PowerVR version
$ adb shell cat /proc/pvr/version Version CustomerGoogle_Android_ogles1_ogles2_GPL sgxddk 18 1.8@905891 (release) omap4430_android System Version String: SGX revision = 1.2.0
$ adb shell cat /proc/pvr/version Version CustomerGoogle_Android_ogles1_ogles2_GPL sgxddk 18 1.8@905891 (release) omap4430_android System Version String: SGX revision = 1.2.0