This 4GB memory kit is designed to enhance your Mac Pro's performance.

Corsair Value Select memory - 512 MB - SO DIMM 200-pin - DDR.

This 4GB memory kit contains two 2GB modules designed to enhance your system's performance.

This industry standard 1GB PC3200 400MHz 184-pin DDR SDRAM DIMM has 128M x 64 organization.

This industry standard 512MB PC3200 400MHz 184-pin DDR SDRAM DIMM has 64M x 64 organization.

This industry standard 512MB PC2700 333MHz 200-pin DDR SDRAM SODIMM has 64M x 64 organization.

This 2GB memory module is designed for applications in which both performance and density are critical. The low 1.2 inch maximum height of this module makes it ideally suited for use in 1U rackmount servers and appliances. This DIMM includes Error Checking and Correcting (ECC) for maximum reliability and has registered address and control signals to enable fully configured systems.The synchronous design of this module allows precise cycle control with the use of the system clock. I/O transactions are possible on every clock cycle. The high clock frequency and high density of this device enable a high level of performance to be achieved in advanced workstations and servers.

Corsair Value Select memory - 1 GB - SO DIMM 200-pin - DDR.

This 1GB memory upgrade kit contains two 512MB memory modules designed to enhance your system's performance. This memory has been verified to operate at latencies of 5-5-5-15 at 2.2V.

The DOMINATOR family of memory represents the ultimate in performance technology engineering from Corsair. The DOMINATOR was designed to have the highest performing IC maximum over-clocking capability and efficient DHX cooling ? all the while being stable and reliable.