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xeon 5355

  1. M

    MP 1,1-5,1 Mac Pro 1,1 CPU upgrade fail (quad 2.66 5355)

    Hi all, I have a music recording project coming up that looked like a good excuse to resurrect my 2006 Mac Pro 1,1 ... In preparation, I upgraded to Snow Leopard 10.6.8 on a Sandisk 512Gb SSD and flashed the EFI to 2,1 .. all works fine. The new (used) processors arrived, well packaged and...