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Amlogic A311Y3 octa-core Edge AI SoC features Cortex-A78/A55 cores, 8 TOPS NPU, LPDDR5 support

cnx-software.com June 17, 2026
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Amlogic has introduced the A311Y3 Edge AI SoC, which seems to be an upgrade over earlier designs such as the A311D and A311D2 used in boards like the Khadas VIM3 and Khadas VIM4. Although not listed on the official Amlogic website, documentation from vendors such as Shenzhen Tomato Technology indicates that the A311Y3 SoC is built around a 6nm process node and features a newer CPU architecture based on Arm Cortex-A78/A55 cores. The SoC integrates an NPU with up to 8 TOPS of compute performance and supports LPDDR5/LPDDR5X memory, which can be used in both processing and Edge AI, compared to earlier A311-series chips. Amlogic A311Y3 specifications CPU 2x Arm Cortex-A78 cores (64KB L1 I-cache, 64KB L1 D-cache, 256KB L2 cache) 6x Arm Cortex-A55 cores (32KB L1 I-cache, 32KB L1 D-cache, 128KB L2 cache) with a shared 2MB L3 cache Neon and Crypto extensions included Co-processors – RISC-V core for system control processing; Built-in [...] The post Amlogic A311Y3 octa-core Edge AI SoC features Cortex-A78/A55 cores, 8 TOPS NPU, LPDDR5 support appeared first on CNX Software - Embedded Systems News.

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