---
format: "aidr-story-markdown/v1"
id: "f41f1243b270d3dfb7ab5c9e34548df7bb0842c377d32f2b39e33f65c77b07a1"
canonical_url: "https://aidr.today/f41f1243?lang=en"
title: "Forensic Report Finds No Nvidia Blackwell Signature in Newest DeepSeek V4.1 Flash Model"
lang: "en"
requested_lang: "en"
available_langs: ["en","vi"]
translation_fallback: null
fallback_fields: []
published_at: "2026-11-13T02:06:24.000Z"
category: "Chips"
topics: ["deepseek","llm"]
source_urls: ["https://x.com/willdepue/status/2120992457630326841","https://x.com/willdepue/status/2120992495265845248","https://x.com/nrehiew_/status/2120999116172099745","https://x.com/dummerspast39/status/2121009237513936940","https://x.com/teortaxesTex/status/2120995206342521315","https://x.com/nicbstme/status/2121012461944095170","https://x.com/deanwball/status/2121002485703713244","https://x.com/hrkrshnn/status/2121040255004590276"]
summary: "A forensic report found no Nvidia Blackwell hardware signature in DeepSeek-V4.1-Flash. Both V4.1-Flash and LongCat were trained on Huawei Ascend chips. DeepSeek's open-source FlashMLA repository listed support for Nvidia SM100 and SM103 Blackwell architectures."
---

# Forensic Report Finds No Nvidia Blackwell Signature in Newest DeepSeek V4\.1 Flash Model

> [Open the canonical story](<https://aidr.today/f41f1243?lang=en>)

**Published:** 2026-11-13T02:06:24.000Z
**Category:** Chips
**Topics:** deepseek, llm

## Summary

A forensic report found no Nvidia Blackwell hardware signature in DeepSeek\-V4\.1\-Flash\. Both V4\.1\-Flash and LongCat were trained on Huawei Ascend chips\. DeepSeek's open\-source FlashMLA repository listed support for Nvidia SM100 and SM103 Blackwell architectures\.

## Sources

- [Story source](<https://x.com/willdepue/status/2120992457630326841>)
- [Supporting source](<https://x.com/willdepue/status/2120992495265845248>)
- [Supporting source](<https://x.com/nrehiew_/status/2120999116172099745>)
- [Supporting source](<https://x.com/dummerspast39/status/2121009237513936940>)
- [Supporting source](<https://x.com/teortaxesTex/status/2120995206342521315>)
- [Supporting source](<https://x.com/nicbstme/status/2121012461944095170>)
- [Supporting source](<https://x.com/deanwball/status/2121002485703713244>)
- [Supporting source](<https://x.com/hrkrshnn/status/2121040255004590276>)