Key Takeaways
1. The Radxa CM4 SBC is positioned between the CM3 and CM5, offering a balance of performance and cost.
2. It features the Rockchip RK3576 SoC with an octa-core CPU and up to 16 GB of LPDDR4X RAM.
3. The board supports up to 256 GB of eMMC storage and has connectivity options including WiFi 6 and Bluetooth 5.4.
4. The CM4 is compatible with various third-party boards, enhancing its versatility.
5. Pricing for the CM4 is not yet available, but it is expected to be lower than the Radxa CM5.
Radxa is a popular brand that provides a solid range of SBCs (Single-Board Computers). They have recently shared information on the upcoming CM4 SBC, which is aimed to fit neatly between the CM3 and the more expensive CM5. While details about pricing and availability are not available at the moment, we anticipate that more information will be revealed shortly.
Specifications of the CM4 SBC
In contrast to the more robust and likely more expensive CM5 SBC, the CM4 is equipped with the somewhat less powerful Rockchip RK3576 SoC, which can be paired with as much as 16 GB of LPDDR4X RAM. The RK3576 features an octa-core CPU, consisting of four Cortex-A72 cores and four Cortex-A53 cores. For graphics processing, it uses the Mali G52 MC3 iGPU, which supports a variety of frameworks that will be mentioned later. Additionally, the board includes an NPU for inferencing, capable of delivering up to 6 TOPS of INT8 performance.
Storage and Connectivity Options
For storage, the CM4 SBC can accommodate up to 256 GB of eMMC storage. It also supports SD/MMC and UFS 2.0. True to expectations, the CM4 SBC works well with numerous third-party boards, such as the Raspberry Pi CM4 I/O, WaveShare CM4-Nano-B, and several others. Onboard connectivity includes WiFi 6 and Bluetooth 5.4 to fulfill all wireless networking needs. Users can expand connectivity through USB, Ethernet, and other interfaces by attaching a compatible I/O board. Notable additional details include the following:
As previously mentioned, pricing information is still unclear at this point. The Radxa CM5 SBC, powered by the RK3588 with 4 GB of memory and 32 GB of storage, is currently listed for $106.99 on Amazon, suggesting that the CM4 will likely be priced slightly lower.
Conclusion
Overall, the Radxa CM4 SBC is shaping up to be a promising option for those in need of a capable single-board computer that sits between the CM3 and CM5 models. With its solid specifications and compatibility with various third-party boards, it looks to be a valuable addition to the Radxa lineup.
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