SpacemiT
Computing chip company based in Hangzhou, China
SpacemiT (Chinese: 进迭时空) is a computing-chip company based in Hangzhou, China, founded in 2021, which is focused on computer processors based on the architecture RISC-V to be used mainly in the area of artificial intelligence (AI CPUs).
In 2024, the company unveiled the Muse Book laptop with the Bianbu OS operating system, based on its Key Stone K1 octa-core RISC-V chip. In January 2025, it announced the development of a server processor with up to 64 RISC-V cores, named "VitalStone V100", made on a 12nm-class process technology. The VitalStone V100 supports virtualization, memory virtualization through an IOMMU which complies with the RISC-V architecture and the AXI4-Stream DTI interface.
In July 2025, during the RISC-V Summit, the company announced a new system on chip (SoC), called SpacemiT K3, that will be based on the RVA23-profile-compliant X100 core. This core can be assembled in clusters of up to 64 cores. The new SoC was made available for end-users during the first half of 2026.
01Muse
Under their trademark Muse, SpacemiT also sells various electronic products, including clocks, audio devices, turntables, DVD players, and home appliance.
Sources and credits
This article is adapted from the Wikipedia article “SpacemiT”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- SpacemiT RISC−V M1.jpg by Popolon, CC BY-SA 4.0
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