A31 Allwinner Quad Core Cpu

Updated October 6, 2026

Overview

Product sourcing insights & recommendations

22 来源

The Allwinner A31 is a legacy quad-core application processor launched in late 2012 that played a pivotal role in the early "Retina display" tablet era Linux-Sunxi Wikipedia. While revolutionary for its time, as of September 2026, the market has fully transitioned to 64-bit architectures and AI-integrated SoCs, leaving the A31 as a specialized component for legacy maintenance Alibaba Linux-Sunxi.

Core Technical Profile

* Architecture: Quad-core ARM Cortex-A7 (32-bit) with a fifth "power-saving" core for standby Linux-Sunxi Cnx-Software.

* Graphics: PowerVR™ SGX544MP2 (8 logic cores), which was high-end in 2013, supporting OpenGL ES 2.0 and early 4K decoding Linux-Sunxi Wordpress.

* Original Target: High-resolution Android 4.2 tablets (2048x1536), smart TV boxes, and automotive infotainment systems Linux-Sunxi Liliputing Armdevices.

2026 Market Status & Trends

* Technological Obsolescence: The A31's 32-bit architecture and 40nm process are considered "ultra-legacy" in 2026. Modern operating systems and web browsers now require 64-bit (Cortex-A53/A76) support and hardware AI acceleration (NPUs), which the A31 lacks Alibaba Linux-Sunxi.

* Supply Chain Transition: New consumer designs have shifted to successors like the Allwinner A133/H618 for entry-level tasks or the Rockchip RK3588 for high-performance edge AI applications Linux-Sunxi.

* B2B Availability: Active inventory is primarily found in specialized electronic component markets for repairing legacy digital signage or maintaining older industrial equipment Alibaba. Prices for the chipsets remain low ($1.60–$7.00/unit), but they are largely sourced from existing stock rather than new production Alibaba.

Strategic Insights for Sourcing

Application Era	Legacy Recommendation (A31)	2026 Modern Alternative
Budget Tablets	Maintenance only	Allwinner A133 (64-bit, Android 13+ support)
Digital Signage	Basic 1080p loops	Allwinner H618 (6K/8K support, better efficiency)
Edge Computing	Not Recommended	Rockchip RK3588 (6.0 TOPS NPU for AI tasks)

I have compiled detailed lists of current legacy A31 chip suppliers and modern quad-core tablet/TV box alternatives for your review in the files below.

Based on these legacy insights, here are your next steps:

Sources & References

22 sources cited · Verified industry data & reports

Official specifications of the Allwinner A31

slatedroid.com

For apps: 2 A7 cores @ 1 GHz (A31) vs 2 A9 cores @ 1.6 GHz (RK3066). Most apps do not need lots of CPU power anyways so A31 can get away with ...

Quad-Core Mobile Application Processor

Linux Sunxi

A31 mobile application processor ・ 4Kx2K resolution decoding, , 1080p video @ 60fps ・ 256KB L1 Cache • 1MB L2 Cache GPU • PowerVRTM SGX544MP2

NEW quad-core Allwinner A31 tablets now out! - Doozan Forum

Doozan Forum

The 8" tablets have a 1024x768 screen with 2GB/16GB. 9.7" high-res "retina" screens with 2048x1536 resolution, also at 2GB/16GB. A31 uses a ...

Allwinner Technology

Wikipedia

Allwinner launched its quad-core Phablet processor A31s. Based on quad-core cortex-A7 CPU architecture, this processor allows 3G, 2G, LTE, WIFI, BT, FM, GPS, ...

Allwinner A31 Quad Core Cortex-A7 processors now are in ...

WordPress.com

A31 can address up to 2GB or DDR3 memory, Video output support up to 4096 x 4096 pixels, the camera video inputs are 4 and support 1Gbps stream ...

Allwinner Releases Android 4.2.2 Jelly Bean Firmware for ...

EDN - Voice of the Engineer

Its product line includes multi-core application processors for smart devices and smart power management ICs used by brands worldwide. With its ...