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Memory Upgrade for HP Pavilion Elite M9400z

HP Pavilion Elite M9400z memory upgrade specification, Pavilion Elite M9400z maximum memory, memory speed, and memory upgrade options.

Upgrade memory on HP Pavilion Elite M9400z upto a maximum of 8GB
PC2-6400 DDR2-800 240pin SDRAM DIMM, with maximum 2GB per slot in 4 (4 banks of 1) memory slots. The HP Pavilion Elite M9400z takes the PC2-6400 DDR2-800 240pin SDRAM DIMM Memory Type.

HP Pavilion Elite M9400z Memory Upgrade Specification
Standard Memory Maximum Memory Memory Expansion CPU Type Model/Chipset
0MB 8GB
PC2-6400 DDR2-800 240pin SDRAM DIMM
4 (4 banks of 1) - AMD Phenom 8550 triple-core (2.2GHz) Processor
- AMD Phenom 8650 triple-core (2.3GHz) Processor
- AMD Phenom 9650 quad-core (2.3GHz) Processor
- AMD Phenom 9750 quad-core (2.4GHz) Processor
- AMD Phenom 9850 quad-core (2.5GHz) Processor<
 

HP Pavilion Elite M9400z Memory Upgrade options.

What are memory sockets or slots and how are these divided into bank?

 

Memory Sockets or Slots are the place where memory RAM modules are inserted in the motherboard. The HP Pavilion Elite M9400z has 4 (4 banks of 1) memory expansion slots. A memory bank is a group of memory expansion sockets, a bank must be completely filled with memory modules of the same size and type in order for the system to recognize and address the memory. i.e. :

2 sockets (2 banks of 1) This indicates that there are 2 memory slots. These are divided into 2 banks, and each bank consists of one memory slot. So you can add memory one piece at a time for the system to use.

3 sockets (3 banks of 1) This indicates that there are 3 memory slots. These are divided into 3 banks, and each bank consists of one memory slot. So you can add memory one piece at a time for the system to use.

4 sockets (2 banks of 2) This indicates that there are 4 memory slots. These are divided into 2 banks, and each bank consists of two memory slots. So you must add memory two pieces at a time (they must be the same size and type of memory) in order for the system to benefit from the upgrade.

8 sockets (4 banks of 2) This indicates that there are 8 memory slots. These are divided into 4 banks, and each bank consists of two memory slots. So you must add memory two pieces at a time (they must be the same size and type of memory) in order for the system to benefit from the upgrade.

12 sockets (3 banks of 4) This indicates that there are 12 memory slots. These are divided into 3 banks, and each bank consists of four memory slots. So you must add memory four pieces at a time (and they must be the same size and type of memory) in order for the system to benefit from the upgrade.