I am instead going to focus more on any performance changes with SLI EPP enabled and with it disabled. We must notice a difference in benchmarks for these settings.
The standard setting must be around performance of typical off the shelf RAM. When we enable SLI, we must notice difference. We are jacking voltage up, increasing speed, and tightening timings. Before I start, I will list hardware used during testing.
• Intel Pentium E2140
• 2 GB Crucial Ballistix
• EVGA 680i LT SLI
• BFG 8800 GT OC
• OCZ GameXtreme 700 Watt
The stock timing and speed are 5-5-5-12 at 400 MHz. This is usual for a most of cheaper RAM. When memory is put to max SLI speed, memory executes at 4-4-4-12 at 400 MHz. There is an EPP setting for 500 MHz, however I could not enable it. If you have FSB over clocked in any way, enabling SLI configuration automatically drops FSB back to stock speeds.
Everest
This set of programs has three memory benchmarks and I used all of them. These benchmarks explain us memory read, write, and latency of every test speed.
Here we notice SLI enabled setting showing slight performance expands. These slight expands will not be seen and will not show any type of gains in applications. Over clocking RAM would be a good option if you want to obtain a noticeable gain.
Sandra
There is no probable reason for these results, but I checked them, verified those many times and this is what I got. Once again, differences are minimal and won't show any real life benefit.








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