---
layout: board
title: Primo81 SD card images
description: "Minimal, pure and up-to-date vanilla Debian/Ubuntu armhf SD card images for Primo81 by MSI, SoC: Allwinner A31s, CPU ISA: armv7"
board_id: msi_primo81
board_dtb_name: sun6i-a31s-primo81
board_name: Primo81
board_maker_name: MSI
board_soc_name: Allwinner A31s
board_cpu_name: ARM Cortex A7 (armv7)
board_cpu_arch_isa: armv7
board_cpu_arch_debian: armhf
---