Update:

> http://media.freescale.com/phoenix.zhtml?c=196520&p=irol-newsArticle&ID=1916610 [...]
> QorIQ T4080
> T4080 is pin compatible with T4240/T4160

QorIQ T4xx1 (T4241, T4161, T4081) released as pin-compatible low-power variants of T4xx0:
http://www.nxp.com/docs/pcn_attachments/17192_introducing_low_power_T4xx1_PB.pdf
http://www.nxp.com/video/t4-family-low-power-options:LOW-POWER-T4
https://media.digikey.com/pdf/PCNs/Freescale/PCN17192.pdf

Also, low-power variants of T2080 and T2081 with faster memory controller released:
http://www.nxp.com/video/t2-family-low-power-options:LOW-POWER-T2