China's Firefly RISC-V Rack Server Launched: 384-Core RISC-V Chip
2026-05-21 18:06
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en.Wedoany.com Reported - Chinese brand Firefly has officially launched a 42U rack-mount RISC-V server, the CSC2-N48SPK3, on its online store, with a starting price of €34,150. The server houses 48 RISC-V computing modules, each equipped with a SpacemiT octa-core K3 processor and 16GB of LPDDR5 memory. In its base configuration, it delivers 384 CPU cores and 768GB of memory, formally ushering the RISC-V architecture into the enterprise-grade rack deployment phase.

The CSC2-N48SPK3 is positioned by Firefly as the industry's first mass-produced RVA23 Profile array server, with a single node reaching a maximum frequency of 2.4GHz, peak AI computing power of 60 TOPS, and total system computing power of up to 2880 TOPS, capable of smoothly running large models with 30 billion parameters. Each computing node can be optionally configured with up to 32GB of LPDDR5 memory, and users can also choose a version with doubled memory capacity to meet larger-scale workload demands.

Firefly has equipped the CSC2-N48SPK3 with a dedicated ARM-based Baseboard Management Controller (BMC), built on the Rockchip RK3588 octa-core processor, providing a full suite of management functions including real-time monitoring, software and hardware configuration, troubleshooting, anomaly alerts, and remote operation and maintenance. The chassis features a built-in touchscreen display that shows key operational data such as chassis temperature, operating energy efficiency, fan speed, and network IP in real time.

The server features a complete RISC-V security architecture, supporting M/S/U three-level privilege modes, providing hardware-level defense against vulnerabilities like Spectre and Meltdown. It includes built-in PMP/ePMP and IOPMP mechanisms, supports secure boot, secure storage, and signature verification, and integrates AES/SHA/RSA and Chinese national cryptographic standards SM2/SM3/SM4 hardware encryption, achieving full lifecycle security management.

The CSC2-N48SPK3 provides four 10GbE SFP+ network ports and one dedicated BMC management network interface, supporting independent out-of-band BMC operation and maintenance management, with built-in Layer 3 routing and switching, VLAN partitioning, and QoS traffic control functions. For storage, it features 48 onboard M.2 PCIe interfaces, supporting PCIe NVMe 2280 SSD expansion.

The SpacemiT K3 chip adopts RISC-V homogeneous fusion computing technology, integrating 8 high-performance large computing cores X100 and 8 ultra-wide parallel computing AI cores A100, delivering 130 KDMIPS of general-purpose computing power and 60 TOPS of AI computing power. The chip complies with the RVA23 specification, marking a key leap for RISC-V in the high-performance computing field from standard formulation to mass production implementation.

Firefly simultaneously released another computing server, the CSD2-N128, which can be equipped with up to 128 computing nodes. Users can optionally configure different processor platforms from Qualcomm, Rockchip, Sophgo, or SpacemiT, covering both ARM and RISC-V architectures.

The RISC-V ecosystem is accelerating its penetration into data centers. In March this year, Zhuhai successfully deployed a RISC-V architecture-based server cluster for the first time in a city-level intelligent computing center, achieving hybrid deployment and collaborative scheduling with X86 clusters. An action plan previously issued by the Guangdong provincial government explicitly proposed accelerating the development of artificial intelligence chips based on reduced instruction set architectures like RISC-V. The large-scale commercial adoption of the open-source architecture in the server field is entering a window of opportunity.

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