choices: HPE Aruba Networking CX Series) (alternatives: Cisco Nexus, Juniper Networks)
- Claude Haiku 4.5: neither named
- Gemini 3.5 Flash: neither named (first choices: Arista Networks) (alternatives: Dell Technologies, HPE Juniper Networking)
- Mistral Small: neither named (first choices: Cisco) (alternatives: Arista Networks, Huawei Data Center Networking, Juniper Networks)
- DeepSeek V4 Flash: neither named (first choices: HPE Aruba CX Series) (alternatives: Extreme Networks, Juniper QFX Series)
- Llama 4 Maverick: neither named
- Kimi K2: neither named (first choices: HPE Aruba Networking CX Series) (alternatives: Cisco Nexus 9000, Juniper QFX Series)
- GLM 4.7 FlashX: neither named (first choices: HPE Aruba Networking CX Series) (alternatives: Cisco Catalyst 9200/9300 Series, Cisco Nexus 9300 Series, Dell PowerSwitch S Series)
- MiniMax M2.5: neither named
- GPT-6 Luna: neither named (first choices: Arista EOS) (alternatives: Cisco Nexus 9000, CloudVision, HPE Juniper QFX + Apstra)
- Muse Glimmer 30B: neither named (first choices: HPE Aruba EdgeConnect) (alternatives: Arista Networks, Juniper Networks)

## What the models said about HPE Aruba

- "HPE Aruba is presented as more budget-friendly, though the result emphasizes campus/edge more than data center." (Perplexity Sonar, budget prompt, soft negative)
- "HPE Aruba (AOS-CX) and Cisco (Catalyst 9000/Nexus) are generally considered the top two contenders" (Qwen 3.7 Flash, direct prompt, first choice)
- "Good for integrated campus+DC, competitive pricing | Less established in pure data center switching use cases" (DeepSeek V4 Flash, scale prompt, alternative)
- "If you need campus + data center: Consider Aruba for campus and Arista for data center" (MiniMax M2.5, budget prompt, alternative)

## What the models said about Cisco Nexus

- "Specific examples to avoid for a new build: Cisco Nexus 6000, whose support ended April 30, 2022" (GPT-6 Luna, negative prompt, hard negative)
- "buying brand-new, top-tier platforms (like Cisco Nexus) with heavy multi-year licensing and support contracts is usually out of the question" (Gemini 3.5 Flash, budget prompt, soft negative)
- "Significantly cheaper than big names (e.g., Cisco Nexus 9300 equivalents discounted 80%+ on resellers" (Grok 4.1 Fast, budget prompt, soft negative)
- "Cisco holds the largest overall market share (~18-76% in segments)... Cisco for enterprise stability" (Grok 4.1 Fast, comparative prompt, first choice)
- "the strongest default choice is usually Cisco Nexus if you want the safest all-around platform" (Perplexity Sonar, direct prompt, first choice)
- "If you need enterprise support and can stretch slightly: Get a used/refurbished Cisco Nexus 93180YC-FX3" (DeepSeek V4 Flash, budget prompt, alternative)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.