Don't run that card without a heatsink! Your card is a series 233 card, which re-uses the Apple heatsink (swap it from the stock CPU). Was there no mention in the box about this update for those cards? Laurie -- Founder, Editor, FAQ-checker http://cubeowner.com Home of The Mac Cube FAQ! AOL IM/iChat: cubeownernyc On 6/26/04 3:54 PM, "Brett Pearce" <way2fast4u at shaw.ca> wrote: > Just installed a PowerLogix 1.2 7457 upgrade and noticed it did not > have a heat sink on it like the one on the stock Apple processor card. > The video that came with it showed a metal plate attached to the card > in the video. > > Should there be one or does the 7457 run that much cooler that it > doesn't need it? > -- > BP