Mac Pro Memory and Xserve

Mac Pro Late 2013
4 slots
DDR3-1866Mhz

The latest model of the Mac Pro takes DDR3-1866Mhz RAM.  The machine has four slots that can take up to 32GB* per slot for...

Mac Pro Mid 2010
8 slot and 4 slot versions 
DDR3-1333Mhz

The DDR3-1333 DIMMs for the 2010 Mac Pro require a Thermal Sensor for full performance and compatibility. Many 3rd...

Mac Pro Early 2009 and Mid 2010
8 slot and 4 slot versions
DDR3-1066Mhz

The DDR3-1066 DIMMs for the Mac Pro require a Thermal Sensor for full performance and compatibility....

Mac Pro Early 2008
8 Slots
DDR2-800Mhz

The Mac Pro DDR2 series (800Mhz) uses a type of memory called an FB-DIMM. There are eight (8) slots, and the FB-DIMMs...

Mac Pro 2006-2007
8 Slots
DDR2-667Mhz

The Mac Pro DDR2 series (667Mhz) uses a type of memory called an FB-DIMM. There are eight (8) slots, and the FB-DIMMs are installed...

The Xserve 3,1 DDR3-1066 comes in two versions, the 4-core and the 8-core. The 4-core has 6 DIMM slots, and it is upgradable to a maximum of 24GB with the...

The Xserve 2,1 is based on the Intel Xeon 5400 series CPU.  The Xserve 2,1 uses fully buffered memory, also known as an FB-DIMM. There are eight (8) slots, and...