d-Matrix, founded in 2019 in Santa Clara, California, makes Corsair inference accelerator cards that compute inside memory, alongside JetStream network cards and Aviator software. It closed a $275 million Series C in November 2025 at a $2 billion valuation.
At a glance
| Price from | Custom |
| Best for | Data centres running low-latency generative AI inference |
From d-Matrix's own website.
What stands out
- Backed by Temasek and Microsoft's venture fund
- Cards, networking and software from one vendor
Worth knowing
- No named customers published
- Price not published
How it ranks
d-Matrix is ranked 8th of 10 in Best AI Chip Startups (Lister Score 88.0).
#8 in Best AI Chip Startups · Lister Score 88.0
D-Matrix's Series C was co-led by Bullhound Capital, Triatomic Capital and Temasek, with Microsoft's M12 fund taking part..
| Rank | Best AI Chip Startups | Score |
|---|---|---|
| 1 | SambaNova Systems | 96.8 |
| 2 | Etched | 95.6 |
| 3 | Tenstorrent | 94.4 |
| 4 | Positron AI | 93.1 |
| 5 | MatX | 91.9 |
| 6 | Rebellions | 90.6 |
| 7 | Lightmatter | 89.3 |
| 8 | d-Matrix | 88.0 |
| 9 | FuriosaAI | 86.7 |
| 10 | Axelera AI | 85.4 |
Frequently asked questions
How does d-Matrix rank on Lister?
d-Matrix is ranked 8th of 10 in Best AI Chip Startups (Lister Score 88.0).
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