XDS100V3 is the newer and faster low cost JTAG for Code Composer Studio. You can learn more about it from http://processors.wiki.ti.com/index.php/XDS100#XDS100v3_Features
It’s IEEE 1149.7 capable USB emulator and it supports ARM Single Wire Output (SWO), having FPGA on it allow JTAG clocks up to 25Mhz.
The supported devices with CCS 5.1.x are:
TMS320C28xx, TMS320C54xx, TMS320C55xx, TMS320C674x, TMS320C64x+, TMS320C66x, ARM9, ARM Cortex A9, ARM Cortex A8, ARM Cortex M3, ARM Cortex R4
The production is scheduled and this device will be in stock in May, the price will remain as on TMS320-XDS100-V2 which will be replaced i.e. EUR 54.95