All the SoCs of Ingenic have a Xburst core. Its instruction set is compatible with MIPS32 and it has a SIMD instruction set to accelerate the speed of video codec algorithm.
Jz4720 is a low cost multimedia application processor targeting for mobile devices like MP4, electronic dictionary.
Jz4730 is a multimedia application processor targeting for mobile and general embedded devices. Incorporating the XBurst CPU core based on leading micro-architecture technology, this processor provides high integration, high performance and low power consumption solutions for embedded devices.
Many mp4 players made in China use JZ4730 soc.
Jz4740 is a multimedia application processor targeting for mobile devices like smart-phones, PMP and GPS. Incorporating the XBurst CPU core based on leading micro-architecture technology, this processor provides high integration, high performance and low power consumption solutions for embedded devices.
The JZ4740 has upstream kernel support.
JZ4755 is a multimedia SOC with high performance and price ratio, targeting for low end PMP like portable product. JZ4755 is powered by Ingenic innovative XBurst CPU core up to 360MHz, supporting multi-format decoding at 720P resolution, and equipped with a rich set of on-chip peripherals.
This SoC is used in the RZX-50.
The JZ4770 SoC has a 1GHz single XBurst core, with 32K L1 and 256K L2.
The JZ4770 is used in a number of Android MIPS based platforms, such as the Ainol Novo 7 tablets, and the GCW Zero open source gaming platform.
This SoC is targeted primarily at mobile devices like Philips T7+ PI3800. Also MIPS Creator CI20 is based in the JZ4780.
Detailed information can be obtained in the datasheet published by Ingenic.
qemu-jz:qemu folk for JZ4740 based demo board(pavo) emulation
Chinese SoCs run Linux
World's cheapest Linux-based laptop?
Hackable Linux clamshell goes on sale for $99
Mini-notebook runs "Windows friendly" Linux
Rockbox wiki page
how to run linux on onda vx747