March 2009 - August 2010
Original OS 10.5.6
Processor: Intel Xeon 'Bloomfield' or 'Gainstown'
CPU: 1 x 2.66 GHz with 4 cores per processor
1 x 2.93 GHz with 4 cores per processor
1 x 3.33 GHz with 4 cores per processor
2 x 2.26 GHz with 4 cores per processor
2 x 2.66 GHz with 4 cores per processor
2 x 2.93 GHz with 4 cores per processor
RAM slots: 4 with Single Processor - 8 with Dual Processor
Maximum RAM - 64 GB Single Processor - 96 GB Dual Processor
Type: 240 pin PC3-8500 DDR3 1066 MHz ECC SDRAM
MacPro4,1 will boot into a 32 or 64 bit kernel.
16 GB Modules cannot be mixed with other memory
Lifetime warranty