PlayStation Now support is planned for (or already on) these devices:
2014 SONY TV’s
XBR-X950B series
XBR-X900B series
XBR-X800B series
KDL-W950B series
KDL-W850B series
KDL-W800B series
KDL-W700B series
KDL-W600B series
2015 4K TV’s
XBR X900C Series/XBR X910C
XBR-X930 Series/X940C
XBR-X850C Series
XBR-X830C Series
X900C
X910C
2015 HD TV’s
KDL-75W850C
KDL-65W850C
KDL-55W850C
KDL-50W850C
KDL-48 W700C
KDL-40W700C
2015 BLU-RAY PLAYERS
BDP-S6500
BDP-S5500
BDP-S3500
BDP-S1500
PLAYSTATION 3
PLAYSTATION 4
PLAYSTATION VITA
PLAYSTATION TV
SAMSUNG TV’S (Revealed at CES 2015)
More official info is here:
https://www.playstation.com/en-us/explore/psnow/devices/
http://www.playstation.com/en-us/explore/psnow/faq/
Gamestop Made a list of all the games on Apr 26, 2015:
http://www.gamespot.com/articles/every-game-on-playstation-now/1100-6426825/
