Dual Channel - Testing
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The test configuration will look like the following; the only difference is the slots the memory will be put in.
- ABIT AI7
- Intel Pentium 4 2.6c
- Kingston HyperX (2 *512mb)
- Samsung 7200 rpm 120GB SATA
- Nvidia 6800
I ran the Sandra memory bandwidth benchmark. This should show the greatest change between single and dual channel. This is a synthic benchmark, meaning this is what is available, but it is up to each application to take advantage of all the bandwidth. Below are the results from both the float point and integer.


Both of these tests gave nearly the same results. The difference in performance between the dual channel and single channel was high. You can gain about 64 percent more memory bandwidth running in dual channel mode. Theoretically it should have been 100 percent. It should have doubled the speed, but this is the real world. Remember that this is just a totally synthetic benchmark. It really doesn’t tell anything other than what is available to be used by the system. The following tests will show how that extra bandwidth is used. Based on this, there should be a noticeable difference between single and dual channel.
Next: Gaming Benchmarks >>
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