Hi RedWolf1, and welcome to TSG.
As far as I can determine, the PS3 does not come with an HDMI cable in the box. It does have a standard HDMI port. If your computer has an HDMI output, then you should be able to use the HDMI cable you got for use with the PS3 to connect the TV to the computer.
As far as I can determine, the PS3 does not come with an HDMI cable in the box. It does have a standard HDMI port. If your computer has an HDMI output, then you should be able to use the HDMI cable you got for use with the PS3 to connect the TV to the computer.